{"id":1164,"date":"2026-03-10T06:32:18","date_gmt":"2026-03-10T06:32:18","guid":{"rendered":"https:\/\/cn-hawe.com\/?p=1164"},"modified":"2026-03-09T06:37:27","modified_gmt":"2026-03-09T06:37:27","slug":"brake-press-calculator","status":"publish","type":"post","link":"https:\/\/cn-hawe.com\/vi\/brake-press-calculator\/","title":{"rendered":"C\u00e1i b\u1eaby c\u1ee7a m\u00e1y t\u00ednh l\u1ef1c ch\u1ea5n: T\u1ea1i sao \u01b0\u1edbc t\u00ednh l\u1ef1c n\u00e9n l\u1ea1i l\u00e0m h\u1ecfng chi ti\u1ebft khi kh\u00f4ng tr\u1eeb \u0111\u1ed9 u\u1ed1n"},"content":{"rendered":"<p class=\"wp-block-paragraph\">M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i, m\u1ed9t c\u1eadu b\u00e9 \u0111\u00e3 cho ch\u1ea1y m\u1ed9t d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 11-gauge d\u00e0i 10 foot \u2014 lo\u1ea1i v\u1eadt li\u1ec7u $312 \u2014 qua m\u1ed9t thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c cho l\u00e0 ho\u00e0n to\u00e0n \u201can to\u00e0n\u201d. M\u00e1y t\u00ednh t\u00ednh ra 74 t\u1ea5n. Chi\u1ebfc m\u00e1y \u00e9p 135 t\u1ea5n c\u1ee7a ch\u00fang t\u00f4i th\u1eadm ch\u00ed c\u00f2n kh\u00f4ng ph\u00e1t ra ti\u1ebfng r\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3 hai c\u1ea1nh \u0111\u1ec1u ng\u1eafn h\u01a1n 1\/8 inch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y th\u00ec \u1ed5n. C\u00f2n chi ti\u1ebft th\u00ec th\u00e0nh ph\u1ebf ph\u1ea9m. Kho\u1ea3ng c\u00e1ch gi\u1eefa \u201cc\u00fa \u00e9p an to\u00e0n\u201d v\u00e0 \u201cchi ti\u1ebft \u0111\u00fang chu\u1ea9n\u201d ch\u00ednh l\u00e0 n\u01a1i h\u1ea7u h\u1ebft c\u00e1c th\u1ee3 v\u1eadn h\u00e0nh tr\u1ebb l\u00e0m vi\u1ec7c m\u00e0 kh\u00f4ng h\u1ec1 hay bi\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi n\u00f3i d\u1ed1i d\u1ec5 ch\u1ecbu: \u201cN\u1ebfu m\u00e1y t\u00ednh n\u00f3i an to\u00e0n, th\u00ec t\u00f4i \u1ed5n r\u1ed3i\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n nh\u1eadp \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 b\u1ec1n k\u00e9o, khe khu\u00f4n, chi\u1ec1u d\u00e0i u\u1ed1n. M\u00e1y t\u00ednh cho ra m\u1ed9t con s\u1ed1 r\u00f5 r\u00e0ng \u2014 \u0111\u00e8n xanh b\u1eadt s\u00e1ng. C\u1ea3m gi\u00e1c nh\u01b0 to\u00e1n h\u1ecdc \u0111ang ch\u1ed1ng l\u01b0ng cho b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c ra n\u00f3 ch\u1ec9 n\u00f3i v\u1edbi b\u1ea1n \u0111i\u1ec1u n\u00e0y: n\u1ebfu b\u1ea1n t\u00e1c d\u1ee5ng b\u1ea5y nhi\u00eau l\u1ef1c v\u00e0o b\u1ea5y nhi\u00eau th\u00e9p tr\u00ean b\u1ea5y nhi\u00eau inch chi\u1ec1u d\u00e0i, th\u00ec khung m\u00e1y s\u1ebd kh\u00f4ng b\u1ecb v\u1eb7n v\u00e0 h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c s\u1ebd kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i. N\u00f3 tr\u1ea3 l\u1eddi m\u1ed9t c\u00e2u h\u1ecfi c\u1ee7a m\u00e1y m\u00f3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n kh\u00f4ng mua s\u1ef1 an to\u00e0n c\u1ee7a m\u00e1y. H\u1ecd mua hai c\u1ea1nh d\u00e0i \u0111\u00fang 2,000 inch khi k\u1eb9p th\u01b0\u1edbc l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi hai c\u00e2u h\u1ecfi \u0111\u00f3 l\u1ec7ch nhau?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khi m\u1ed9t con s\u1ed1 t\u1ea3i tr\u1ecdng ho\u00e0n h\u1ea3o v\u1eabn t\u1ea1o ra chi ti\u1ebft b\u1ecb lo\u1ea1i<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1532\" src=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1.jpg\" alt=\"Khi m\u1ed9t con s\u1ed1 t\u1ea3i tr\u1ecdng ho\u00e0n h\u1ea3o v\u1eabn t\u1ea1o ra chi ti\u1ebft b\u1ecb lo\u1ea1i\" class=\"wp-image-1167\" srcset=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1.jpg 1200w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1-235x300.jpg 235w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1-802x1024.jpg 802w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1-768x980.jpg 768w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-a-perfect-tonnage-number-still-produces-a-scrapped-part_w1200-1-9x12.jpg 9w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y h\u00ecnh dung m\u1ed9t t\u1ea5m th\u00e9p m\u1ec1m d\u00e0y 0,125 inch, d\u00e0i 36 inch, \u0111\u01b0\u1ee3c u\u1ed1n kh\u00f4ng ch\u1ea1m trong khu\u00f4n ch\u1eef V r\u1ed9ng 1 inch. C\u00f4ng th\u1ee9c ti\u00eau chu\u1ea9n \u2014 \u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u \u00d7 \u0111\u1ed9 d\u00e0y b\u00ecnh ph\u01b0\u01a1ng \u00f7 \u0111\u1ed9 m\u1edf khu\u00f4n, sau \u0111\u00f3 nh\u00e2n v\u1edbi chi\u1ec1u d\u00e0i u\u1ed1n \u2014 cho bi\u1ebft b\u1ea1n c\u1ea7n kho\u1ea3ng 30 t\u1ea5n. M\u00e1y \u00e9p 90 t\u1ea5n c\u1ee7a b\u1ea1n x\u1eed l\u00fd d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u00e9p \u1edf 30 t\u1ea5n. \u0110\u01b0\u1eddng u\u1ed1n t\u1ea1o ra \u0111\u1eb9p. G\u00f3c nh\u00ecn c\u00f3 v\u1ebb \u0111\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng b\u00e1n k\u00ednh b\u00ean trong l\u1ea1i kh\u00f4ng \u0111\u00fang v\u1edbi b\u1ea3n v\u1ebd. V\u1eadt li\u1ec7u gi\u00e3n nhi\u1ec1u h\u01a1n d\u1ef1 t\u00ednh c\u1ee7a b\u1ea3n ph\u1eb3ng. \u0110\u1ed9 gi\u00e3n \u0111\u00f3 \u2014 hay h\u1ec7 s\u1ed1 b\u00f9 u\u1ed1n \u2014 l\u00e0 h\u00ecnh h\u1ecdc, kh\u00f4ng ph\u1ea3i l\u1ef1c. N\u1ebfu b\u1ea3n ph\u1eb3ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng h\u1ec7 s\u1ed1 tr\u1eeb u\u1ed1n chung chung thay v\u00ec h\u1ec7 s\u1ed1 ph\u00f9 h\u1ee3p v\u1edbi khu\u00f4n ch\u1eef V 1 inch \u0111\u00f3 v\u00e0 b\u00e1n k\u00ednh ch\u00e0y t\u01b0\u01a1ng \u1ee9ng, th\u00ec chi\u1ec1u d\u00e0i m\u00e9p s\u1ebd thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Con s\u1ed1 t\u1ea3i tr\u1ecdng th\u00ec ho\u00e0n h\u1ea3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng chi ti\u1ebft c\u1ee7a b\u1ea1n v\u1eabn ng\u1eafn 0,060 inch m\u1ed7i c\u1ea1nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o Th\u00f9ng Ph\u1ebf Ph\u1ea9m: \u0110\u00e2y l\u00e0 lo\u1ea1i l\u1ed7i m\u00e0 nh\u00ecn qua ch\u1eb3ng c\u00f3 g\u00ec nghi\u00eam tr\u1ecdng. Kh\u00f4ng n\u1ee9t. Kh\u00f4ng v\u1ebft x\u01b0\u1edbc. Ch\u1ec9 l\u00e0 m\u1ed9t ch\u1ed3ng chi ti\u1ebft kh\u00f4ng kh\u1edbp khi h\u00e0n, v\u00e0 $480 gi\u1edd c\u1eaft laser c\u00f9ng th\u00e9p kh\u00f4ng g\u1ec9 th\u00ec n\u1eb1m trong th\u00f9ng \u0111\u1ecf ch\u1ec9 v\u00ec \u201ct\u00ednh to\u00e1n \u0111\u00fang r\u1ed3i m\u00e0\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady n\u1ebfu l\u1ef1c \u0111\u00fang r\u1ed3i, c\u00e2u h\u1ecfi ch\u00fang ta th\u1eadt s\u1ef1 \u0111\u00e3 tr\u1ea3 l\u1eddi l\u00e0 g\u00ec?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea3i tr\u1ecdng tr\u1ea3 l\u1eddi \u201cM\u00e1y c\u00f3 l\u00e0m \u0111\u01b0\u1ee3c kh\u00f4ng?\u201d ch\u1ee9 kh\u00f4ng ph\u1ea3i \u201cChi ti\u1ebft c\u00f3 \u0111\u00fang k\u00edch th\u01b0\u1edbc kh\u00f4ng?\u201d<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1767\" src=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200.jpg\" alt=\"T\u1ea3i tr\u1ecdng tr\u1ea3 l\u1eddi &quot;M\u00e1y c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c kh\u00f4ng?&quot; nh\u01b0ng kh\u00f4ng tr\u1ea3 l\u1eddi &quot;Chi ti\u1ebft c\u00f3 v\u1eeba kh\u00edt kh\u00f4ng?&quot;\" class=\"wp-image-1168\" srcset=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200.jpg 1200w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200-204x300.jpg 204w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200-695x1024.jpg 695w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200-768x1131.jpg 768w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200-1043x1536.jpg 1043w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Tonnage-answers-Can-the-machine-do-it-but-not-Will-the-part-fit_w1200-8x12.jpg 8w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ngh\u0129 v\u1ec1 t\u1ea3i tr\u1ecdng nh\u01b0 gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t chi\u1ebfc xe t\u1ea3i. N\u00f3 cho b\u1ea1n bi\u1ebft li\u1ec7u tr\u1ee5c xe c\u00f3 g\u00e3y d\u01b0\u1edbi t\u1ea3i kh\u00f4ng. N\u00f3 kh\u00f4ng n\u00f3i li\u1ec7u h\u00e0ng h\u00f3a c\u00f3 b\u1ecb x\u00f4 l\u1ec7ch v\u00e0 t\u1ef1 nghi\u1ec1n n\u00e1t tr\u01b0\u1edbc khi b\u1ea1n \u0111\u1ebfn c\u00f4ng tr\u00ecnh hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong u\u1ed1n kim lo\u1ea1i, t\u1ea3i tr\u1ecdng n\u00f3i v\u1ec1 \u00e1p su\u1ea5t t\u1ea1i \u0111\u1ea7u ch\u00e0y. C\u00f2n h\u00ecnh h\u1ecdc \u2014 h\u1ec7 s\u1ed1 tr\u1eeb u\u1ed1n, h\u1ec7 s\u1ed1 b\u00f9 u\u1ed1n, b\u00e1n k\u00ednh trong \u2014 n\u00f3i v\u1ec1 c\u00e1ch v\u1eadt li\u1ec7u ch\u1ea3y v\u00e0 gi\u00e3n khi \u00e1p su\u1ea5t \u0111\u00f3 t\u1ea1o th\u00e0nh g\u00f3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n t\u1eeb u\u1ed1n kh\u00f4ng ch\u1ea1m (h\u1ec7 s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p kho\u1ea3ng 1,0) sang u\u1ed1n ch\u1ea1m \u0111\u00e1y (5,0 ho\u1eb7c h\u01a1n), v\u00e0 l\u1ef1c y\u00eau c\u1ea7u c\u00f3 th\u1ec3 t\u0103ng g\u1ea5p n\u0103m l\u1ea7n. M\u00e1y t\u00ednh \u0111i\u1ec1u ch\u1ec9nh t\u1ea3i tr\u1ecdng theo h\u1ec7 s\u1ed1 \u0111\u00f3. T\u1ed1t. M\u00e1y \u00e9p v\u1eabn s\u1ed1ng s\u00f3t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng ph\u1ea7n tr\u1eeb u\u1ed1n c\u1ee7a b\u1ea1n c\u0169ng thay \u0111\u1ed5i, v\u00ec ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n \u0111\u00e1y \u00e9p ch\u1eb7t v\u1eadt li\u1ec7u h\u01a1n v\u00e0o khu\u00f4n. B\u00e1n k\u00ednh trong nh\u1ecf h\u01a1n. \u0110\u1ed9 gi\u00e3n v\u1eadt li\u1ec7u kh\u00e1c nhau. \u0110\u1ed9 d\u00e0i ph\u1eb3ng kh\u00e1c nhau \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u tr\u01b0\u1edbc khi b\u1ea1n nh\u1ea5n ch\u00e2n ga.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n c\u1eadp nh\u1eadt l\u1ef1c nh\u01b0ng b\u1ecf qua h\u00ecnh h\u1ecdc, b\u1ea1n \u0111\u00e3 b\u1ea3o v\u1ec7 \u0111\u1ea7u \u00e9p v\u00e0 ph\u00e1 h\u1ecfng k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m n\u00e0o t\u1ed1n k\u00e9m h\u01a1n v\u1ec1 l\u00e2u d\u00e0i?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Chi ph\u00ed \u1ea9n c\u1ee7a vi\u1ec7c tin v\u00e0o l\u1ef1c trong khi b\u1ecf qua h\u00ecnh h\u1ecdc<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1520\" src=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200.jpg\" alt=\"Chi ph\u00ed \u1ea9n c\u1ee7a vi\u1ec7c tin v\u00e0o l\u1ef1c trong khi b\u1ecf qua h\u00ecnh h\u1ecdc\" class=\"wp-image-1169\" srcset=\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200.jpg 1200w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200-237x300.jpg 237w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200-808x1024.jpg 808w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200-768x973.jpg 768w, https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-hidden-cost-of-trusting-force-while-ignoring-geometry_w1200-9x12.jpg 9w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 ch\u1ee7 x\u01b0\u1edfng c\u1ed1 t\u00ecnh \u01b0\u1edbc l\u01b0\u1ee3ng qu\u00e1 cao l\u1ef1c \u00e9p. H\u1ecd th\u00e0 l\u00e0m m\u00f2n m\u00e1y nhanh h\u01a1n m\u1ed9t ch\u00fat c\u00f2n h\u01a1n l\u00e0m g\u00e3y khung. T\u00f4i hi\u1ec3u b\u1ea3n n\u0103ng \u0111\u00f3. M\u1ed9t t\u1ea5m \u00e9p n\u1ee9t \u1edf b\u00ean l\u00e0 c\u01a1n \u00e1c m\u1ed9ng s\u00e1u con s\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng lo\u1ea1i b\u1ecf hai m\u01b0\u01a1i t\u1ea5m inox d\u00e0i 4 feet v\u1edbi gi\u00e1 $85 m\u1ed7i t\u1ea5m l\u00e0 m\u1ea5t \u0111i $1,700 trong m\u1ed9t ca l\u00e0m. C\u1ed9ng th\u00eam th\u1eddi gian c\u1eaft laser $120 m\u1ed9t gi\u1edd, c\u00f4ng thi\u1ebft l\u1eadp, v\u00e0 s\u1eeda l\u1ea1i m\u1ed1i h\u00e0n khi ai \u0111\u00f3 c\u1ed1 \u201cl\u00e0m cho v\u1eeba.\u201d B\u1ea1n \u0111ang m\u1ea5t ti\u1ec1n \u00e2m th\u1ea7m thay v\u00ec m\u1ea5t m\u1ed9t c\u00e1ch d\u1eef d\u1ed9i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1eddi n\u00f3i d\u1ed1i d\u1ec5 ch\u1ecbu l\u00e0 th\u1ebf n\u00e0y: n\u1ebfu m\u00e1y t\u00ednh n\u00f3i c\u00fa \u00e9p an to\u00e0n, th\u00ec c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3 ch\u01b0a th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t cho \u0111\u1ebfn khi \u01b0\u1edbc t\u00ednh l\u1ef1c \u00e9p \u0111\u01b0\u1ee3c g\u1eafn li\u1ec1n v\u1edbi ph\u1ea7n tr\u1eeb u\u1ed1n c\u1ee5 th\u1ec3 theo d\u1ee5ng c\u1ee5\u2014ngh\u0129a l\u00e0 b\u00e1n k\u00ednh ch\u00e0y ch\u00ednh x\u00e1c, kh\u1ea9u \u0111\u1ed9 V ch\u00ednh x\u00e1c, l\u00f4 v\u1eadt li\u1ec7u ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c ph\u1ea3n \u00e1nh trong b\u1ea3n ph\u1eb3ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cho \u0111\u1ebfn khi b\u1ea1n th\u1ef1c hi\u1ec7n s\u1ef1 chuy\u1ec3n \u0111\u1ed5i \u0111\u00f3\u2014t\u1eeb c\u00e2u h\u1ecfi \u201cLi\u1ec7u m\u00e1y \u00e9p c\u00f3 ch\u1ecbu n\u1ed5i kh\u00f4ng?\u201d sang \u201cLi\u1ec7u c\u00e1c c\u1ea1nh c\u00f3 \u0111\u00fang k\u00edch th\u01b0\u1edbc kh\u00f4ng?\u201d\u2014b\u1ea1n \u0111ang gi\u1ea3i quy\u1ebft sai v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn c\u00e2u h\u1ecfi th\u1eadt s\u1ef1: ch\u00ednh x\u00e1c th\u00ec c\u00e1i g\u00ec n\u1eb1m trong c\u00f4ng th\u1ee9c t\u00ednh l\u1ef1c \u00e9p m\u00e0 b\u1ea1n tin t\u01b0\u1edfng \u0111\u1ebfn v\u1eady?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u00ean trong c\u00f4ng th\u1ee9c: C\u00e1ch l\u1ef1c u\u1ed1n b\u00ed m\u1eadt \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 gi\u00e3n v\u1eadt li\u1ec7u<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f4ng th\u1ee9c u\u1ed1n kh\u00ed ti\u00eau chu\u1ea9n v\u00e0 nh\u1eefng gi\u1ea3n l\u01b0\u1ee3c c\u1ed1 h\u1eefu c\u1ee7a n\u00f3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean h\u1ea7u h\u1ebft c\u00e1c m\u00e1y t\u00ednh x\u01b0\u1edfng, b\u1ea1n nh\u1eadp b\u1ed1n th\u00f4ng s\u1ed1: \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u1ed9 d\u00e0y, kh\u1ea9u \u0111\u1ed9 khu\u00f4n, chi\u1ec1u d\u00e0i u\u1ed1n. Nh\u1ea5n enter. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t con s\u1ed1 l\u1ef1c \u00e9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00ean trong, c\u00f4ng th\u1ee9c u\u1ed1n kh\u00ed \u201cti\u00eau chu\u1ea9n\u201d \u0111\u00f3 \u0111ang l\u00e0m m\u1ed9t \u0111i\u1ec1u \u0111\u01a1n gi\u1ea3n: <strong>L\u1ef1c tr\u00ean m\u1ed7i foot = (\u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u \u00d7 \u0111\u1ed9 d\u00e0y\u00b2) \u00f7 kh\u1ea9u \u0111\u1ed9 khu\u00f4n<\/strong>, sau \u0111\u00f3 nh\u00e2n v\u1edbi chi\u1ec1u d\u00e0i. \u0110\u1ed9 d\u00e0y \u0111\u01b0\u1ee3c b\u00ecnh ph\u01b0\u01a1ng. Kh\u1ea9u \u0111\u1ed9 khu\u00f4n n\u1eb1m \u1edf m\u1eabu s\u1ed1. \u0110\u1ed9 b\u1ec1n k\u00e9o quy\u1ebft \u0111\u1ecbnh to\u00e0n b\u1ed9 t\u1ef7 l\u1ec7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd h\u00e3y d\u1ecbch \u0111i\u1ec1u \u0111\u00f3 th\u00e0nh h\u00e0nh \u0111\u1ed9ng tr\u00ean s\u00e0n x\u01b0\u1edfng.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Khi b\u1ea1n t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y, b\u1ea1n kh\u00f4ng ch\u1ec9 th\u00eam kh\u00e1ng l\u1ef1c \u2014 b\u1ea1n b\u00ecnh ph\u01b0\u01a1ng n\u00f3. \u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao t\u1ea5m 0.250 c\u1ea3m gi\u00e1c nh\u01b0 m\u1ed9t th\u1ebf gi\u1edbi kh\u00e1c ho\u00e0n to\u00e0n so v\u1edbi 0.125.<\/li>\n\n\n\n<li>Khi b\u1ea1n m\u1edf r\u1ed9ng khu\u00f4n V, b\u1ea1n chia nh\u1ecf l\u1ef1c c\u1ea7n thi\u1ebft. Kh\u1ea9u \u0111\u1ed9 l\u1edbn h\u01a1n, l\u1ef1c \u00e9p nh\u1ecf h\u01a1n.<\/li>\n\n\n\n<li>Khi b\u1ea1n chuy\u1ec3n t\u1eeb th\u00e9p m\u1ec1m 36 ksi sang inox 70 ksi, b\u1ea1n \u0111ang n\u00f3i v\u1edbi \u0111\u1ea7u \u00e9p r\u1eb1ng n\u00f3 c\u1ea7n g\u1ea7n g\u1ea5p \u0111\u00f4i l\u1ef1c \u0111\u1ea9y.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 ph\u00e9p to\u00e1n g\u1ecdn g\u00e0ng. N\u00f3 b\u1ea3o v\u1ec7 khung m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng h\u00e3y nh\u00ecn xem \u0111i\u1ec1u g\u00ec c\u00f2n thi\u1ebfu. Kh\u00f4ng c\u00f3 b\u00e1n k\u00ednh \u0111\u1ea7u \u0111\u1ed9t trong ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3. Kh\u00f4ng c\u00f3 v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a. Kh\u00f4ng c\u00f3 h\u1ec7 s\u1ed1 \u0111\u00e0n h\u1ed3i. Kh\u00f4ng c\u00f3 h\u1ec7 s\u1ed1 K \u2014 t\u1ef7 l\u1ec7 cho bi\u1ebft \u0111\u1ed9 s\u00e2u b\u00ean trong \u0111\u1ed9 d\u00e0y m\u00e0 kim lo\u1ea1i th\u1ef1c s\u1ef1 gi\u00e3n ra. C\u00f4ng th\u1ee9c gi\u1ea3 \u0111\u1ecbnh m\u1ed9t l\u1ea7n u\u1ed1n \u201c\u0111i\u1ec3n h\u00ecnh\u201d trong kh\u00f4ng kh\u00ed, n\u01a1i b\u00e1n k\u00ednh b\u00ean trong h\u00ecnh th\u00e0nh theo m\u1ed9t ph\u1ea7n c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n c\u1ee7a khe V, v\u00e0 tr\u1ee5c trung h\u00f2a ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3 \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3 gi\u1ed1ng nh\u01b0 vi\u1ec7c ch\u1ea5t h\u00e0ng l\u00ean xe t\u1ea3i ch\u1ec9 d\u1ef1a v\u00e0o x\u1ebfp h\u1ea1ng tr\u1ecdng l\u01b0\u1ee3ng. Tr\u1ee5c xe s\u1ebd kh\u00f4ng g\u00e3y. T\u1ed1t. Nh\u01b0ng c\u00f4ng th\u1ee9c ch\u01b0a bao gi\u1edd h\u1ecfi c\u00e1ch bu\u1ed9c ch\u1eb7t h\u00e0ng h\u00f3a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o Th\u00f9ng Ph\u1ebf Li\u1ec7u: Khi b\u1ea1n coi k\u1ebft qu\u1ea3 t\u1ea3i tr\u1ecdng \u0111\u00f3 c\u0169ng d\u1ef1 \u0111o\u00e1n b\u00e1n k\u00ednh b\u00ean trong, b\u1ea1n s\u1ebd th\u1ea5y c\u00e1c chi ti\u1ebft consistently ng\u1eafn h\u01a1n 0,040\u20130,090 m\u1ed7i m\u00e9p. Ch\u00fang tr\u00f4ng s\u1ea1ch s\u1ebd. G\u00f3c ki\u1ec3m tra ch\u00ednh x\u00e1c. Nh\u01b0ng t\u1ea5m ph\u1eb3ng \u0111\u01b0\u1ee3c t\u00ednh d\u1ef1a tr\u00ean m\u1ed9t b\u00e1n k\u00ednh m\u00e0 c\u00f4ng th\u1ee9c kh\u00f4ng h\u1ec1 \u0111\u1ea3m b\u1ea3o cho b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady n\u1ebfu kh\u1ea9u \u0111\u1ed9 khu\u00f4n n\u1eb1m \u1edf m\u1eabu s\u1ed1, \u0111i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 x\u1ea3y ra v\u1edbi kim lo\u1ea1i khi b\u1ea1n thay \u0111\u1ed5i n\u00f3?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u01a1 ch\u1ebf khu\u00f4n ch\u1eef V: M\u1edf r\u1ed9ng khu\u00f4n gi\u1ea3m t\u1ea3i tr\u1ecdng, nh\u01b0ng l\u00e0m d\u1ecbch chuy\u1ec3n tr\u1ee5c trung h\u00f2a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 t\u1eebng th\u1ea5y m\u1ed9t qu\u1ea3n \u0111\u1ed1c thay khu\u00f4n V 1 inch b\u1eb1ng khu\u00f4n V 1,5 inch tr\u00ean th\u00e9p cacbon nh\u1eb9 c\u1ee1 10 v\u00ec m\u00e1y \u00e9p \u0111ang g\u1ea7n \u0111\u1ea1t ng\u01b0\u1ee1ng an to\u00e0n. M\u00e1y t\u00ednh cho bi\u1ebft t\u1ea3i tr\u1ecdng s\u1ebd gi\u1ea3m kho\u1ea3ng m\u1ed9t ph\u1ea7n ba.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00fang v\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ee5m tr\u01b0\u1ee3t c\u1ea3m th\u1ea5y nh\u1eb9 h\u01a1n. B\u01a1m ch\u1ea1y m\u00e1t h\u01a1n. M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u y\u00ean t\u00e2m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u g\u00ec thay \u0111\u1ed5i v\u1ec1 m\u1eb7t v\u1eadt l\u00fd? V\u1edbi khu\u00f4n V r\u1ed9ng h\u01a1n, t\u1ea5m v\u1eadt li\u1ec7u ph\u1ea3i v\u01b0\u1ee3t qua m\u1ed9t kho\u1ea3ng c\u00e1ch d\u00e0i h\u01a1n tr\u01b0\u1edbc khi ch\u1ea3y d\u1ebbo. \u0110\u1ea7u \u0111\u1ed9t ph\u1ea3i \u0111i s\u00e2u h\u01a1n \u0111\u1ec3 \u0111\u1ea1t c\u00f9ng g\u00f3c v\u00ec v\u1eadt li\u1ec7u u\u1ed1n qua m\u1ed9t \u0111\u00e1y r\u1ed9ng h\u01a1n. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m t\u0103ng b\u00e1n k\u00ednh b\u00ean trong \u2014 trong u\u1ed1n kh\u00f4ng kh\u00ed, b\u00e1n k\u00ednh b\u00ean trong th\u01b0\u1eddng l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a kh\u1ea9u \u0111\u1ed9 khu\u00f4n V. M\u1edf r\u1ed9ng khu\u00f4n, b\u00e1n k\u00ednh c\u0169ng t\u0103ng theo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e2y gi\u1edd h\u00e3y ngh\u0129 v\u1ec1 s\u1ef1 k\u00e9o gi\u00e3n, kh\u00f4ng ph\u1ea3i l\u1ef1c. Ph\u1ea7n s\u1ee3i b\u00ean ngo\u00e0i c\u1ee7a g\u00f3c u\u1ed1n ph\u1ea3i \u0111i xa h\u01a1n quanh b\u00e1n k\u00ednh l\u1edbn h\u01a1n \u0111\u00f3. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i l\u01b0\u1ee3ng v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c k\u00e9o t\u1eeb c\u00e1c m\u00e9p v\u00e0o v\u00f9ng u\u1ed1n. V\u00e0 tr\u1ee5c trung h\u00f2a \u2014 l\u1edbp t\u01b0\u1edfng t\u01b0\u1ee3ng b\u00ean trong \u0111\u1ed9 d\u00e0y, n\u01a1i kh\u00f4ng b\u1ecb gi\u00e3n c\u0169ng kh\u00f4ng b\u1ecb n\u00e9n \u2014 thay \u0111\u1ed5i v\u1ecb tr\u00ed khi ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng ch\u1ec9 \u201cgi\u1ea3m t\u1ea3i tr\u1ecdng.\u201d B\u1ea1n \u0111\u00e3 thay \u0111\u1ed5i h\u00ecnh h\u1ecdc c\u1ee7a qu\u00e1 tr\u00ecnh gi\u00e3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f2n m\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n? N\u00f3 \u0111\u01b0\u1ee3c t\u00ednh v\u1edbi \u0111\u1ed9 tr\u1eeb u\u1ed1n g\u1eafn li\u1ec1n v\u1edbi khu\u00f4n c\u0169. \u0110\u1ed9 tr\u1eeb \u0111\u00f3 gi\u1ea3 \u0111\u1ecbnh b\u00e1n k\u00ednh b\u00ean trong nh\u1ecf h\u01a1n v\u00e0 m\u1ed9t v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a nh\u1ea5t \u0111\u1ecbnh. V\u1edbi khu\u00f4n r\u1ed9ng h\u01a1n, nhi\u1ec1u v\u1eadt li\u1ec7u n\u1eb1m l\u1ea1i \u1edf ch\u00e2n v\u00e0 \u00edt b\u1ecb ti\u00eau th\u1ee5 trong cung u\u1ed1n \u2014 ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i, t\u00f9y theo t\u1ef7 l\u1ec7 gi\u1eefa \u0111\u1ed9 d\u00e0y v\u00e0 b\u00e1n k\u00ednh. D\u00f9 th\u1ebf n\u00e0o, n\u00f3 c\u0169ng kh\u00e1c \u0111i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh vui m\u1eebng v\u00ec m\u00e1y \u00e9p v\u1eabn ho\u1ea1t \u0111\u1ed9ng. B\u00e0n h\u00e0n l\u1ea1i nguy\u1ec1n r\u1ee7a v\u00ec chi\u1ebfc h\u1ed9p t\u0103ng 0,125 inch chi\u1ec1u r\u1ed9ng sau b\u1ed1n l\u1ea7n u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o Th\u00f9ng Ph\u1ebf Li\u1ec7u: L\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u1ee5m l\u1eafp kh\u00f4ng \u1ed5n \u0111\u1ecbnh khi \u0111\u1eb7t tr\u00ean b\u00e0n ph\u1eb3ng. \u0110\u01b0\u1eddng ch\u00e9o kh\u00f4ng kh\u1edbp. B\u1ea1n s\u1ebd t\u00ecm c\u00e1ch kh\u1eafc ph\u1ee5c b\u1eb1ng k\u1eb9p v\u00e0 nung n\u00f3ng, m\u00e0 kh\u00f4ng nh\u1eadn ra sai l\u1ea7m th\u1ef1c s\u1ef1 x\u1ea3y ra khi ai \u0111\u00f3 m\u1edf r\u1ed9ng khu\u00f4n V m\u00e0 kh\u00f4ng c\u1eadp nh\u1eadt \u0111\u1ed9 tr\u1eeb u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady n\u1ebfu \u0111\u1ed9 r\u1ed9ng khu\u00f4n \u00e2m th\u1ea7m thay \u0111\u1ed5i \u0111\u1ed9 gi\u00e3n, \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra khi b\u1ea1n thay \u0111\u1ed5i to\u00e0n b\u1ed9 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">U\u1ed1n kh\u00f4ng kh\u00ed so v\u1edbi u\u1ed1n ch\u1ea1m \u0111\u00e1y: Li\u1ec7u m\u00e1y t\u00ednh c\u00f3 bi\u1ebft b\u1ea1n \u0111ang \u00e1p d\u1ee5ng v\u1eadt l\u00fd n\u00e0o kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">U\u1ed1n kh\u00f4ng kh\u00ed v\u00e0 u\u1ed1n ch\u1ea1m \u0111\u00e1y c\u00f3 th\u1ec3 d\u00f9ng c\u00f9ng v\u1eadt li\u1ec7u, c\u00f9ng \u0111\u1ed9 d\u00e0y v\u00e0 c\u00f9ng kh\u1ea9u \u0111\u1ed9 khu\u00f4n \u2014 nh\u01b0ng \u0111\u00f2i h\u1ecfi c\u00e1c nguy\u00ean l\u00fd v\u1eadt l\u00fd ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u1ed1n kh\u00f4ng kh\u00ed d\u00f9ng ti\u1ebfp x\u00fac t\u1eebng ph\u1ea7n. \u0110\u1ea7u \u0111\u1ed9t \u00e9p t\u1ea5m v\u00e0o ch\u1eef V, nh\u01b0ng v\u1eadt li\u1ec7u kh\u00f4ng bao gi\u1edd ho\u00e0n to\u00e0n kh\u1edbp v\u1edbi th\u00e0nh khu\u00f4n. G\u00f3c \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng \u0111\u1ed9 s\u00e2u c\u1ee7a \u0111\u1ea7u \u0111\u1ed9t. \u0110\u1ed9 ph\u1ee5c h\u1ed3i l\u00f2 xo c\u00f3 th\u1eadt v\u00e0 ph\u1ea3i u\u1ed1n v\u01b0\u1ee3t. T\u1ea3i tr\u1ecdng t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9p ch\u1eb7t khi\u1ebfn t\u1ea5m kim lo\u1ea1i ti\u1ebfp x\u00fac v\u1edbi c\u00e1c m\u1eb7t khu\u00f4n \u0111\u1ea7y \u0111\u1ee7 h\u01a1n. V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u00e9p s\u00e1t h\u01a1n \u0111\u1ebfn g\u00f3c khu\u00f4n. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i quay l\u1ea1i gi\u1ea3m. \u0110\u1ed9 ch\u00ednh x\u00e1c t\u0103ng l\u00ean. L\u1ef1c \u00e9p c\u00f3 th\u1ec3 t\u0103ng g\u1ea5p n\u0103m \u0111\u1ebfn ba m\u01b0\u01a1i l\u1ea7n so v\u1edbi u\u1ed1n kh\u00f4ng kh\u00ed cho c\u00f9ng \u0111\u1ed9 d\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh th\u01b0\u1eddng x\u1eed l\u00fd vi\u1ec7c n\u00e0y b\u1eb1ng m\u1ed9t \u201ch\u1ec7 s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p\u201d. Nh\u00e2n l\u1ef1c u\u1ed1n kh\u00f4ng kh\u00ed v\u1edbi n\u0103m ho\u1eb7c h\u01a1n cho \u00e9p ch\u1eb7t. M\u00e1y \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. Khung v\u1eabn nguy\u00ean v\u1eb9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng \u0111\u00e2y l\u00e0 ph\u1ea7n m\u00e0 c\u00e1c th\u1ee3 v\u1eadn h\u00e0nh tr\u1ebb th\u01b0\u1eddng b\u1ecf qua: \u00e9p ch\u1eb7t c\u0169ng bu\u1ed9c b\u00e1n k\u00ednh b\u00ean trong tr\u1edf n\u00ean ch\u1eb7t h\u01a1n, \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi khu\u00f4n nhi\u1ec1u h\u01a1n. B\u1ea1n kh\u00f4ng \u0111\u1ec3 v\u1eadt li\u1ec7u t\u1ef1 ch\u1ecdn b\u00e1n k\u00ednh u\u1ed1n t\u1ef1 nhi\u00ean d\u1ef1a tr\u00ean \u0111\u1ed9 m\u1edf V; b\u1ea1n \u0111ang \u00e1p \u0111\u1eb7t m\u1ed9t b\u00e1n k\u00ednh g\u1ea7n v\u1edbi h\u00ecnh h\u1ecdc c\u1ee7a ch\u00e0y v\u00e0 khu\u00f4n. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i \u0111\u1ed9 gi\u00e3n c\u1ee7a c\u00e1c s\u1ee3i b\u00ean ngo\u00e0i v\u00e0 v\u1ecb tr\u00ed c\u1ee7a tr\u1ee5c trung h\u00f2a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu m\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean h\u1ec7 s\u1ed1 K c\u1ee7a u\u1ed1n kh\u00f4ng kh\u00ed v\u00e0 b\u1ea1n \u00e9p ch\u1eb7t chi ti\u1ebft \u0111\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u1ed9 sai l\u1ec7ch g\u00f3c tr\u00ean m\u00e1y \u00e9p c\u0169 h\u01a1n, b\u1ea1n v\u1eeba thay \u0111\u1ed5i d\u00f2ng ch\u1ea3y v\u1eadt li\u1ec7u m\u00e0 kh\u00f4ng c\u1eadp nh\u1eadt gi\u00e1 tr\u1ecb kh\u1ea5u tr\u1eeb u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh kh\u00f4ng quan t\u00e2m. N\u00f3 \u0111\u00e3 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi v\u1ec1 l\u1ef1c m\u00e0 b\u1ea1n h\u1ecfi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf li\u1ec7u: L\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n khi c\u00e1c chi ti\u1ebft \u0111\u1ea1t \u0111\u00fang g\u00f3c nh\u01b0ng sai chi\u1ec1u d\u00e0i m\u00e9p m\u1ed7i l\u1ea7n \u2014 l\u1ed7i nh\u1ea5t qu\u00e1n, l\u1eb7p l\u1ea1i qua t\u1eebng l\u00f4. B\u1ea1n s\u1ebd \u0111\u1ed5 l\u1ed7i cho \u0111\u1ecbnh v\u1ecb sau tr\u01b0\u1edbc khi th\u1eeba nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n \u0111\u00e3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 gi\u00e3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 ngay c\u1ea3 khi b\u1ea1n c\u1ed1 \u0111\u1ecbnh chi\u1ec1u r\u1ed9ng khu\u00f4n v\u00e0 ph\u01b0\u01a1ng ph\u00e1p, v\u1eabn c\u00f2n m\u1ed9t bi\u1ebfn s\u1ed1 m\u00e0 c\u00f4ng th\u1ee9c ch\u1ec9 xem nh\u01b0 m\u1ed9t g\u1ee3i \u00fd l\u1ecbch s\u1ef1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a vi\u1ec7c sai l\u1ec7ch c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o th\u1ef1c t\u1ebf ph\u00e1 v\u1ee1 to\u00e1n h\u1ecdc trong s\u00e1ch gi\u00e1o khoa<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ea5y hai t\u1ea5m \u0111\u01b0\u1ee3c ghi nh\u00e3n \u201cth\u00e9p m\u1ec1m A36.\u201d M\u1ed9t t\u1ea5m th\u1eed nghi\u1ec7m c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o 58 ksi. L\u00f4 ti\u1ebfp theo c\u00f3 72 ksi. C\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c b\u00e1n h\u1ee3p ph\u00e1p nh\u01b0 c\u00f9ng m\u1ed9t lo\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eadp 60 ksi v\u00e0o m\u00e1y t\u00ednh v\u00e0 b\u1ea1n s\u1ebd c\u00f3 m\u1ed9t gi\u00e1 tr\u1ecb l\u1ef1c \u00e9p tho\u1ea3i m\u00e1i. Nh\u01b0ng t\u1ea5m th\u00e9p c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n s\u1ebd kh\u00e1ng bi\u1ebfn d\u1ea1ng d\u1ebbo l\u00e2u h\u01a1n. Ch\u00e0y \u0111i s\u00e2u h\u01a1n tr\u01b0\u1edbc khi u\u1ed1n \u0111\u1ea1t \u0111\u1ebfn c\u00f9ng g\u00f3c. \u0110\u1ed9 xuy\u00ean s\u00e2u h\u01a1n trong u\u1ed1n kh\u00f4ng kh\u00ed th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 b\u00e1n k\u00ednh b\u00ean trong th\u1ef1c t\u1ebf nh\u1ecf h\u01a1n m\u1ed9t ch\u00fat v\u00e0 h\u00e0nh vi \u0111\u00e0n h\u1ed3i kh\u00e1c \u0111i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f9ng khu\u00f4n. C\u00f9ng c\u00e0i \u0111\u1eb7t h\u00e0nh tr\u00ecnh. \u0110\u1ed9 gi\u00e3n kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 b\u1ec1n k\u00e9o cao h\u01a1n c\u0169ng d\u1ecbch chuy\u1ec3n tr\u1ee5c trung h\u00f2a v\u1ec1 ph\u00eda b\u00ean trong c\u1ee7a ch\u1ed7 u\u1ed1n v\u00ec v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u1ee9ng su\u1ea5t cao h\u01a1n tr\u01b0\u1edbc khi bi\u1ebfn d\u1ea1ng. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i t\u1ef7 l\u1ec7 \u0111\u1ed9 d\u00e0y ch\u1ecbu k\u00e9o so v\u1edbi ch\u1ecbu n\u00e9n. L\u01b0\u1ee3ng cho ph\u00e9p u\u1ed1n thay \u0111\u1ed5i \u2014 kh\u00f4ng l\u1edbn trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, nh\u01b0ng \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o ra sai s\u1ed1 t\u00edch l\u0169y qua nhi\u1ec1u l\u1ea7n u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c t\u1ef7 l\u1ec7 l\u1ef1c tuy\u1ebfn t\u00ednh v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o. N\u00f3 kh\u00f4ng t\u1ef7 l\u1ec7 h\u00ecnh h\u1ecdc v\u1edbi c\u00f9ng \u0111\u1ed9 nh\u1ea1y \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i m\u1ed9t c\u1eadu b\u00e9 ch\u1ea1y m\u1ed9t d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 10 foot, d\u00e0y 11 gauge \u2014 v\u1eadt li\u1ec7u tr\u1ecb gi\u00e1 $312 \u2014 qua m\u1ed9t thi\u1ebft l\u1eadp \u201can to\u00e0n\u201d ho\u00e0n h\u1ea3o. M\u00e1y t\u00ednh b\u00e1o 74 t\u1ea5n. M\u00e1y \u00e9p c\u00f2n d\u01b0 c\u00f4ng su\u1ea5t. Nh\u01b0ng l\u00f4 th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u00f3 c\u1ee9ng h\u01a1n so v\u1edbi l\u1ea7n tr\u01b0\u1edbc. C\u00f9ng ch\u01b0\u01a1ng tr\u00ecnh. C\u00f9ng khu\u00f4n. M\u00e9p ng\u1eafn h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y \u0111\u00e3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u l\u1ef1c \u00e9p. Kim lo\u1ea1i \u0111\u00e1p l\u1ea1i b\u1eb1ng \u0111\u1ed9 gi\u00e3n kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf li\u1ec7u: Ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c chi ti\u1ebft m\u1eabu \u0111\u1ea7u ti\u00ean c\u00f3 g\u00f3c ch\u00ednh x\u00e1c nh\u01b0ng c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ecbnh v\u1ecb sau 0.020\u20130.030 cho m\u1ed7i m\u00e9p so v\u1edbi l\u00f4 tr\u01b0\u1edbc. N\u1ebfu b\u1ea1n \u201cch\u1ec9nh\u201d \u0111i\u1ec1u \u0111\u00f3 m\u00e0 kh\u00f4ng c\u1eadp nh\u1eadt kh\u1ea5u tr\u1eeb u\u1ed1n g\u1eafn v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o, b\u1ea1n \u0111ang gieo b\u1ea5t \u1ed5n cho m\u1ecdi l\u1ea7n ch\u1ea1y trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd b\u1ea1n \u0111\u00e3 th\u1ea5y quy lu\u1eadt. \u0110\u1ed9 d\u00e0y b\u00ecnh ph\u01b0\u01a1ng. \u0110\u1ed9 m\u1edf khu\u00f4n chia ra. \u0110\u1ed9 b\u1ec1n k\u00e9o nh\u00e2n v\u00e0o. H\u1ec7 s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng. T\u1ea5t c\u1ea3 \u0111\u1ec1u nh\u1eb1m gi\u1eef cho s\u1eaft kh\u00f4ng b\u1ecb g\u00e3y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng m\u1ed7i y\u1ebfu t\u1ed1 \u0111\u1ea7u v\u00e0o \u0111\u00f3 c\u0169ng t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1ch kim lo\u1ea1i gi\u00e3n ra, v\u1ecb tr\u00ed c\u1ee7a tr\u1ee5c trung h\u00f2a v\u00e0 l\u01b0\u1ee3ng chi\u1ec1u d\u00e0i ph\u1eb3ng bi\u1ebfn m\u1ea5t trong ch\u1ed7 u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 li\u1ec7u m\u00e1y t\u00ednh c\u00f3 sai hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e0 l\u00e0 li\u1ec7u b\u1ea1n c\u00f3 \u0111\u1ec3 m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh l\u1ef1c quy\u1ebft \u0111\u1ecbnh m\u1ed9t v\u1ea5n \u0111\u1ec1 h\u00ecnh h\u1ecdc hay kh\u00f4ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 K\u1ebft H\u1ee3p C\u00f2n Thi\u1ebfu: Li\u00ean K\u1ebft Gi\u1eefa M\u1ee9c Cho Ph\u00e9p U\u1ed1n V\u00e0 Ph\u00e9p T\u00ednh T\u1ea3i Tr\u1ecdng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u0111ang \u0111\u1ee9ng b\u00ean m\u00e1y \u00e9p v\u1edbi b\u1ea3n v\u1ebd chi ti\u1ebft y\u00eau c\u1ea7u hai m\u00e9p g\u1eadp 2.000 inch v\u00e0 ph\u1ea7n gi\u1eefa 4.000 inch l\u00e0m t\u1eeb th\u00e9p A36 d\u00e0y 0.250 inch. B\u1ea1n ki\u1ec3m tra b\u1ea3ng t\u1ea3i tr\u1ecdng: v\u1edbi khu\u00f4n V r\u1ed9ng 2 inch, c\u1ea7n 19.7 t\u1ea5n m\u1ed7i foot \u2014 t\u1ee9c 197 t\u1ea5n tr\u00ean 10 foot. M\u00e1y \u00e9p 150 t\u1ea5n c\u1ee7a b\u1ea1n s\u1ebd kh\u00f4ng ch\u1ecbu n\u1ed5i. V\u00ec v\u1eady, b\u1ea1n chuy\u1ec3n sang khu\u00f4n 3 inch. Gi\u1edd t\u1ea3i tr\u1ecdng kho\u1ea3ng 139 t\u1ea5n. M\u00e1y an to\u00e0n. \u0110\u00e8n xanh b\u1eadt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng m\u1eabu ph\u00f4i ph\u1eb3ng tr\u00ean b\u1ea3n v\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean b\u00e1n k\u00ednh trong c\u1ee7a khu\u00f4n nh\u1ecf h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 kho\u1ea3nh kh\u1eafc m\u00e0 h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng \u0111\u1ec1u b\u1ecf qua. Khu\u00f4n b\u1ea1n ch\u1ecdn \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y v\u1eeba l\u00e0m thay \u0111\u1ed5i m\u1ee9c cho ph\u00e9p u\u1ed1n \u2014 t\u1ee9c chi\u1ec1u d\u00e0i v\u1eadt li\u1ec7u b\u1ecb ti\u00eau th\u1ee5 \u1edf ph\u1ea7n cong \u2014 v\u00e0 c\u00f4ng c\u1ee5 t\u00ednh to\u00e1n c\u1ee7a b\u1ea1n kh\u00f4ng h\u1ec1 b\u00e1o \u0111i\u1ec1u \u0111\u00f3. N\u1ebfu c\u00f4ng th\u1ee9c t\u1ea3i tr\u1ecdng ch\u1ec9 tr\u1ea3 l\u1eddi \u201cLi\u1ec7u t\u00f4i c\u00f3 l\u00e0m qu\u00e1 t\u1ea3i m\u00e1y kh\u00f4ng?\u201d, th\u00ec \u0111i\u1ec1u g\u00ec tr\u1ea3 l\u1eddi \u201cLi\u1ec7u c\u00e1c m\u00e9p g\u1eadp c\u1ee7a t\u00f4i c\u00f3 \u0111\u1ea1t \u0111\u00fang k\u00edch th\u01b0\u1edbc kh\u00f4ng?\u201d<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 ch\u00ednh x\u00e1c k\u00edch th\u01b0\u1edbc th\u1ea5t b\u1ea1i d\u00f9 ph\u00e9p t\u00ednh l\u1ef1c v\u01b0\u1ee3t qua<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t qu\u1ea3n \u0111\u1ed1c \u0111\u1ed5i khu\u00f4n V 1.5 inch sang khu\u00f4n 2 inch cho th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 0.125 inch v\u00ec thi\u1ebft l\u1eadp ban \u0111\u1ea7u c\u1ea3m gi\u00e1c \u201cn\u1eb7ng\u201d. T\u1ea3i tr\u1ecdng gi\u1ea3m. M\u00e1y \u00e9p ng\u1eebng r\u00ean r\u1ec9. M\u1ecdi ng\u01b0\u1eddi th\u1edf ph\u00e0o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c chi ti\u1ebft d\u00e0i ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong u\u1ed1n kh\u00f4ng ch\u1ea1m, b\u00e1n k\u00ednh trong kh\u00f4ng ph\u1ea3i l\u00e0 con s\u1ed1 t\u1eeb b\u1ea3n v\u1ebd \u2014 n\u00f3 l\u00e0 h\u00e0m c\u1ee7a \u0111\u1ed9 m\u1edf khu\u00f4n v\u00e0 v\u1eadt li\u1ec7u. Khu\u00f4n V r\u1ed9ng h\u01a1n th\u01b0\u1eddng t\u1ea1o ra b\u00e1n k\u00ednh trong l\u1edbn h\u01a1n. B\u00e1n k\u00ednh l\u1edbn h\u01a1n ngh\u0129a l\u00e0 c\u00e1c s\u1ee3i ngo\u00e0i k\u00e9o gi\u00e3n nh\u1eb9 h\u01a1n tr\u00ean m\u1ed7i \u0111\u1ed9 u\u1ed1n, v\u00e0 tr\u1ee5c trung h\u00f2a \u2014 l\u1edbp kh\u00f4ng thay \u0111\u1ed5i chi\u1ec1u d\u00e0i \u2014 d\u1ecbch chuy\u1ec3n v\u1ecb tr\u00ed trong \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u. M\u1ee9c cho ph\u00e9p u\u1ed1n thay \u0111\u1ed5i v\u00ec b\u1ea1n th\u1ef1c s\u1ef1 \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch kim lo\u1ea1i gi\u00e3n v\u00e0 n\u00e9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u00e9p t\u00ednh t\u1ea3i tr\u1ecdng c\u1ee7a b\u1ea1n v\u1eabn \u0111\u00fang v\u00ec n\u00f3 ch\u1ec9 \u0111\u00e1nh gi\u00e1 l\u1ef1c: b\u00ecnh ph\u01b0\u01a1ng \u0111\u1ed9 d\u00e0y, nh\u00e2n v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o, chia cho \u0111\u1ed9 m\u1edf khu\u00f4n. N\u00f3 kh\u00f4ng bi\u1ebft tr\u1ee5c trung h\u00f2a \u0111\u00e3 di chuy\u1ec3n \u1edf \u0111\u00e2u. N\u00f3 kh\u00f4ng quan t\u00e2m bao nhi\u00eau chi\u1ec1u d\u00e0i cung \u0111\u00e3 thay th\u1ebf ph\u1ea7n th\u1eb3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, m\u00e1y v\u1eabn s\u1ed1ng s\u00f3t trong khi m\u1eabu ph\u1eb3ng b\u1ecb sai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o Th\u00f9ng Ph\u1ebf Li\u1ec7u: \u0110i\u1ec1u n\u00e0y th\u1ec3 hi\u1ec7n b\u1eb1ng hi\u1ec7n t\u01b0\u1ee3ng m\u00e9p g\u1eadp d\u00e0i ra \u0111\u1ec1u \u2014 d\u00e0i th\u00eam 0.030 \u1edf m\u1ed7i c\u1ea1nh c\u1ee7a chi ti\u1ebft c\u00f3 b\u1ed1n \u0111i\u1ec3m u\u1ed1n. G\u00f3c th\u00ec ho\u00e0n h\u1ea3o. C\u1eef l\u01b0ng th\u00ec \u1ed5n \u0111\u1ecbnh. C\u00e1c c\u1ee5m l\u1eafp kh\u00f4ng vu\u00f4ng v\u1eafn, v\u00e0 b\u1ea1n s\u1ebd l\u00e3ng ph\u00ed h\u00e0ng \u0111\u1ed1ng linh ki\u1ec7n $180 tr\u01b0\u1edbc khi th\u1eeba nh\u1eadn r\u1eb1ng vi\u1ec7c \u0111\u1ed5i khu\u00f4n \u0111\u00e3 l\u00e0m thay \u0111\u1ed5i l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb u\u1ed1n ch\u1ee9 kh\u00f4ng ph\u1ea3i do l\u1ed7i thao t\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u0111\u1ed9 r\u1ed9ng khu\u00f4n thay \u0111\u1ed5i h\u00ecnh h\u1ecdc, th\u00ec c\u00e2u h\u1ecfi ti\u1ebfp theo l\u00e0 r\u00f5 r\u00e0ng: b\u1ea1n \u0111ang ch\u1ecdn h\u1ec7 s\u1ed1 K \u2014 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh m\u1ee9c cho ph\u00e9p u\u1ed1n \u2014 b\u1eb1ng c\u00e1ch n\u00e0o ngay t\u1eeb \u0111\u1ea7u?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u1ea5n \u0111\u1ec1 H\u1ec7 s\u1ed1 K: X\u00e1c \u0111\u1ecbnh t\u1eeb thi\u1ebft l\u1eadp d\u1ee5ng c\u1ee5 thay v\u00ec \u0111o\u00e1n m\u00f2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n m\u1ec1m CAD h\u1ea7u h\u1ebft m\u1eb7c \u0111\u1ecbnh h\u1ec7 s\u1ed1 K kho\u1ea3ng 0.33. \u0110\u00f3 l\u00e0 m\u1ed9t d\u1ef1 \u0111o\u00e1n l\u1ecbch s\u1ef1 \u2014 gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng tr\u1ee5c trung h\u00f2a n\u1eb1m kho\u1ea3ng m\u1ed9t ph\u1ea7n ba chi\u1ec1u d\u00e0y t\u1eeb m\u1eb7t trong khi u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd h\u00ecnh dung chuy\u1ec7n th\u1ef1c t\u1ebf tr\u00ean x\u01b0\u1edfng. B\u1ea1n u\u1ed1n th\u00e9p kh\u00f4ng g\u1ec9 304 d\u00e0y 0.187 inch b\u1eb1ng khu\u00f4n V 1.5 inch v\u1edbi m\u0169i dao nh\u1ecdn. Th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y cao h\u01a1n v\u00e0 \u0111\u1ed9 h\u1ed3i ph\u1ee5c \u0111\u00e0n h\u1ed3i l\u1edbn h\u01a1n th\u00e9p m\u1ec1m. B\u1ea1n ph\u1ea3i u\u1ed1n qu\u00e1 g\u00f3c \u0111\u1ec3 b\u00f9. M\u0169i dao xuy\u00ean s\u00e2u h\u01a1n tr\u01b0\u1edbc khi \u0111\u1ea1t g\u00f3c mong mu\u1ed1n. V\u1eadt li\u1ec7u ch\u1ea3y kh\u00e1c v\u1edbi A36.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c t\u1ebf \u0111\u00f3 d\u1ecbch chuy\u1ec3n tr\u1ee5c trung h\u00f2a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 s\u1ed1 K kh\u00f4ng ph\u1ea3i l\u00e0 h\u1eb1ng s\u1ed1 v\u1eadt li\u1ec7u k\u1ef3 di\u1ec7u. N\u00f3 m\u00f4 t\u1ea3 v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a n\u1eb1m \u1edf \u0111\u00e2u cho \u0111\u1ed9 d\u00e0y \u0111\u00f3, khu\u00f4n \u0111\u00f3, b\u00e1n k\u00ednh ch\u00e0y \u0111\u00f3, ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3. Thay \u0111\u1ed5i b\u1ea5t c\u1ee9 y\u1ebfu t\u1ed1 n\u00e0o trong s\u1ed1 \u0111\u00f3 v\u00e0 b\u1ea1n \u0111\u00e3 di chuy\u1ec3n n\u00f3. N\u1ebfu b\u1ea1n ch\u1ecdn khu\u00f4n r\u1ed9ng h\u01a1n \u0111\u1ec3 gi\u1ea3m t\u1ea3i tr\u1ecdng t\u1eeb 160 xu\u1ed1ng 120 t\u1ea5n, b\u1ea1n c\u0169ng \u0111\u00e3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u00e1n k\u00ednh trong \u2014 \u0111i\u1ec1u n\u00e0y l\u00e0m thay \u0111\u1ed5i ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t qua \u0111\u1ed9 d\u00e0y \u2014 v\u00e0 do \u0111\u00f3 l\u00e0m thay \u0111\u1ed5i K.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec th\u1ebf, vi\u1ec7c t\u00ednh K t\u1eeb b\u1ea3ng bi\u1ec3u chung trong khi ch\u1ecdn khu\u00f4n d\u1ef1a v\u00e0o t\u1ea3i tr\u1ecdng gi\u1ed1ng nh\u01b0 \u0111\u1eb7t c\u1eef l\u01b0ng d\u1ef1a theo c\u00f4ng vi\u1ec7c n\u0103m ngo\u00e1i v\u00ec \u201cn\u00f3 g\u1ea7n \u0111\u00fang\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt l\u00e0 l\u00e0m ng\u01b0\u1ee3c t\u1eeb th\u1ef1c t\u1ebf x\u01b0\u1edfng: ch\u1ea1y th\u1eed m\u1ed9t l\u1ea7n u\u1ed1n v\u1edbi d\u1ee5ng c\u1ee5 \u0111\u00fang, \u0111o b\u00e1n k\u00ednh trong th\u1ef1c t\u1ebf, \u0111o chi\u1ec1u d\u00e0i m\u00e9p, t\u00ednh m\u1ee9c cho ph\u00e9p u\u1ed1n th\u1ef1c, r\u1ed3i gi\u1ea3i h\u1ec7 s\u1ed1 K ph\u00f9 h\u1ee3p v\u1edbi th\u1ef1c t\u1ebf. Khi \u0111\u00f3, m\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n ph\u1ea3n \u00e1nh \u0111\u00fang thi\u1ebft l\u1eadp v\u1eadt l\u00fd, ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u1eb7c \u0111\u1ecbnh ph\u1ea7n m\u1ec1m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng \u0111o\u00e1n v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a. B\u1ea1n \u0111\u1ec3 kim lo\u1ea1i t\u1ef1 cho b\u1ea1n bi\u1ebft n\u00f3 \u0111\u00e3 d\u1ecbch chuy\u1ec3n \u0111\u1ebfn \u0111\u00e2u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 khi b\u1ea1n ch\u1ea5p nh\u1eadn r\u1eb1ng K ph\u1ee5 thu\u1ed9c v\u00e0o d\u1ee5ng c\u1ee5, b\u1ea1n b\u1eaft \u0111\u1ea7u th\u1ea5y v\u00f2ng l\u1eb7p m\u00e0 b\u1ea1n \u0111\u00e3 t\u1ea1o ra gi\u1eefa l\u1ef1c v\u00e0 h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00f2ng ph\u1ea3n h\u1ed3i gi\u1eefa l\u1ef1c c\u1ea7n thi\u1ebft, b\u00e1n k\u00ednh b\u00ean trong v\u00e0 k\u00edch th\u01b0\u1edbc cu\u1ed1i c\u00f9ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ea5y v\u00ed d\u1ee5 v\u1ec1 khu\u00f4n V 1.5 inch so v\u1edbi V 2 inch. Khu\u00f4n h\u1eb9p h\u01a1n c\u00f3 ngh\u0129a l\u00e0 b\u00e1n k\u00ednh b\u00ean trong nh\u1ecf h\u01a1n khi u\u1ed1n trong kh\u00f4ng kh\u00ed. B\u00e1n k\u00ednh nh\u1ecf h\u01a1n l\u00e0m t\u0103ng bi\u1ebfn d\u1ea1ng l\u00ean c\u00e1c s\u1ee3i ngo\u00e0i. Bi\u1ebfn d\u1ea1ng cao h\u01a1n \u0111\u00f2i h\u1ecfi nhi\u1ec1u l\u1ef1c h\u01a1n \u0111\u1ec3 l\u00e0m v\u1eadt li\u1ec7u ch\u1ea3y. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao t\u1ea3i tr\u1ecdng t\u0103ng m\u1ea1nh khi b\u1ea1n thu h\u1eb9p kh\u1ea9u \u0111\u1ed9 khu\u00f4n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, b\u1ea1n m\u1edf r\u1ed9ng khu\u00f4n \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y \u00e9p. L\u1ef1c gi\u1ea3m v\u00ec v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb u\u1ed1n ch\u1eb7t nh\u01b0 tr\u01b0\u1edbc. Nh\u01b0ng s\u1ef1 gi\u1ea3m \u1ee9ng su\u1ea5t \u0111\u00f3 l\u1ea1i l\u00e0m t\u0103ng b\u00e1n k\u00ednh b\u00ean trong, t\u1eeb \u0111\u00f3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng u\u1ed1n cho m\u1ed7i \u0111\u1ed9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00cdt l\u1ef1c h\u01a1n. B\u00e1n k\u00ednh kh\u00e1c. Chi\u1ec1u d\u00e0i ph\u1eb3ng kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 m\u1ed9t v\u00f2ng l\u1eb7p kh\u00e9p k\u00edn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u1ea9u \u0111\u1ed9 khu\u00f4n thay \u0111\u1ed5i l\u1ef1c c\u1ea7n thi\u1ebft.<\/li>\n\n\n\n<li>L\u1ef1c c\u1ea7n thi\u1ebft gi\u1edbi h\u1ea1n lo\u1ea1i khu\u00f4n m\u00e0 b\u1ea1n \u0111\u01b0\u1ee3c ph\u00e9p d\u00f9ng.<\/li>\n\n\n\n<li>Khu\u00f4n \u0111\u00f3 x\u00e1c l\u1eadp b\u00e1n k\u00ednh b\u00ean trong.<\/li>\n\n\n\n<li>B\u00e1n k\u00ednh b\u00ean trong x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a.<\/li>\n\n\n\n<li>V\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng u\u1ed1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i l\u1ea7n b\u1ea1n gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1ef1c, b\u1ea1n \u0111\u00e3 ch\u1ea1m t\u1edbi v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u00ecnh h\u1ecdc r\u1ed3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 n\u1ebfu b\u1ea1n ngh\u0129 r\u1eb1ng \u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u v\u1eabn \u201cl\u1ecbch s\u1ef1\u201d trong v\u00f2ng l\u1eb7p \u0111\u00f3 th\u00ec kh\u00f4ng ph\u1ea3i. M\u1ed9t l\u00f4 th\u00e9p kh\u00f4ng g\u1ec9 lo\u1ea1i 201 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u l\u1ef1c kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t so v\u1edbi lo\u1ea1i 304 cho c\u00f9ng \u0111\u1ed9 d\u00e0y. Gi\u1edbi h\u1ea1n ch\u1ea3y cao h\u01a1n khi\u1ebfn b\u1ea1n ph\u1ea3i u\u1ed1n s\u00e2u h\u01a1n tr\u01b0\u1edbc khi t\u1ea1o h\u00ecnh, v\u00f4 t\u00ecnh l\u00e0m ch\u1eb7t th\u00eam b\u00e1n k\u00ednh hi\u1ec7u qu\u1ea3 khi u\u1ed1n trong kh\u00f4ng kh\u00ed. C\u00f4ng th\u1ee9c t\u1ea3i tr\u1ecdng t\u0103ng tuy\u1ebfn t\u00ednh theo \u0111\u1ed9 b\u1ec1n k\u00e9o, nh\u01b0ng ph\u1ea3n \u1ee9ng h\u00ecnh h\u1ecdc th\u00ec kh\u00f4ng tuy\u1ebfn t\u00ednh, v\u00ec ph\u00e2n b\u1ed1 bi\u1ebfn d\u1ea1ng theo chi\u1ec1u d\u00e0y thay \u0111\u1ed5i theo h\u00e0nh vi ch\u1ea3y d\u1ebbo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao hai cu\u1ed9n th\u00e9p c\u00f9ng d\u1eadp v\u1edbi \u0111\u1ed9 d\u00e0y nh\u01b0 nhau c\u00f3 th\u1ec3 y\u00eau c\u1ea7u \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc g\u00e1 sau kh\u00e1c nhau, ngay c\u1ea3 khi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n kh\u1eb3ng \u0111\u1ecbnh t\u1ea3i tr\u1ecdng l\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady khi n\u00e0o vi\u1ec7c t\u00edch h\u1ee3p n\u00e0y ng\u1eebng l\u00e0 m\u1ed9t \u201ct\u00ednh n\u0103ng hay\u201d m\u00e0 tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh xem b\u1ea1n giao h\u00e0ng hay ch\u1ec9 \u0111\u01b0a ra l\u1eddi bi\u1ec7n minh?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kho\u1ea3nh kh\u1eafc ch\u00ednh x\u00e1c khi vi\u1ec7c t\u00ednh tr\u1eeb l\u01b0\u1ee3ng u\u1ed1n tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n t\u1ea3i tr\u1ecdng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00f3 x\u1ea3y ra ngay khi t\u1ea3i tr\u1ecdng t\u00ednh to\u00e1n n\u1eb1m tho\u1ea3i m\u00e1i d\u01b0\u1edbi s\u1ee9c ch\u1ecbu c\u1ee7a m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu m\u00e1y \u00e9p 150 t\u1ea5n c\u1ee7a b\u1ea1n ch\u1ec9 c\u1ea7n 110 t\u1ea5n cho c\u00f4ng vi\u1ec7c, th\u00ec l\u1ef1c kh\u00f4ng c\u00f2n l\u00e0 r\u00e0ng bu\u1ed9c n\u1eefa. H\u00ecnh h\u1ecdc m\u1edbi l\u00e0 v\u1ea5n \u0111\u1ec1. T\u1eeb th\u1eddi \u0111i\u1ec3m \u0111\u00f3 tr\u1edf \u0111i, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t chi ti\u1ebft \u0111\u1ea1t y\u00eau c\u1ea7u v\u00e0 m\u1ed9t ph\u1ebf ph\u1ea9m \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng ph\u1ea7n ngh\u00ecn c\u1ee7a l\u01b0\u1ee3ng u\u1ed1n, ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1eb1ng t\u1ea5n \u00e1p l\u1ef1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cM\u00e1y t\u00ednh n\u00f3i 74 t\u1ea5n.\u201d T\u00f4i \u0111\u00e3 nghe c\u00e2u \u0111\u00f3 nh\u01b0 m\u1ed9t huy hi\u1ec7u vinh d\u1ef1. An to\u00e0n. B\u1ea3o th\u1ee7. \u0110\u1ea1t chu\u1ea9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng b\u00e1n k\u00ednh b\u00ean trong l\u1ea1i kh\u00f4ng \u0111\u00fang nh\u01b0 b\u1ea3n v\u1ebd c\u1ee7a b\u1ea1n gi\u1ea3 \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n v\u1eadn h\u00e0nh trong ph\u1ea1m vi an to\u00e0n c\u1ee7a m\u00e1y, vi\u1ec7c \u00e1m \u1ea3nh th\u00eam 5 t\u1ea5n bi\u00ean \u0111\u1ed9 kh\u00f4ng gi\u00fap g\u00ec cho \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a chi ti\u1ebft. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u00e9p t\u00ednh suy gi\u1ea3m u\u1ed1n (bend deduction) c\u1ee7a b\u1ea1n c\u00f3 ph\u1ea3n \u00e1nh \u0111\u00fang lo\u1ea1i khu\u00f4n d\u01b0\u1edbi, ch\u00e0y, v\u1eadt li\u1ec7u v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf ph\u1ea9m: L\u1ed7i th\u1ec3 hi\u1ec7n qua c\u00e1c chi ti\u1ebft ch\u1ec9 c\u00f3 th\u1ec3 l\u1eafp r\u00e1p \u0111\u01b0\u1ee3c sau khi \u201cch\u1ec9nh s\u1eeda\u201d \u2014 khe c\u1ea7n \u0111\u01b0\u1ee3c gi\u0169a, l\u1ed7 bu l\u00f4ng b\u1ecb l\u1ec7ch, th\u1ee3 h\u00e0n ph\u1ea3i k\u00e9o c\u00e1c m\u1ed1i n\u1ed1i l\u1ea1i b\u1eb1ng k\u1eb9p. B\u1ea1n s\u1ebd \u0111\u1ed5 l\u1ed7i cho sai s\u1ed1 c\u1ed9ng d\u1ed3n dung sai. Nh\u01b0ng th\u1ee7 ph\u1ea1m th\u1eadt s\u1ef1 l\u00e0 b\u1ea1n \u0111\u00e3 t\u00ednh m\u1eabu ph\u1eb3ng b\u1eb1ng gi\u00e1 tr\u1ecb suy gi\u1ea3m u\u1ed1n c\u1ee7a ng\u00e0y h\u00f4m qua trong khi hi\u1ec7n t\u1ea1i l\u1ea1i d\u00f9ng b\u1ed9 d\u1ee5ng c\u1ee5 theo l\u1ef1c \u00e9p kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, k\u1ef7 lu\u1eadt \u1edf \u0111\u00e2y l\u00e0: ch\u1ecdn d\u1ee5ng c\u1ee5 sao cho n\u1eb1m trong gi\u1edbi h\u1ea1n \u0111\u1ecbnh m\u1ee9c c\u1ee7a m\u00e1y v\u00e0 d\u1ee5ng c\u1ee5 \u2014 d\u00f9ng \u0111\u00fang \u0111\u01a1n v\u1ecb, v\u1edbi gi\u00e1 tr\u1ecb gi\u1edbi h\u1ea1n b\u1ec1n th\u1ef1c t\u1ebf \u2014 r\u1ed3i ngay l\u1eadp t\u1ee9c ki\u1ec3m ch\u1ee9ng v\u00e0 c\u1ed1 \u0111\u1ecbnh gi\u00e1 tr\u1ecb b\u00f9 tr\u1eeb u\u1ed1n (bend allowance) t\u1eeb ch\u00ednh thi\u1ebft l\u1eadp \u0111\u00f3 tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh b\u1ea3n m\u1eabu ph\u1eb3ng cho s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1c gi\u1eef cho m\u00e1y \u00e9p s\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suy gi\u1ea3m u\u1ed1n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p gi\u1eef cho chi ti\u1ebft s\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 n\u1ebfu b\u1ea1n mu\u1ed1n \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f2n l\u00e0 \u201cb\u00ed quy\u1ebft truy\u1ec1n mi\u1ec7ng\u201d m\u00e0 tr\u1edf th\u00e0nh quy tr\u00ecnh c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i, ch\u00fang ta c\u1ea7n m\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c li\u00ean k\u1ebft hai b\u01b0\u1edbc \u0111\u00f3 v\u1edbi nhau m\u1ed7i l\u1ea7n th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quy tr\u00ecnh th\u1ef1c ti\u1ec5n: T\u1eeb \u01b0\u1edbc l\u01b0\u1ee3ng nhanh \u0111\u1ebfn thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c x\u00e1c minh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e1ng tr\u01b0\u1edbc, m\u1ed9t ch\u1ee7 x\u01b0\u1edfng g\u1ecdi cho t\u00f4i v\u1ec1 v\u1ea5n \u0111\u1ec1 \u201ck\u00edch th\u01b0\u1edbc t\u0103ng b\u00ed \u1ea9n\u201d. C\u00e1c gi\u00e1 \u0111\u1ee1 b\u1eb1ng inox 304 d\u00e0y 3\/16 inch. B\u1ea3n v\u1ebd \u0111\u00fang. C\u1eaft laser ch\u00ednh x\u00e1c. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh m\u00e1y ch\u1ea5n th\u1ec1 r\u1eb1ng thi\u1ebft l\u1eadp an to\u00e0n v\u00ec m\u00e1y t\u00ednh b\u00e1o 118 t\u1ea5n tr\u00ean m\u00e1y 150 t\u1ea5n. M\u1ed7i m\u00e9p g\u1ea5p \u0111\u1ec1u d\u00e0i h\u01a1n 0,060 inch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1c \u00e9p th\u00ec \u1ed5n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh h\u1ecdc th\u00ec kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, \u0111\u00e2y l\u00e0 quy tr\u00ecnh t\u00f4i y\u00eau c\u1ea7u m\u1ecdi x\u01b0\u1edfng ph\u1ea3i tu\u00e2n theo. Kh\u00f4ng ph\u1ea3i l\u00fd thuy\u1ebft. L\u00e0 chu\u1ed7i thao t\u00e1c c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i gi\u00fap m\u00e1y \u00e9p ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 chi ti\u1ebft ch\u00ednh x\u00e1c. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng t\u00ednh l\u1ef1c \u0111\u1ec3 kh\u00f4ng l\u00e0m g\u00e3y khu\u00f4n. B\u1ea1n k\u1ebft th\u00fac b\u1eb1ng vi\u1ec7c \u0111o v\u00e0 x\u00e1c nh\u1eadn gi\u00e1 tr\u1ecb suy gi\u1ea3m u\u1ed1n \u0111\u1ec3 kh\u00f4ng xu\u1ea5t x\u01b0\u1edfng ph\u1ebf ph\u1ea9m. B\u1ecf s\u00f3t b\u01b0\u1edbc n\u00e0o, b\u1ea1n s\u1ebd tr\u1ea3 h\u1ecdc ph\u00ed b\u1eb1ng ti\u1ec1n m\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y c\u00f9ng th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 1: D\u00f9ng m\u00e1y t\u00ednh l\u1ef1c \u00e9p (brake press calculator) \u0111\u1ec3 x\u00e1c l\u1eadp gi\u00e1 tr\u1ecb l\u1ef1c n\u1ec1n an to\u00e0n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y h\u00ecnh dung th\u00e9p A36 d\u00e0y 1\/4 inch \u0111\u1eb7t tr\u00ean khu\u00f4n ch\u1eef V r\u1ed9ng 2 inch. B\u1ea3ng ti\u00eau chu\u1ea9n cho th\u1ea5y kho\u1ea3ng 19,7 t\u1ea5n m\u1ed7i foot. Tr\u00ean \u0111o\u1ea1n u\u1ed1n 10 foot, t\u1ed5ng l\u00e0 197 t\u1ea5n \u2014 qu\u00e1 m\u1ee9c cho m\u00e1y 150 t\u1ea5n. M\u1edf r\u1ed9ng khu\u00f4n l\u00ean 3 inch v\u00e0 l\u1ef1c gi\u1ea3m xu\u1ed1ng c\u00f2n kho\u1ea3ng 139 t\u1ea5n tr\u00ean c\u00f9ng chi\u1ec1u d\u00e0i. Gi\u1edd b\u1ea1n \u0111\u00e3 n\u1eb1m trong gi\u1edbi h\u1ea1n c\u00f4ng su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a m\u00e1y t\u00ednh: thi\u1ebft l\u1eadp lan can an to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng b\u1ea1n kh\u00f4ng ch\u1ec9 nh\u1eadp \u0111\u1ed9 d\u00e0y r\u1ed3i b\u1ecf \u0111i. \u0110\u1ed9 d\u00e0y trong c\u00f4ng th\u1ee9c kh\u00f4ng ph\u1ea3i k\u00fd hi\u1ec7u tr\u1eebu t\u01b0\u1ee3ng \u201ct\u201d. \u0110\u00f3 l\u00e0 gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf \u0111o b\u1eb1ng micrometer t\u1eeb cu\u1ed9n v\u1eadt li\u1ec7u. V\u00ec l\u1ef1c \u00e9p t\u1ef7 l\u1ec7 v\u1edbi b\u00ecnh ph\u01b0\u01a1ng \u0111\u1ed9 d\u00e0y. N\u1ebfu \u201ct\u1ea5m .250\u201d c\u1ee7a b\u1ea1n \u0111o \u0111\u01b0\u1ee3c .265, th\u00ec kh\u00f4ng ch\u1ec9 t\u0103ng th\u00eam 6% l\u1ef1c \u2014 m\u00e0 g\u1ea7n nh\u01b0 t\u0103ng 12%. \u0110\u00f3 ch\u00ednh l\u00e0 c\u00e1ch khi\u1ebfn khu\u00f4n d\u01b0\u1edbi n\u1ee9t vai, r\u1ed3i b\u1ea1n l\u1ea1i cho r\u1eb1ng d\u1ee5ng c\u1ee5 b\u1ecb l\u1ed7i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ec1u d\u00e0i c\u0169ng quan tr\u1ecdng. B\u1ea3ng t\u00ednh \u0111\u01b0a ra gi\u00e1 tr\u1ecb t\u1ea5n tr\u00ean m\u1ed7i foot. N\u1ebfu b\u1ea1n u\u1ed1n 36 inch, nh\u00e2n l\u00ean g\u1ea5p 3. T\u00f4i t\u1eebng th\u1ea5y ng\u01b0\u1eddi v\u1eadn h\u00e0nh nh\u00ecn l\u01b0\u1edbt qua \u201c15 t\u1ea5n m\u1ed7i foot\u201d v\u00e0 ngh\u0129 r\u1eb1ng c\u1ea3 c\u00f4ng vi\u1ec7c c\u1ea7n 15 t\u1ea5n. Sau \u0111\u00f3 h\u1ecd ch\u1ea1y m\u00e9p d\u00e0i 4 foot v\u00e0 n\u1ea1p 60 t\u1ea5n v\u00e0o d\u1ee5ng c\u1ee5 ch\u1ec9 \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c 50.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh l\u00e0 b\u1ed9 l\u1ecdc \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n. H\u00e3y x\u00e1c nh\u1eadn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>Gi\u1edbi h\u1ea1n b\u1ec1n k\u00e9o th\u1ef1c t\u1ebf (n\u1ebfu bi\u1ebft)<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>Khe h\u1edf khu\u00f4n th\u1ef1c t\u1ebf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e2y gi\u1edd b\u1ea1n bi\u1ebft li\u1ec7u m\u00e1y c\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng ngay khi b\u1ea1n thay \u0111\u1ed5i khe h\u1edf khu\u00f4n \u0111\u1ec3 gi\u1ea3m t\u1ea3i tr\u1ecdng, b\u1ea1n \u0111\u00e3 thay \u0111\u1ed5i b\u00e1n k\u00ednh b\u00ean trong. V\u00e0 \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n \u0111\u00e3 thay \u0111\u1ed5i ph\u00e9p t\u00ednh m\u1eabu ph\u1eb3ng \u2013 d\u00f9 b\u1ea1n c\u00f3 th\u1eeba nh\u1eadn hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady vi\u1ec7c thay khu\u00f4n \u0111\u00f3 \u0111\u00e3 l\u00e0m g\u00ec v\u1edbi h\u00ecnh h\u1ecdc c\u1ee7a b\u1ea1n?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 2: \u0110\u1ed1i chi\u1ebfu chi\u1ec1u r\u1ed9ng khu\u00f4n v\u1edbi b\u00e1n k\u00ednh b\u00ean trong m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong qu\u00e1 tr\u00ecnh u\u1ed1n kh\u00f4ng ti\u1ebfp x\u00fac, b\u00e1n k\u00ednh b\u00ean trong kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng g\u00ec m\u0169i ch\u00e0y cho bi\u1ebft. N\u00f3 x\u1ea5p x\u1ec9 t\u1ef7 l\u1ec7 v\u1edbi \u0111\u1ed9 m\u1edf khu\u00f4n V. Th\u00e9p cacbon th\u1ea5p th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb kho\u1ea3ng 16% c\u1ee7a \u0111\u1ed9 m\u1edf khu\u00f4n. Th\u00e9p kh\u00f4ng g\u1ec9 cho k\u1ebft qu\u1ea3 ch\u1eb7t h\u01a1n. Nh\u00f4m th\u00ec l\u1ecfng h\u01a1n. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 truy\u1ec1n mi\u1ec7ng. \u0110\u00f3 l\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 bi\u1ebfn d\u1ea1ng theo chi\u1ec1u d\u00e0y ph\u1ea3n \u1ee9ng l\u1ea1i v\u1edbi gi\u1edbi h\u1ea1n ch\u1ea3y v\u00e0 h\u00ecnh d\u1ea1ng khu\u00f4n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1edf c\u00f4ng vi\u1ec7c th\u00e9p A36 d\u00e0y 1\/4 inch t\u1eeb khu\u00f4n 2 inch sang khu\u00f4n 3 inch \u0111\u1ec3 ti\u1ebft ki\u1ec7m t\u1ea3i tr\u1ecdng, v\u00e0 b\u00e1n k\u00ednh b\u00ean trong c\u1ee7a b\u1ea1n s\u1ebd t\u0103ng theo. N\u1ebfu b\u1ea3n v\u1ebd y\u00eau c\u1ea7u b\u00e1n k\u00ednh b\u00ean trong .250 v\u00e0 khu\u00f4n m\u1edbi t\u1ea1o ra g\u1ea7n .480, th\u00ec ph\u1ea7n b\u00f9 u\u1ed1n c\u1ee7a b\u1ea1n v\u1eeba thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i do ph\u00e9p m\u00e0u. M\u00e0 do c\u01a1 h\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khu\u00f4n l\u1edbn h\u01a1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u00e1n k\u00ednh b\u00ean trong l\u1edbn h\u01a1n<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng s\u1ee3i ngo\u00e0i gi\u1ea3m<\/li>\n\n\n\n<li>Tr\u1ee5c trung h\u00f2a d\u1ecbch chuy\u1ec3n<\/li>\n\n\n\n<li>Ph\u1ea7n b\u00f9 u\u1ed1n tr\u00ean m\u1ed7i \u0111\u1ed9 gi\u1ea3m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, tr\u01b0\u1edbc khi b\u1ea1n ph\u00ea duy\u1ec7t con s\u1ed1 t\u1ea3i tr\u1ecdng \u201can to\u00e0n\u201d \u0111\u00f3, h\u00e3y ki\u1ec3m tra: li\u1ec7u khu\u00f4n n\u00e0y c\u00f3 t\u1ea1o ra b\u00e1n k\u00ednh b\u00ean trong ph\u00f9 h\u1ee3p v\u1edbi b\u1ea3n v\u1ebd kh\u00f4ng?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea3n v\u1ebd y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 t\u00ednh th\u1ea9m m\u1ef9 cao, b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n m\u1edf r\u1ed9ng khu\u00f4n ch\u1ec9 \u0111\u1ec3 ti\u1ebft ki\u1ec7m l\u1ef1c. Ho\u1eb7c b\u1ea1n thi\u1ebft k\u1ebf l\u1ea1i m\u1eabu ph\u1eb3ng m\u1ed9t c\u00e1ch ch\u1ee7 \u00fd theo b\u00e1n k\u00ednh m\u1edbi. \u0110i\u1ec1u b\u1ea1n kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m l\u00e0 gi\u1ea3 v\u1edd r\u1eb1ng b\u00e1n k\u00ednh v\u1eabn gi\u1eef nguy\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111\u00e2y l\u00e0 c\u00e1i b\u1eaby m\u00e0 h\u1ea7u h\u1ebft c\u00e1c c\u00f4ng c\u1ee5 t\u00ednh to\u00e1n s\u1ebd kh\u00f4ng c\u1ea3nh b\u00e1o b\u1ea1n: th\u00f4ng s\u1ed1 \u0111\u1ecbnh m\u1ee9c c\u1ee7a d\u1ee5ng c\u1ee5 ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01a1n v\u1ecb. M\u1ed9t d\u1ee5ng c\u1ee5 \u0111\u01b0\u1ee3c \u0111\u00f3ng d\u1ea5u 81 t\u1ea5n tr\u00ean m\u1ed7i foot (t\u1ea5n ng\u1eafn) kh\u00f4ng gi\u1ed1ng v\u1edbi 81 t\u1ea5n m\u00e9t tr\u00ean m\u1ed7i m\u00e9t. C\u00e1c m\u0169i u\u1ed1n nh\u1ecdn t\u1eadp trung l\u1ef1c ra ngo\u00e0i v\u00e0 gi\u1ea3m gi\u1edbi h\u1ea1n an to\u00e0n. N\u1ebfu b\u1ea1n kh\u00f4ng \u0111\u1ed1i chi\u1ebfu \u0111\u01a1n v\u1ecb v\u00e0 h\u00ecnh d\u1ea1ng, thi\u1ebft l\u1eadp \u201can to\u00e0n\u201d c\u1ee7a b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 l\u00e0m qu\u00e1 t\u1ea3i vai c\u1ee7a d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra l\u1ef1c tr\u01b0\u1edbc. Sau \u0111\u00f3 ki\u1ec3m tra th\u1ef1c t\u1ebf b\u00e1n k\u00ednh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e2y gi\u1edd khi b\u1ea1n \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh khu\u00f4n d\u1ef1a tr\u00ean c\u1ea3 t\u1ea3i tr\u1ecdng v\u00e0 b\u00e1n k\u00ednh, th\u00ec quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng th\u1ef1c s\u1ef1 \u0111ang \u1edf tr\u01b0\u1edbc m\u1eaft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd c\u1eaft chi\u1ec1u d\u00e0i ph\u1eb3ng bao nhi\u00eau?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 3: T\u00ednh to\u00e1n l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb u\u1ed1n tr\u01b0\u1edbc khi c\u1eaft ph\u00f4i s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c x\u01b0\u1edfng s\u1ebd th\u1ec3 hi\u1ec7n b\u1ea3n ch\u1ea5t chuy\u00ean nghi\u1ec7p ho\u1eb7c \u0111\u00e1nh c\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi chi\u1ec1u r\u1ed9ng khu\u00f4n \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh, b\u1ea1n \u01b0\u1edbc t\u00ednh b\u00e1n k\u00ednh b\u00ean trong d\u1ef1a tr\u00ean v\u1eadt li\u1ec7u v\u00e0 v\u00e0nh m\u1edf. T\u1eeb b\u00e1n k\u00ednh \u0111\u00f3, \u0111\u1ed9 d\u00e0y, v\u00e0 g\u00f3c u\u1ed1n, b\u1ea1n t\u00ednh to\u00e1n l\u01b0\u1ee3ng cho ph\u00e9p u\u1ed1n. T\u1eeb l\u01b0\u1ee3ng cho ph\u00e9p u\u1ed1n, b\u1ea1n suy ra l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb u\u1ed1n \u2014 ph\u1ea7n b\u1ea1n tr\u1eeb \u0111i kh\u1ecfi t\u1ed5ng chi\u1ec1u d\u00e0i m\u00e9p \u0111\u1ec3 ra t\u1ea5m ph\u1eb3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng bi\u1ebfn tr\u00ean m\u00e0n h\u00ecnh. Ch\u00fang l\u00e0 h\u1ec7 qu\u1ea3 v\u1eadt l\u00fd c\u1ee7a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 s\u00e2u c\u1ee7a c\u00fa \u0111\u1ea5m xuy\u00ean v\u00e0o v\u1eadt li\u1ec7u<\/li>\n\n\n\n<li>V\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a di chuy\u1ec3n<\/li>\n\n\n\n<li>M\u1ee9c \u0111\u1ed9 v\u1eadt li\u1ec7u bi\u1ebfn d\u1ea1ng tr\u01b0\u1edbc khi \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu thay \u0111\u1ed5i khu\u00f4n l\u00e0m t\u0103ng b\u00e1n k\u00ednh b\u00ean trong t\u1eeb .250 l\u00ean .480, l\u01b0\u1ee3ng cho ph\u00e9p u\u1ed1n cho m\u1ed7i g\u00f3c 90 \u0111\u1ed9 c\u00f3 th\u1ec3 gi\u1ea3m kho\u1ea3ng .050 \u0111\u1ebfn .080 t\u00f9y theo \u0111\u1ed9 d\u00e0y v\u00e0 v\u1eadt li\u1ec7u. V\u1edbi chi ti\u1ebft hai l\u1ea7n u\u1ed1n, \u0111\u00f3 l\u00e0 s\u1ef1 ch\u00eanh l\u1ec7ch .100 \u0111\u1ebfn .160 khi t\u00ednh tr\u00ean ph\u00f4i ph\u1eb3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9, \u0111\u00f3 l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa vi\u1ec7c l\u1eafp v\u1eeba kh\u00edt v\u00e0 ph\u1ea3i v\u1eadt l\u1ed9n trong \u0111\u1ed3 g\u00e1 h\u00e0n b\u1eb1ng b\u00faa cao su.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 b\u1ea1n ph\u1ea3i l\u00e0m \u0111i\u1ec1u n\u00e0y tr\u01b0\u1edbc khi c\u1eaft ph\u00f4i s\u1ea3n xu\u1ea5t. Kh\u00f4ng ph\u1ea3i sau khi pallet \u0111\u1ea7u ti\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1eaft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i, m\u1ed9t c\u1eadu thanh ni\u00ean ch\u1ea1y m\u1ed9t d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 11 gauge d\u00e0i 10 foot \u2014 l\u01b0\u1ee3ng v\u1eadt li\u1ec7u tr\u1ecb gi\u00e1 $312 \u2014 qua m\u1ed9t thi\u1ebft l\u1eadp \u201can to\u00e0n\u201d ho\u00e0n h\u1ea3o. \u00c1p su\u1ea5t th\u00ec \u1ed5n. M\u00e1y th\u00ec ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. M\u1ed7i chi ti\u1ebft d\u00e0i h\u01a1n .090 tr\u00ean hai m\u00e9p v\u00ec ph\u00f4i ph\u1eb3ng \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh theo h\u1ec7 s\u1ed1 K t\u1ed5ng qu\u00e1t. H\u1ecd ph\u1ea3i lo\u1ea1i b\u1ecf c\u1ea3 d\u1ea3i, \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, v\u00e0 \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc t\u1ef3 sau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u01b0\u1edbc t\u1ef3 sau kh\u00f4ng ph\u1ea3i l\u00e0 nguy\u00ean nh\u00e2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u00f4i ph\u1eb3ng m\u1edbi l\u00e0 nguy\u00ean nh\u00e2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf li\u1ec7u: L\u1ed7i n\u00e0y th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng sai l\u1ec7ch k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng nh\u1ea5t tr\u00ean t\u1eebng chi ti\u1ebft trong c\u1ea3 l\u00f4 h\u00e0ng \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u d\u00e0i ho\u1eb7c \u0111\u1ec1u ng\u1eafn c\u00f9ng m\u1ed9t m\u1ee9c. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh b\u1eaft \u0111\u1ea7u \u201cd\u1ecbch chuy\u1ec3n\u201d th\u01b0\u1edbc t\u1ef3 sau \u0111\u1ec3 b\u00f9 l\u1ea1i. Gi\u1edd th\u00ec b\u1ea1n \u0111\u00e3 ch\u00f4n m\u1ed9t sai l\u1ea7m to\u00e1n h\u1ecdc trong m\u1ed9t \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft l\u1eadp, v\u00e0 c\u00f4ng vi\u1ec7c ti\u1ebfp theo s\u1ebd k\u1ebf th\u1eeba s\u1ef1 h\u1ed7n lo\u1ea1n n\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u0111\u00e3 t\u00ednh to\u00e1n l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb. B\u1ea1n \u0111\u00e3 c\u1eaft m\u1ed9t ph\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n tin v\u00e0o con s\u1ed1 t\u00ednh to\u00e1n \u2014 hay b\u1ea1n \u0111\u1ec3 kim lo\u1ea1i ch\u1ee9ng minh \u0111i\u1ec1u \u0111\u00f3?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 4: Th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m u\u1ed1n c\u00f3 ki\u1ec3m so\u00e1t \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh c\u00e1c gi\u00e1 tr\u1ecb l\u00fd thuy\u1ebft<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t ph\u00f4i. D\u1ee5ng c\u1ee5 s\u1ea3n xu\u1ea5t ch\u00ednh x\u00e1c. Chi\u1ec1u d\u00e0i u\u1ed1n ch\u00ednh x\u00e1c. Kh\u00f4ng \u0111\u01b0\u1ee3c r\u00fat ng\u1eafn b\u1ea5t k\u1ef3 b\u01b0\u1edbc n\u00e0o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u1ed1n \u0111i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u00e1n k\u00ednh b\u00ean trong th\u1ef1c t\u1ebf (th\u01b0\u1edbc \u0111o b\u00e1n k\u00ednh ho\u1eb7c m\u00e1y so quang)<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i m\u1eb7t b\u00edch th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>G\u00f3c th\u1ef1c t\u1ebf sau khi h\u1ed3i \u0111\u00e0n h\u1ed3i<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e2y gi\u1edd h\u00e3y so s\u00e1nh t\u1ed5ng chi\u1ec1u d\u00e0i m\u1eb7t b\u00edch \u0111o \u0111\u01b0\u1ee3c v\u1edbi ph\u1ea7n ph\u1eb3ng tr\u1eeb \u0111i l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb u\u1ed1n l\u00fd thuy\u1ebft. N\u1ebfu sai l\u1ec7ch 0.015, h\u00e3y \u0111i\u1ec1u ch\u1ec9nh l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb. N\u1ebfu sai l\u1ec7ch 0.060, gi\u1ea3 \u0111\u1ecbnh v\u1ec1 b\u00e1n k\u00ednh c\u1ee7a b\u1ea1n c\u00f3 v\u1ea5n \u0111\u1ec1 \u2014 ho\u1eb7c l\u00f4 v\u1eadt li\u1ec7u c\u1ee7a b\u1ea1n \u0111ang ph\u1ea3n \u1ee9ng kh\u00e1c v\u1edbi l\u00fd thuy\u1ebft trong s\u00e1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 n\u01a1i b\u1ea1n x\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 K th\u1ef1c t\u1ebf t\u1eeb th\u1ef1c t\u1ebf, ch\u1ee9 kh\u00f4ng ph\u1ea3i gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh c\u1ee7a ph\u1ea7n m\u1ec1m. B\u1ea1n \u0111\u1ec3 cho chi ti\u1ebft cho bi\u1ebft tr\u1ee5c trung h\u00f2a th\u1ef1c s\u1ef1 n\u1eb1m \u1edf \u0111\u00e2u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ec9 m\u1ea5t m\u01b0\u1eddi ph\u00fat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c h\u00e0ng gi\u1edd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c con s\u1ed1 tr\u00f9ng kh\u1edbp \u2014 khi l\u01b0\u1ee3ng kh\u1ea5u tr\u1eeb u\u1ed1n t\u00ednh to\u00e1n kh\u1edbp v\u1edbi k\u1ebft qu\u1ea3 \u0111o \u0111\u01b0\u1ee3c \u2014 b\u1ea1n c\u1ed1 \u0111\u1ecbnh m\u1eabu ph\u1eb3ng v\u00e0 cho ph\u00e9p s\u1ea3n xu\u1ea5t. Khi \u0111\u00f3 l\u1ef1c \u00e9p c\u1ee7a b\u1ea1n an to\u00e0n, b\u00e1n k\u00ednh c\u00f3 ch\u1ee7 \u0111\u00edch, v\u00e0 h\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi t\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c x\u00e1c minh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng ngay c\u1ea3 v\u1edbi quy tr\u00ecnh l\u00e0m vi\u1ec7c n\u00e0y, s\u1ef1 thay \u0111\u1ed5i c\u1ee7a v\u1eadt li\u1ec7u, h\u01b0\u1edbng th\u1edb v\u00e0 bi\u1ebfn \u0111\u1ed9ng gi\u1edbi h\u1ea1n b\u1ec1n gi\u1eefa c\u00e1c l\u00f4 v\u1eabn c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch k\u1ebft qu\u1ea3. V\u00e0 \u0111\u00f3 l\u00e0 khi nh\u1eefng gi\u1edbi h\u1ea1n c\u1ee7a b\u1ea5t k\u1ef3 m\u00f4 h\u00ecnh d\u1ef1a tr\u00ean t\u00ednh to\u00e1n n\u00e0o b\u1eaft \u0111\u1ea7u l\u1ed9 r\u00f5.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>B\u01b0\u1edbc<\/th><th>Ti\u00eau \u0111\u1ec1<\/th><th>H\u00e0nh \u0111\u1ed9ng ch\u00ednh<\/th><th>T\u00ednh to\u00e1n \/ Ki\u1ec3m tra quan tr\u1ecdng<\/th><th>R\u1ee7i ro n\u1ebfu b\u1ecb b\u1ecf qua<\/th><th>K\u1ebft qu\u1ea3 ch\u00ednh<\/th><\/tr><\/thead><tbody><tr><td>B\u01b0\u1edbc 1<\/td><td>Thi\u1ebft l\u1eadp m\u1ee9c l\u1ef1c \u00e9p c\u01a1 b\u1ea3n an to\u00e0n<\/td><td>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 t\u00ednh l\u1ef1c \u00e9p tr\u01b0\u1edbc khi thi\u1ebft l\u1eadp<\/td><td>X\u00e1c nh\u1eadn \u0111\u1ed9 d\u00e0y th\u1ef1c t\u1ebf (\u0111o b\u1eb1ng panme), \u0111\u1ed9 b\u1ec1n k\u00e9o (n\u1ebfu bi\u1ebft), chi\u1ec1u d\u00e0i u\u1ed1n, \u0111\u1ed9 m\u1edf c\u1ee7a khu\u00f4n; nh\u00e2n t\u1ea5n tr\u00ean m\u1ed7i foot v\u1edbi chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf; nh\u1edb r\u1eb1ng l\u1ef1c \u00e9p thay \u0111\u1ed5i theo b\u00ecnh ph\u01b0\u01a1ng \u0111\u1ed9 d\u00e0y<\/td><td>Qu\u00e1 t\u1ea3i m\u00e1y ho\u1eb7c d\u1ee5ng c\u1ee5; vai khu\u00f4n b\u1ecb n\u1ee9t; nh\u1ea7m \u0111\u01a1n v\u1ecb (t\u1ea5n ng\u1eafn so v\u1edbi t\u1ea5n m\u00e9t); v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n c\u1ee7a d\u1ee5ng c\u1ee5<\/td><td>M\u00e1y v\u00e0 d\u1ee5ng c\u1ee5 ho\u1ea1t \u0111\u1ed9ng trong gi\u1edbi h\u1ea1n an to\u00e0n<\/td><\/tr><tr><td>B\u01b0\u1edbc 2<\/td><td>Ki\u1ec3m tra ch\u00e9o \u0111\u1ed9 r\u1ed9ng khu\u00f4n so v\u1edbi b\u00e1n k\u00ednh b\u00ean trong m\u1ee5c ti\u00eau<\/td><td>X\u00e1c minh \u0111\u1ed9 m\u1edf c\u1ee7a khu\u00f4n h\u1ed7 tr\u1ee3 b\u00e1n k\u00ednh b\u00ean trong y\u00eau c\u1ea7u<\/td><td>B\u00e1n k\u00ednh trong \u2248 t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi \u0111\u1ed9 m\u1edf khu\u00f4n V (v\u00ed d\u1ee5: ~16% \u0111\u1ed1i v\u1edbi th\u00e9p m\u1ec1m); khu\u00f4n l\u1edbn h\u01a1n \u2192 b\u00e1n k\u00ednh l\u1edbn h\u01a1n \u2192 tr\u1ee5c trung h\u00f2a d\u1ecbch chuy\u1ec3n \u2192 gi\u1ea3m l\u01b0\u1ee3ng b\u00f9 u\u1ed1n tr\u00ean m\u1ed7i \u0111\u1ed9<\/td><td>L\u01b0\u1ee3ng b\u00f9 u\u1ed1n sai; sai s\u1ed1 k\u00edch th\u01b0\u1edbc; l\u1ed7i th\u1ea9m m\u1ef9 ho\u1eb7c l\u1eafp r\u00e1p; d\u1ee5ng c\u1ee5 b\u1ecb qu\u00e1 t\u1ea3i do sai l\u1ec7ch h\u00ecnh h\u1ecdc<\/td><td>L\u1ef1a ch\u1ecdn khu\u00f4n ph\u1ea3i ph\u00f9 h\u1ee3p c\u1ea3 v\u1edbi gi\u1edbi h\u1ea1n c\u00f4ng su\u1ea5t v\u00e0 y\u00eau c\u1ea7u b\u1ea3n v\u1ebd<\/td><\/tr><tr><td>B\u01b0\u1edbc 3<\/td><td>T\u00ednh to\u00e1n l\u01b0\u1ee3ng tr\u1eeb u\u1ed1n tr\u01b0\u1edbc khi c\u1eaft<\/td><td>X\u00e1c \u0111\u1ecbnh chi\u1ec1u d\u00e0i d\u1ea1ng ph\u1eb3ng t\u1eeb h\u00ecnh h\u1ecdc th\u1ef1c t\u1ebf<\/td><td>\u01af\u1edbc t\u00ednh b\u00e1n k\u00ednh trong t\u1eeb khu\u00f4n + v\u1eadt li\u1ec7u; t\u00ednh l\u01b0\u1ee3ng b\u00f9 u\u1ed1n theo b\u00e1n k\u00ednh, \u0111\u1ed9 d\u00e0y, g\u00f3c; suy ra l\u01b0\u1ee3ng tr\u1eeb u\u1ed1n; \u0111i\u1ec1u ch\u1ec9nh theo h\u00e0nh vi v\u1eadt li\u1ec7u v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i<\/td><td>\u0110\u1ed9 tr\u00f4i k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng nh\u1ea5t (t\u1ea5t c\u1ea3 chi ti\u1ebft d\u00e0i\/ng\u1eafn); ph\u1ebf li\u1ec7u v\u1eadt li\u1ec7u; che gi\u1ea5u l\u1ed7i t\u00ednh to\u00e1n b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc ch\u1eb7n sau<\/td><td>B\u1ea3n m\u1eabu ph\u1eb3ng ch\u00ednh x\u00e1c tr\u01b0\u1edbc khi c\u1eaft s\u1ea3n xu\u1ea5t<\/td><\/tr><tr><td>B\u01b0\u1edbc 4<\/td><td>Ch\u1ea1y th\u1eed nghi\u1ec7m u\u1ed1n c\u00f3 ki\u1ec3m so\u00e1t<\/td><td>X\u00e1c nh\u1eadn t\u00ednh to\u00e1n b\u1eb1ng m\u1ed9t ph\u00f4i s\u1ea3n xu\u1ea5t<\/td><td>\u0110o b\u00e1n k\u00ednh trong th\u1ef1c t\u1ebf, chi\u1ec1u d\u00e0i g\u1edd, g\u00f3c cu\u1ed1i; so s\u00e1nh k\u1ebft qu\u1ea3 \u0111o v\u1edbi l\u01b0\u1ee3ng tr\u1eeb u\u1ed1n l\u00fd thuy\u1ebft; \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 s\u1ed1 K n\u1ebfu c\u1ea7n<\/td><td>L\u1ed7i h\u00e0ng lo\u1ea1t; gi\u1ea3 \u0111\u1ecbnh sai h\u1ec7 s\u1ed1 K; ph\u1ebf ph\u1ea9m s\u1ea3n xu\u1ea5t<\/td><td>Thi\u1ebft l\u1eadp \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c minh: l\u1ef1c \u00e9p an to\u00e0n, b\u00e1n k\u00ednh ch\u00ednh x\u00e1c, h\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng d\u01b0\u1edbi t\u1ea3i<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u01b0\u1eddng ranh gi\u1edbi: N\u01a1i m\u00e1y t\u00ednh d\u1eebng l\u1ea1i v\u00e0 th\u1ef1c t\u1ebf b\u1eaft \u0111\u1ea7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u0111\u00e3 th\u1ef1c hi\u1ec7n th\u1eed u\u1ed1n. B\u1ea1n \u0111\u00e3 \u0111o. B\u1ea1n \u0111\u00e3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0\u1ee3ng tr\u1eeb u\u1ed1n cho \u0111\u1ebfn khi chi\u1ec1u d\u00e0i g\u1edd \u0111\u1ea1t \u0111\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd \u0111\u00e2y m\u1ed9t l\u00f4 th\u00e9p m\u1edbi \u0111\u1ebfn t\u1eeb m\u1ed9t s\u1ed1 nhi\u1ec7t luy\u1ec7n kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd ch\u1ea1y l\u1ea1i to\u00e0n b\u1ed9 \u2014 hay tin v\u00e0o nh\u1eefng con s\u1ed1 c\u1ee7a ng\u00e0y h\u00f4m qua?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 \u0111i\u1ec1u b\u1ea1n c\u1ea7n kh\u1eafc s\u00e2u trong \u0111\u1ea7u: m\u00e1y t\u00ednh v\u00e0 l\u1ea7n hi\u1ec7u chu\u1ea9n \u0111\u1ea7u ti\u00ean ch\u1ec9 ch\u1ee9ng minh t\u1ea5m th\u00e9p c\u1ee5 th\u1ec3 \u0111\u00f3 l\u00e0m g\u00ec d\u01b0\u1edbi t\u1ea3i c\u1ee5 th\u1ec3 \u0111\u00f3. Ch\u00fang kh\u00f4ng ch\u1ee9ng minh \u0111\u01b0\u1ee3c l\u00f4 ti\u1ebfp theo s\u1ebd nh\u01b0 v\u1eady. Th\u00e9p kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t t\u1ec7p PDF. N\u00f3 l\u00e0 m\u1ed9t c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ed5 n\u00f3ng v\u00e0 l\u00e0m ngu\u1ed9i v\u1edbi t\u1ed1c \u0111\u1ed9 b\u1ea1n kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh l\u00e0 lan can b\u1ea3o v\u1ec7. Hi\u1ec7u chu\u1ea9n l\u00e0 tay l\u00e1i. Nh\u01b0ng con \u0111\u01b0\u1eddng v\u1eabn cong.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 nh\u1eefng kh\u00fac cong ch\u1eb3ng quan t\u00e2m m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n \u0111\u00e3 in ra con s\u1ed1 g\u00ec.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 b\u1eadt l\u00f2 xo: S\u1ef1 hi\u1ec7u ch\u1ec9nh v\u00f4 h\u00ecnh m\u00e0 m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 b\u1eadt l\u00f2 xo ch\u1ec9 l\u00e0 s\u1ef1 h\u1ed3i ph\u1ee5c \u0111\u00e0n h\u1ed3i. B\u1ea1n \u00e9p ch\u00e0y xu\u1ed1ng, v\u1eadt li\u1ec7u ch\u1ecbu ch\u1ea3y v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y, r\u1ed3i khi th\u1ea3 \u00e1p l\u1ef1c, ph\u1ea7n bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i b\u1eadt tr\u1edf l\u1ea1i v\u00e0 m\u1edf g\u00f3c ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nghe c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n v\u1ec1 l\u00fd thuy\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng l\u01b0\u1ee3ng b\u1eadt l\u1ea1i ph\u1ee5 thu\u1ed9c v\u00e0o gi\u1edbi h\u1ea1n ch\u1ea3y th\u1ef1c t\u1ebf c\u1ee7a t\u1ea5m kim lo\u1ea1i \u0111\u00f3 \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i n\u00fat \u201cth\u00e9p m\u1ec1m\u201d m\u00e0 b\u1ea1n v\u1eeba b\u1ea5m. N\u1ebfu m\u1ed9t l\u00f4 c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y 42 ksi v\u00e0 l\u00f4 sau l\u00e0 50 ksi, th\u00ec l\u00f4 m\u1ea1nh h\u01a1n s\u1ebd b\u1eadt l\u1ea1i nhi\u1ec1u h\u01a1n. C\u00f9ng khu\u00f4n. C\u00f9ng ch\u00e0y. C\u00f9ng \u0111\u1ed9 s\u00e2u l\u1eadp tr\u00ecnh. G\u00f3c kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 b\u00e1n k\u00ednh b\u00ean trong hi\u1ec7u qu\u1ea3 kh\u00e1c nhau. V\u00e0 \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 chi\u1ec1u d\u00e0i u\u1ed1n c\u1ee7a b\u1ea1n s\u1ebd thay \u0111\u1ed5i d\u00f9 b\u1ea1n kh\u00f4ng h\u1ec1 \u0111\u1ed9ng \u0111\u1ebfn thi\u1ebft l\u1eadp.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng b\u00e1n k\u00ednh b\u00ean trong l\u1ea1i kh\u00f4ng \u0111\u00fang nh\u01b0 b\u1ea3n v\u1ebd c\u1ee7a b\u1ea1n gi\u1ea3 \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111i\u1ec1u \u0111\u00f3 c\u00f3 \u00fd ngh\u0129a v\u1eadt l\u00fd nh\u01b0 th\u1ebf n\u00e0o. B\u1ea1n ra l\u1ec7nh cho \u0111\u1ea7u m\u00e1y d\u1eadp d\u1eebng \u1edf m\u1ed9t \u0111\u1ed9 s\u00e2u nh\u1ea5t \u0111\u1ecbnh \u2014 \u0111\u00f3 l\u00e0 bi\u1ebfn s\u1ed1 c\u1ee7a b\u1ea1n trong th\u1ebf gi\u1edbi th\u1ef1c. \u0110\u1ed9 s\u00e2u b\u1eb1ng v\u1edbi m\u1ee9c \u0111\u1ed9 x\u00e2m nh\u1eadp v\u00e0o khu\u00f4n h\u00ecnh V. M\u1ee9c x\u00e2m nh\u1eadp quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 ch\u1eb7t c\u1ee7a ph\u1ea7n v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c qu\u1ea5n. N\u1ebfu v\u1eadt li\u1ec7u \u201cch\u1ed1ng\u201d m\u1ea1nh h\u01a1n, n\u00f3 s\u1ebd gi\u00e3n ra nhi\u1ec1u h\u01a1n khi b\u1ea1n th\u1ea3 l\u1ef1c. Tr\u1ee5c trung h\u00f2a \u2014 l\u1edbp t\u01b0\u1edfng t\u01b0\u1ee3ng kh\u00f4ng gi\u00e3n c\u0169ng kh\u00f4ng n\u00e9n \u2014 s\u1ebd di chuy\u1ec3n kh\u00e1c \u0111i xuy\u00ean qua \u0111\u1ed9 d\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng thay \u0111\u1ed5i c\u00f4ng th\u1ee9c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00ednh kim lo\u1ea1i \u0111\u00e3 thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u1ea3nh b\u00e1o t\u1eeb th\u00f9ng ph\u1ebf li\u1ec7u:<\/strong> \u0110\u1ed9 tr\u00f4i c\u1ee7a b\u1eadt l\u00f2 xo xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng g\u00f3c \u0111o \u0111\u01b0\u1ee3c 89 \u0111\u1ed9 tu\u1ea7n n\u00e0y v\u00e0 87,5 \u0111\u1ed9 tu\u1ea7n sau d\u00f9 c\u00f9ng m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh b\u1eaft \u0111\u1ea7u t\u0103ng \u0111\u1ed9 s\u00e2u c\u1ee7a \u0111\u1ea7u m\u00e1y th\u00eam .010 ch\u1ed7 n\u00e0y, .015 ch\u1ed7 kia \u0111\u1ec3 \u0111u\u1ed5i theo g\u00f3c. Gi\u1edd th\u00ec h\u1ec7 s\u1ed1 tr\u1eeb u\u1ed1n c\u1ee7a b\u1ea1n l\u1ec7ch, v\u00e0 chi\u1ec1u d\u00e0i c\u00e1c m\u00e9p g\u1ea5p d\u00e0i ho\u1eb7c ng\u1eafn th\u00eam kho\u1ea3ng .030 tr\u00ean m\u1ed9t h\u1ed9p c\u00f3 4 m\u00e9p g\u1ea5p. H\u00f4m qua v\u1eeba kh\u1edbp v\u1edbi \u0111\u1ed3 g\u00e1. H\u00f4m nay l\u1ea1i l\u1eafc l\u01b0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady chuy\u1ec7n g\u00ec x\u1ea3y ra khi s\u1ef1 bi\u1ebfn \u0111\u1ed5i kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ed9 b\u1ec1n \u2014 m\u00e0 c\u00f2n l\u00e0 c\u1ea5u tr\u00fac?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khi h\u01b0\u1edbng h\u1ea1t v\u1eadt li\u1ec7u v\u00e0 \u0111\u1ed9 kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t gi\u1eefa c\u00e1c l\u00f4 th\u00e9p l\u00e0m h\u1ecfng m\u00f4 h\u00ecnh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea5m th\u00e9p \u0111\u01b0\u1ee3c c\u00e1n \u1edf nh\u00e0 m\u00e1y s\u1ebd khi\u1ebfn h\u1ea1t c\u1ee7a n\u00f3 b\u1ecb k\u00e9o gi\u00e3n nh\u01b0 k\u00e9o k\u1eb9o d\u1ebbo. U\u1ed1n song song v\u1edbi h\u01b0\u1edbng h\u1ea1t th\u00ec n\u00f3 c\u1ee9ng h\u01a1n. U\u1ed1n vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng \u0111\u00f3 th\u00ec n\u00f3 d\u1ec5 ch\u1ea3y h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f9ng \u0111\u1ed9 d\u00e0y. C\u00f9ng h\u1ee3p kim. Ph\u1ea3n \u1ee9ng kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh thu g\u1ecdn t\u1ea5t c\u1ea3 \u0111i\u1ec1u \u0111\u00f3 th\u00e0nh m\u1ed9t \u00f4 nh\u1eadp duy nh\u1ea5t: \u201cV\u1eadt li\u1ec7u = A36\u201d ho\u1eb7c \u201cV\u1eadt li\u1ec7u = th\u00e9p kh\u00f4ng g\u1ec9 304.\u201d \u0110\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t lo\u1ea1i. Th\u1ef1c t\u1ebf l\u00e0 kh\u00e1c nhau t\u1eebng l\u00f4, t\u1eebng cu\u1ed9n, th\u1eadm ch\u00ed t\u1eebng t\u1ea5m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 th\u1ea5y hai \u0111\u1ee3t th\u00e9p t\u1ea5m d\u00e0y 10 gauge c\u00e1n n\u00f3ng \u2014 c\u00f9ng nh\u00e0 cung c\u1ea5p, c\u00f9ng ti\u00eau chu\u1ea9n \u2014 kh\u00e1c nhau \u0111\u1ee7 \u0111\u1ec3 m\u1ed9t \u0111\u1ee3t c\u1ea7n t\u0103ng th\u00eam .020 \u0111\u1ed9 s\u00e2u ch\u00e0y \u0111\u1ec3 \u0111\u1ea1t 90 \u0111\u1ed9 trong c\u00f9ng khu\u00f4n h\u00ecnh V 1,5 inch. Kho\u1ea3ng .020 \u0111\u00f3 kh\u00f4ng ch\u1ec9 gi\u00fap \u0111\u1ea1t g\u00f3c. N\u00f3 thay \u0111\u1ed5i \u0111\u1ed9 qu\u1ea5n. N\u00f3 l\u00e0m x\u00ea d\u1ecbch b\u00e1n k\u00ednh b\u00ean trong. N\u00f3 l\u00e0m l\u1ec7ch chi\u1ec1u d\u00e0i u\u1ed1n v\u00e0i ph\u1ea7n ngh\u00ecn cho m\u1ed7i l\u1ea7n u\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean m\u1ed9t gi\u00e1 \u0111\u1ee1 \u0111\u01a1n, ch\u1eb3ng ai b\u1eadn t\u00e2m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean m\u1ed9t v\u1ecf m\u00e1y c\u00f3 12 g\u00f3c u\u1ed1n, b\u1ea1n v\u1eeba ch\u1ea5t ch\u1ed3ng sai s\u1ed1 l\u00ean m\u01b0\u1eddi hai l\u1ea7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i, m\u1ed9t c\u1eadu th\u1ee3 tr\u1ebb ch\u1ea1y m\u1ed9t d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 11 gauge d\u00e0i 10 foot \u2014 h\u1ebft h\u01a1n $312 v\u1eadt li\u1ec7u \u2014 qua m\u1ed9t thi\u1ebft l\u1eadp t\u01b0\u1edfng ch\u1eebng \u201can to\u00e0n\u201d. L\u1ef1c \u00e9p th\u00ec \u1ed5n. M\u00e1y v\u1eabn ch\u1ea1y \u00eam. Nh\u01b0ng l\u00f4 m\u1edbi c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y cao h\u01a1n, \u0111\u1ed9 b\u1eadt l\u00f2 xo m\u1edf g\u00f3c ra m\u1ed9t ch\u00fat, v\u00e0 m\u1ed7i m\u00e9p g\u1ea5p h\u1ed3i l\u1ea1i d\u00e0i th\u00eam v\u1eeba \u0111\u1ee7 \u0111\u1ec3 b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p cu\u1ed1i c\u00f9ng r\u1ed9ng h\u01a1n .080. H\u1ecd \u00e9p n\u00f3 v\u00e0o \u0111\u1ed3 g\u00e1 h\u00e0n. Sau khi ngu\u1ed9i, n\u00f3 cong nh\u01b0 qu\u1ea3 chu\u1ed1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ecd \u0111\u1ed5 l\u1ed7i cho th\u1ee3 h\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng h\u1ea1t ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn l\u1eddi \u0111\u1ed5 l\u1ed7i \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 b\u1ea3n d\u1ecbch t\u1ea1i x\u01b0\u1edfng: h\u01b0\u1edbng c\u1ee7a v\u00e2n l\u00e0 s\u1ef1 \u0111\u1ecbnh h\u01b0\u1edbng v\u1eadt l\u00fd c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u1edf m\u00e9p t\u1ea5m. S\u1ef1 thay \u0111\u1ed5i gi\u1eefa c\u00e1c l\u00f4 l\u00e0 \u0111\u01b0\u1eddng cong \u1ee9ng su\u1ea5t-bi\u1ebfn d\u1ea1ng kh\u00e1c nhau \u1ea9n b\u00ean trong nh\u1eefng t\u1ea5m v\u1eadt li\u1ec7u tr\u00f4ng c\u00f3 v\u1ebb gi\u1ed1ng h\u1ec7t nhau. Kh\u00f4ng bi\u1ebfn s\u1ed1 n\u00e0o t\u1ed3n t\u1ea1i trong m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n tr\u1eeb khi b\u1ea1n \u0111o l\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 n\u1ebfu v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 l\u1ec7ch, v\u1eady c\u00f2n c\u00e1c d\u1ee5ng c\u1ee5 th\u1ef1c hi\u1ec7n vi\u1ec7c u\u1ed1n th\u00ec sao?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f2n d\u1ee5ng c\u1ee5 v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u00f5ng m\u00e1y: Nh\u1eefng bi\u1ebfn s\u1ed1 m\u00e0 kh\u00f4ng c\u00f4ng th\u1ee9c n\u00e0o bi\u1ebft t\u1edbi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vai c\u1ee7a khu\u00f4n V c\u1ee7a b\u1ea1n kh\u00f4ng b\u1ea5t t\u1eed. M\u1ed7i l\u1ea7n u\u1ed1n l\u00e0 \u00e1p l\u1ef1c t\u1eadp trung d\u1ecdc theo hai \u0111\u01b0\u1eddng ti\u1ebfp x\u00fac. Theo th\u1eddi gian, nh\u1eefng vai n\u00e0y b\u1ecb bi\u1ebfn d\u1ea1ng nh\u1eb9 \u2014 s\u1ef1 bi\u1ebfn d\u1ea1ng vi m\u00f4 khi\u1ebfn ph\u1ea7n m\u1edf hi\u1ec7u d\u1ee5ng h\u01a1i r\u1ed9ng h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ec7ng m\u1edf r\u1ed9ng h\u01a1n \u0111\u1ed3ng ngh\u0129a v\u1edbi b\u00e1n k\u00ednh b\u00ean trong l\u1edbn h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e1n k\u00ednh l\u1edbn h\u01a1n \u0111\u1ed3ng ngh\u0129a v\u1edbi l\u01b0\u1ee3ng b\u00f9 u\u1ed1n nh\u1ecf h\u01a1n tr\u00ean m\u1ed7i \u0111\u1ed9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd kh\u00f4ng nh\u1eadn ra \u0111i\u1ec1u \u0111\u00f3 v\u00e0o ng\u00e0y \u0111\u1ea7u ti\u00ean. B\u1ea1n ch\u1ec9 th\u1ea5y khi c\u00e1c chi ti\u1ebft b\u1eaft \u0111\u1ea7u l\u1ec7ch ng\u1eafn kho\u1ea3ng .015 tr\u00ean m\u00e9p g\u1eadp v\u00e0 kh\u00f4ng ai thay \u0111\u1ed5i ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd th\u00eam hi\u1ec7n t\u01b0\u1ee3ng v\u00f5ng \u2014 ph\u1ea7n u\u1ed1n cong l\u00ean c\u1ed1 \u00fd c\u1ee7a gi\u01b0\u1eddng m\u00e1y \u0111\u1ec3 b\u00f9 s\u1ef1 bi\u1ebfn d\u1ea1ng d\u01b0\u1edbi t\u1ea3i. N\u1ebfu v\u00f5ng b\u1ecb c\u00e0i \u0111\u1eb7t sai, ph\u1ea7n gi\u1eefa c\u1ee7a \u0111o\u1ea1n u\u1ed1n d\u00e0i s\u1ebd ch\u1ecbu \u0111\u1ed9 xuy\u00ean kh\u00e1c so v\u1edbi hai \u0111\u1ea7u. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00fd thuy\u1ebft, m\u00e0 l\u00e0 \u0111\u1ed9 s\u00e2u ch\u00e0y thay \u0111\u1ed5i th\u1ef1c t\u1ebf d\u1ecdc theo chi\u1ec1u d\u00e0i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 xuy\u00ean kh\u00e1c nhau \u0111\u1ed3ng ngh\u0129a v\u1edbi g\u00f3c kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">G\u00f3c kh\u00e1c nhau tr\u00ean c\u00f9ng m\u1ed9t chi ti\u1ebft \u0111\u1ed3ng ngh\u0129a v\u1edbi xo\u1eafn, cong l\u00f5m, kh\u00f3 l\u1eafp r\u00e1p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng m\u00e1y t\u00ednh n\u00e0o bi\u1ebft khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u00e3 m\u00f2n \u0111\u1ebfn m\u1ee9c n\u00e0o. Kh\u00f4ng c\u00f4ng th\u1ee9c n\u00e0o bi\u1ebft li\u1ec7u gi\u01b0\u1eddng m\u00e1y c\u00f3 \u0111\u01b0\u1ee3c v\u00f5ng ch\u00ednh x\u00e1c cho t\u1ea3i tr\u1ecdng theo t\u1ea5n m\u1ed7i foot h\u00f4m nay hay kh\u00f4ng. \u201cM\u00e1y t\u00ednh n\u00f3i 74 t\u1ea5n\u201d kh\u00f4ng n\u00f3i l\u00ean g\u00ec v\u1ec1 vi\u1ec7c l\u1ef1c \u0111\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u tr\u00ean 8 foot hay t\u1eadp trung n\u1eb7ng h\u01a1n \u1edf gi\u1eefa do bi\u1ebfn d\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao \u0111\u00e2y l\u00e0 \u0111\u01b0\u1eddng ranh gi\u1edbi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t b\u00ean: c\u00f4ng th\u1ee9c, ph\u00e2n lo\u1ea1i, \u01b0\u1edbc t\u00ednh. B\u00ean kia: g\u00f3c \u0111o, b\u00e1n k\u00ednh \u0111o, m\u00e9p g\u1eadp \u0111o \u2014 v\u00e0 th\u00f3i quen ki\u1ec3m tra l\u1ea1i ch\u00fang khi v\u1eadt li\u1ec7u, d\u1ee5ng c\u1ee5 ho\u1eb7c chi\u1ec1u d\u00e0i thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed9ng b\u1eb1ng c\u00e1ch tin v\u00e0o ph\u1ea7n m\u1ec1m t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n ki\u1ec3m so\u00e1t n\u00f3 b\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng v\u00f2ng ph\u1ea3n h\u1ed3i \u0111\u1ee7 ch\u1eb7t \u0111\u1ec3 kim lo\u1ea1i kh\u00f4ng bao gi\u1edd khi\u1ebfn b\u1ea1n b\u1ea5t ng\u1edd l\u1ea7n th\u1ee9 hai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 Chuy\u1ec3n D\u1ecbch: T\u1eeb \u201cNg\u01b0\u1eddi D\u00f9ng M\u00e1y T\u00ednh\u201d th\u00e0nh \u201cCh\u1ee7 Quy Tr\u00ecnh\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u0111\u00e3 x\u00e1c minh thi\u1ebft l\u1eadp. L\u1ea7n u\u1ed1n th\u1eed \u0111\u1ea1t t\u1ed1t. G\u00f3c \u0111\u1ea1t 90 \u0111\u1ed9. M\u00e9p g\u1eadp \u0111o ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u1ed3i l\u00f4 v\u1eadt li\u1ec7u ti\u1ebfp theo xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f9ng th\u00f4ng s\u1ed1 tr\u00ean tem. C\u00f9ng \u0111\u1ed9 d\u00e0y tr\u00ean panme. Nh\u01b0ng g\u00f3c b\u1eaft \u0111\u1ea7u m\u1edf th\u00eam n\u1eeda \u0111\u1ed9, v\u00e0 m\u00e9p g\u1eadp th\u1ee9 hai l\u1ec7ch d\u00e0i th\u00eam .020. Gi\u1edd b\u1ea1n \u0111ang nh\u00ecn v\u00e0o m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh \u201c\u0111\u00fang\u201d \u0111ang t\u1eeb t\u1eeb bi\u1ebfn ph\u00f4i \u0111\u1ea1t chu\u1ea9n th\u00e0nh ph\u1ebf ph\u1ea9m ph\u1ea3i l\u00e0m l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n ki\u1ec3m so\u00e1t s\u1ef1 thay \u0111\u1ed5i gi\u1eefa c\u00e1c l\u00f4 khi l\u00fd thuy\u1ebft \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n h\u00e3y ng\u1eebng h\u00e0nh x\u1eed nh\u01b0 ng\u01b0\u1eddi ch\u1ec9 nh\u1eadp con s\u1ed1 v\u00e0 b\u1eaft \u0111\u1ea7u h\u00e0nh x\u1eed nh\u01b0 ng\u01b0\u1eddi th\u1ef1c s\u1ef1 s\u1edf h\u1eefu h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u00e1y t\u00ednh h\u1ecfi: \u201cT\u1ea5n l\u1ef1c l\u00e0 bao nhi\u00eau?\u201d Ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m quy tr\u00ecnh h\u1ecfi: \u201cH\u1ec7 th\u1ed1ng \u0111\u00e3 thay \u0111\u1ed5i g\u00ec?\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1c, d\u1ee5ng c\u1ee5, h\u01b0\u1edbng th\u1edb, gi\u1edbi h\u1ea1n ch\u1ea3y th\u1ef1c t\u1ebf, \u0111\u1ed9 v\u00f5ng b\u00e0n \u00e9p, th\u1eadm ch\u00ed v\u1ecb tr\u00ed b\u1ea1n \u0111\u1eb7t t\u1ea3i d\u1ecdc khung \u2014 ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng ch\u1ee7 \u0111\u1ec1 ri\u00eang l\u1ebb. \u0110\u00f3 l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n c\u01a1 h\u1ecdc th\u1ed1ng nh\u1ea5t x\u1ea3y ra d\u01b0\u1edbi \u00e1p su\u1ea5t 60, 100, th\u1eadm ch\u00ed 200 t\u1ea5n. Khi m\u1ed9t bi\u1ebfn s\u1ed1 l\u1ec7ch, h\u00ecnh h\u1ecdc c\u0169ng l\u1ec7ch. N\u1ebfu b\u1ea1n kh\u00f4ng c\u00f3 c\u00e1ch \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 l\u1ec7ch \u0111\u00f3, th\u00ec m\u00e1y t\u00ednh ch\u1ec9 mang l\u1ea1i c\u1ea3m gi\u00e1c an to\u00e0n gi\u1ea3 t\u1ea1o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n kh\u00f3 nh\u1eadn th\u1ea5y? \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1. C\u00e1c m\u00e1y \u00e9p hi\u1ec7n \u0111\u1ea1i gi\u1eef g\u00f3c trong kho\u1ea3ng sai s\u1ed1 n\u1eeda \u0111\u1ed9 khi m\u1ecdi th\u1ee9 kh\u00e1c \u1ed5n \u0111\u1ecbnh. \u0110\u1ed9 l\u1eb7p l\u1ea1i v\u1ecb tr\u00ed c\u00f2n ch\u00ednh x\u00e1c h\u01a1n kh\u1ea3 n\u0103ng \u0111o c\u1ee7a \u0111a s\u1ed1 ng\u01b0\u1eddi v\u1eadn h\u00e0nh. S\u1ef1 b\u1ea5t \u1ed5n n\u1eb1m trong h\u1ec7 sinh th\u00e1i v\u1eadt li\u1ec7u v\u00e0 d\u1ee5ng c\u1ee5 quanh thanh tr\u01b0\u1ee3t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quy\u1ec1n s\u1edf h\u1eefu b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Coi m\u00e1y t\u00ednh t\u00ednh to\u00e1n cho m\u00e1y \u00e9p t\u1ea5m kim lo\u1ea1i nh\u01b0 lan can b\u1ea3o v\u1ec7, kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 \u0111\u1ea3m b\u1ea3o.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n nh\u1eadp c\u00e1c con s\u1ed1 v\u00e0o m\u00e1y t\u00ednh, b\u1ea1n ch\u1ec9 \u0111ang l\u00e0m m\u1ed9t vi\u1ec7c: ki\u1ec3m tra xem chi\u1ebfc xe t\u1ea3i c\u00f3 qu\u00e1 n\u1eb7ng so v\u1edbi c\u00e2y c\u1ea7u hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ec9 v\u1eady th\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cM\u00e1y t\u00ednh b\u00e1o 74 t\u1ea5n.\u201d T\u1ed1t. M\u00e1y s\u1ebd kh\u00f4ng qu\u00e1 t\u1ea3i. Nh\u01b0ng con s\u1ed1 \u0111\u00f3 kh\u00f4ng n\u00f3i g\u00ec v\u1ec1 vi\u1ec7c b\u1ea1n \u0111ang ph\u00e2n b\u1ed5 74 t\u1ea5n \u0111\u00f3 tr\u00ean 4 feet hay 10, b\u1ea1n c\u00f3 n\u1eb1m trong chi\u1ec1u r\u1ed9ng khung 60% hay kh\u00f4ng, ho\u1eb7c nh\u00e0 s\u1ea3n xu\u1ea5t khu\u00f4n c\u00f3 \u0111\u00e1nh gi\u00e1 d\u1ee5ng c\u1ee5 \u0111\u00f3 theo \u0111\u01a1n v\u1ecb t\u1ea5n ng\u1eafn tr\u00ean m\u1ed7i foot \u1edf g\u00f3c 30 \u0111\u1ed9 thay v\u00ec 90 hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 th\u1ea5y hai khu\u00f4n c\u00f9ng \u0111\u00f3ng d\u1ea5u \u201c80 t\u1ea5n\/ft\u201d nh\u01b0ng l\u1ea1i c\u00f3 \u00fd ngh\u0129a ho\u00e0n to\u00e0n kh\u00e1c nhau v\u00ec c\u00e1c nh\u00e0 cung c\u1ea5p d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 kh\u00e1c nhau. M\u1ed9t nh\u00e0 gi\u1ea3 \u0111\u1ecbnh u\u1ed1n n\u00f4ng. Nh\u00e0 kia gi\u1ea3 \u0111\u1ecbnh \u00e9p ch\u1ea1m \u0111\u00e1y. C\u00f9ng d\u1ea5u hi\u1ec7u. Th\u1ef1c t\u1ebf kh\u00e1c h\u1eb3n. N\u1ebfu b\u1ea1n kh\u00f4ng gi\u1ea3i m\u00e3 \u0111i\u1ec1u \u0111\u00f3 tr\u01b0\u1edbc khi m\u1edf m\u00e1y t\u00ednh, b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng ph\u00e9p to\u00e1n tr\u00ean n\u1ec1n c\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u1ed3i c\u00f2n s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i \u00e2m th\u1ea7m m\u00e0 ch\u1eb3ng ai n\u00f3i \u0111\u1ebfn: m\u1edf mi\u1ec7ng khu\u00f4n V \u0111\u1ec3 gi\u1ea3m t\u1ea5n l\u1ef1c, \u0111\u00fang l\u00e0 l\u1ef1c gi\u1ea3m \u2014 nh\u01b0ng b\u00e1n k\u00ednh trong t\u0103ng. B\u00e1n k\u00ednh l\u1edbn h\u01a1n l\u00e0m d\u1ecbch chuy\u1ec3n tr\u1ee5c trung h\u00f2a. Tr\u1ee5c trung h\u00f2a d\u1ecbch chuy\u1ec3n th\u00ec \u0111\u1ed9 kh\u1ea5u tr\u1eeb khi u\u1ed1n thay \u0111\u1ed5i. M\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n v\u1eeba b\u1ecb l\u1ec7ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ho\u1ea1t \u0111\u1ed9ng an to\u00e0n h\u01a1n. Chi ti\u1ebft sai k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do m\u00e1y t\u00ednh l\u00e0 lan can b\u1ea3o v\u1ec7. N\u00f3 gi\u00fap b\u1ea1n tr\u00e1nh qu\u00e1 t\u1ea3i nghi\u00eam tr\u1ecdng. Nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 t\u1ef1 \u0111i\u1ec1u khi\u1ec3n chi\u1ebfc xe \u0111\u1ea7y $1,200 t\u1ea5m inox \u0111\u1ebfn b\u1ebfn m\u1ed9t c\u00e1ch nguy\u00ean v\u1eb9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf li\u1ec7u: L\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n khi chi ti\u1ebft \u0111\u1ea1t g\u00f3c \u0111\u00fang nh\u01b0ng chi\u1ec1u d\u00e0i m\u00e9p l\u1ec7ch .030 \u0111\u1ebfn .060 sau khi \u0111\u1ed5i khu\u00f4n \u201ccho an to\u00e0n\u201d. Nh\u1eadt k\u00fd m\u00e1y tr\u00f4ng ho\u00e0n h\u1ea3o. Chi ti\u1ebft kh\u00f4ng v\u1eeba v\u00e0o \u0111\u1ed3 g\u00e1 h\u00e0n. B\u1ea1n b\u1eaft \u0111\u1ea7u \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a tia laser. Th\u1ee7 ph\u1ea1m th\u1ef1c s\u1ef1 l\u00e0 h\u00ecnh h\u1ecdc b\u1ecb l\u1ec7ch m\u00e0 b\u1ea1n ch\u01b0a t\u00ednh to\u00e1n l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady n\u1ebfu m\u00e1y t\u00ednh ch\u1ec9 b\u1ea3o v\u1ec7 m\u00e9p v\u1ef1c, l\u00e0m sao b\u1ea1n th\u1eadt s\u1ef1 \u0111i\u1ec1u khi\u1ec3n?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">X\u00e2y d\u1ef1ng v\u00f2ng ph\u1ea3n h\u1ed3i gi\u1eefa th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng v\u1edbi c\u00e1c \u01b0\u1edbc t\u00ednh cho l\u1ea7n gia c\u00f4ng sau.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c s\u1ef1 bi\u1ebfn thi\u00ean b\u1eb1ng c\u00e1ch ch\u1ea5p nh\u1eadn r\u1eb1ng n\u00f3 s\u1ebd x\u1ea3y ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00f4 th\u00e9p m\u1edbi? B\u1ea1n kh\u00f4ng tin v\u00e0o kh\u1ea5u tr\u1eeb u\u1ed1n c\u1ee7a l\u1ea7n ch\u1ea1y tr\u01b0\u1edbc. B\u1ea1n c\u1eaft m\u1ed9t m\u1eabu th\u1eed t\u1eeb ch\u00ednh l\u00f4 n\u00e0y, theo h\u01b0\u1edbng th\u1edb n\u00e0y, d\u00f9ng khu\u00f4n n\u00e0y, v\u1edbi chi\u1ec1u d\u00e0i n\u00e0y. B\u1ea1n \u0111o ba th\u1ee9: g\u00f3c sau \u0111\u00e0n h\u1ed3i, b\u00e1n k\u00ednh trong (n\u1ebfu \u0111o \u0111\u01b0\u1ee3c), v\u00e0 chi\u1ec1u d\u00e0i m\u00e9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd h\u00e3y chuy\u1ec3n k\u1ebft qu\u1ea3 \u0111\u00f3 v\u1ec1 d\u1ea1ng to\u00e1n h\u1ecdc. N\u1ebfu m\u00e9p d\u00e0i h\u01a1n .018, ngh\u0129a l\u00e0 kh\u1ea5u tr\u1eeb u\u1ed1n c\u1ee7a b\u1ea1n th\u1ea5p h\u01a1n th\u1ef1c t\u1ebf .018. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00fd thuy\u1ebft \u2014 \u0111\u00f3 l\u00e0 kim lo\u1ea1i ch\u1ec9 cho b\u1ea1n bi\u1ebft tr\u1ee5c trung h\u00f2a th\u1ef1c s\u1ef1 n\u1eb1m \u1edf \u0111\u00e2u khi ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thay \u0111\u1ed5i con s\u1ed1 trong b\u1ea3ng m\u1eabu ph\u1eb3ng cho c\u00f4ng vi\u1ec7c n\u00e0y, v\u1eadt li\u1ec7u n\u00e0y, d\u1ee5ng c\u1ee5 n\u00e0y. G\u1eafn nh\u00e3n theo s\u1ed1 l\u00f4 nung ho\u1eb7c nh\u00e0 cung c\u1ea5p n\u1ebfu c\u00f3 th\u1ec3. Gi\u1edd th\u00ec chi ti\u1ebft ti\u1ebfp theo ph\u1ea3n \u00e1nh th\u1ef1c t\u1ebf, kh\u00f4ng ph\u1ea3i k\u1ef3 v\u1ecdng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 v\u00f2ng ph\u1ea3n h\u1ed3i: \u01af\u1edbc t\u00ednh \u2192 U\u1ed1n th\u1eed \u2192 \u0110o l\u01b0\u1eddng \u2192 \u0110i\u1ec1u ch\u1ec9nh kh\u1ea5u tr\u1eeb u\u1ed1n \u2192 Kh\u00f3a ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 b\u1ea1n l\u1eb7p l\u1ea1i \u0111i\u1ec1u \u0111\u00f3 b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a bi\u1ebfn: chi\u1ec1u r\u1ed9ng khu\u00f4n, l\u00f4 v\u1eadt li\u1ec7u, chi\u1ec1u d\u00e0i u\u1ed1n \u0111\u1ea9y b\u1ea1n \u0111\u1ebfn g\u1ea7n gi\u1edbi h\u1ea1n khung m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i, m\u1ed9t c\u1eadu nh\u00e2n vi\u00ean \u0111\u00e3 ch\u1ea1y m\u1ed9t d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 11-gauge d\u00e0i 10 feet \u2014 v\u1eadt li\u1ec7u tr\u1ecb gi\u00e1 $312 \u2014 qua m\u1ed9t thi\u1ebft l\u1eadp \u201can to\u00e0n\u201d ho\u00e0n h\u1ea3o. L\u1ef1c \u00e9p \u1ed5n. M\u00e1y ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. \u0110i\u1ec1u c\u1eadu ta kh\u00f4ng l\u00e0m l\u00e0 ki\u1ec3m tra l\u1ea1i khi pallet m\u1edbi \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o. \u0110\u1ed9 ch\u1ea3y t\u0103ng l\u00ean. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i l\u00f2 xo c\u0169ng t\u0103ng. M\u00e9p g\u1eadp d\u00e0i ra. Khi ai \u0111\u00f3 ki\u1ec3m tra chi\u1ec1u r\u1ed9ng l\u1eafp r\u00e1p th\u00ec ba ph\u00f4i \u0111\u00e3 b\u1ecb u\u1ed1n sai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ed7i c\u1ee7a m\u00e1y t\u00ednh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 do thi\u1ebfu v\u00f2ng ph\u1ea3n h\u1ed3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3nh b\u00e1o th\u00f9ng ph\u1ebf li\u1ec7u: L\u1ed7i do bi\u1ebfn thi\u00ean l\u00f4 v\u1eadt li\u1ec7u xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed9 l\u1ec7ch g\u00f3c ch\u1eadm \u2014 90.0, r\u1ed3i 89.6, r\u1ed3i 89.2 \u2014 v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng \u0111\u1ed9 s\u00e2u c\u1ee7a \u0111\u1ea7u \u00e9p t\u1eebng .005 ho\u1eb7c .010 m\u00e0 kh\u00f4ng c\u1eadp nh\u1eadt tr\u1eeb u\u1ed1n. G\u00f3c \u0111\u01b0\u1ee3c ch\u1ec9nh l\u1ea1i. M\u1eabu ph\u1eb3ng th\u00ec kh\u00f4ng. C\u00e1c chi ti\u1ebft u\u1ed1n nhi\u1ec1u g\u00f3c b\u1eaft \u0111\u1ea7u t\u00edch t\u1ee5 sai s\u1ed1 cho \u0111\u1ebfn khi m\u00e9p cu\u1ed1i c\u00f9ng \u00e9p h\u1ed9p b\u1ecb m\u1edf ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edd b\u1ea1n \u0111ang \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 s\u00e2u \u0111\u1ec3 \u0111u\u1ed5i theo g\u00f3c u\u1ed1n. Nh\u01b0ng trong l\u00fac \u0111\u00f3, \u0111i\u1ec1u g\u00ec b\u1ea3o v\u1ec7 m\u00e1y?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1ea3m \u0111\u1ed3ng th\u1eddi nguy c\u01a1 qu\u00e1 t\u1ea3i m\u00e1y v\u00e0 ph\u1ebf li\u1ec7u v\u1eadt li\u1ec7u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 s\u1ef1 thay \u0111\u1ed5i trong t\u01b0 duy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u1eebng xem an to\u00e0n m\u00e1y v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c chi ti\u1ebft l\u00e0 hai m\u1ee5c ti\u00eau ri\u00eang bi\u1ec7t. Ch\u00fang l\u00e0 c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1 \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c nh\u00ecn t\u1eeb hai ph\u00eda kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1c tr\u00ean m\u1ed7i foot kh\u00f4ng ch\u1ec9 l\u00e0 con s\u1ed1 c\u00f4ng su\u1ea5t. N\u00f3 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u00e2n b\u1ed1 l\u1ef1c. N\u1ebfu b\u1ea1n ch\u1ea1y to\u00e0n b\u1ed9 l\u1ef1c \u00e9p tr\u00ean \u00edt h\u01a1n 60% c\u1ee7a kho\u1ea3ng c\u00e1ch khung b\u00ean, b\u1ea1n c\u00f3 nguy c\u01a1 l\u00e0m h\u1ecfng khung m\u00e1y b\u1ea5t k\u1ec3 k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n th\u1ebf n\u00e0o. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc c\u1ee7a ch\u00ednh m\u00e1y. V\u00ec v\u1eady, chi\u1ec1u d\u00e0i chi ti\u1ebft v\u00e0 v\u1ecb tr\u00ed u\u1ed1n tr\u1edf th\u00e0nh c\u00e1c bi\u1ebfn c\u1ea5u tr\u00fac, kh\u00f4ng ch\u1ec9 l\u00e0 c\u00e1c chi ti\u1ebft b\u1ed1 tr\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi m\u1ed9t l\u00f4 m\u1edbi c\u1ea7n \u00e9p s\u00e2u h\u01a1n \u0111\u1ec3 \u0111\u1ea1t g\u00f3c, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 l\u1ef1c t\u1ea1o h\u00ecnh cao h\u01a1n \u1edf cu\u1ed1i h\u00e0nh tr\u00ecnh. \u00c9p s\u00e2u h\u01a1n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi qu\u1ea5n ch\u1eb7t h\u01a1n. Qu\u1ea5n ch\u1eb7t h\u01a1n l\u00e0m d\u1ecbch chuy\u1ec3n b\u00e1n k\u00ednh. D\u1ecbch chuy\u1ec3n b\u00e1n k\u00ednh l\u00e0m thay \u0111\u1ed5i tr\u1eeb u\u1ed1n. V\u00e0 t\u0103ng l\u1ef1c tr\u00ean m\u1ed7i foot c\u00f3 th\u1ec3 \u0111\u1ea9y b\u1ea1n \u0111\u1ebfn g\u1ea7n gi\u1edbi h\u1ea1n d\u1ee5ng c\u1ee5 ho\u1eb7c khung m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111i\u1ec1u ch\u1ec9nh k\u00e9o theo t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec1u ch\u1ec9nh kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m quy tr\u00ecnh kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n ch\u1ec9nh s\u00e2u h\u01a1n. Anh ta ph\u1ea3i h\u1ecfi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1ef1c \u00e9p hi\u1ec7n t\u1ea1i c\u1ee7a t\u00f4i tr\u00ean m\u1ed7i foot d\u1ecdc theo chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>N\u1ebfu t\u00f4i t\u0103ng \u0111\u1ed9 \u00e9p s\u00e2u th\u00eam .015, l\u1ef1c s\u1ebd t\u0103ng bao nhi\u00eau?<\/li>\n\n\n\n<li>T\u00f4i v\u1eabn c\u00f2n n\u1eb1m trong gi\u1edbi h\u1ea1n x\u1ebfp h\u1ea1ng c\u1ee7a d\u1ee5ng c\u1ee5 ch\u1ee9 \u2014 v\u00e0 \u0111ang d\u00f9ng c\u00f9ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1?<\/li>\n\n\n\n<li>B\u00e1n k\u00ednh m\u1edbi c\u00f3 y\u00eau c\u1ea7u c\u1eadp nh\u1eadt tr\u1eeb u\u1ed1n kh\u00f4ng?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 \u0111i\u1ec1u khi\u1ec3n chi\u1ebfc xe t\u1ea3i trong khi v\u1eeba quan s\u00e1t d\u00e2y bu\u1ed9c h\u00e0ng v\u1eeba ki\u1ec3m tra gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u r\u00fat ra kh\u00f4ng hi\u1ec3n nhi\u00ean \u2014 nh\u01b0ng b\u1ea1n c\u1ea7n ghi nh\u1edb \u2014 l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c bi\u1ebfn thi\u00ean b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf n\u00f3. B\u1ea1n ki\u1ec3m so\u00e1t n\u00f3 b\u1eb1ng c\u00e1ch r\u00fat ng\u1eafn th\u1eddi gian gi\u1eefa s\u1ef1 l\u1ec7ch v\u00e0 s\u1ef1 hi\u1ec7u ch\u1ec9nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu v\u00f2ng l\u1eb7p c\u1ee7a b\u1ea1n t\u1eeb \u201cv\u1eadt li\u1ec7u thay \u0111\u1ed5i\u201d \u0111\u1ebfn \u201cm\u1eabu ph\u1eb3ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt\u201d ch\u1ec9 d\u00e0i m\u1ed9t \u0111o\u1ea1n u\u1ed1n th\u1eed, th\u00ec bi\u1ebfn \u0111\u1ed9ng s\u1ebd khi\u1ebfn b\u1ea1n m\u1ea5t m\u1ed9t phi\u1ebfu th\u1eed. N\u1ebfu v\u00f2ng l\u1eb7p \u0111\u00f3 d\u00e0i m\u01b0\u1eddi chi ti\u1ebft, bi\u1ebfn \u0111\u1ed9ng s\u1ebd khi\u1ebfn b\u1ea1n m\u1ea5t $312 d\u1ea3i v\u00e0 c\u00e1c c\u1ee5m b\u1ecb cong v\u00eanh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y t\u00ednh gi\u00fap b\u1ea1n tr\u00e1nh kh\u1ecfi con \u0111\u01b0\u1eddng sai l\u1ea7m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quy\u1ec1n s\u1edf h\u1eefu quy tr\u00ecnh gi\u00fap \u0111\u01b0a h\u00e0ng h\u00f3a \u0111\u1ebfn tay kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 m\u1ed9t khi b\u1ea1n b\u1eaft \u0111\u1ea7u nh\u00ecn th\u1ea5y m\u1ed7i l\u1ea7n u\u1ed1n l\u00e0 m\u1ed9t s\u1ef1 t\u01b0\u01a1ng t\u00e1c s\u1ed1ng gi\u1eefa l\u1ef1c, h\u00ecnh h\u1ecdc, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a d\u1ee5ng c\u1ee5 v\u00e0 \u0111\u1eb7c t\u00ednh l\u00f4 v\u1eadt li\u1ec7u, b\u1ea1n s\u1ebd ng\u1eebng h\u1ecfi, \u201cT\u00f4i c\u1ea7n nh\u1eadp con s\u1ed1 n\u00e0o?\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n b\u1eaft \u0111\u1ea7u h\u1ecfi, \u201cKim lo\u1ea1i \u0111ang n\u00f3i g\u00ec v\u1edbi t\u00f4i ngay l\u00fac n\u00e0y?\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Last spring a kid ran a 10-foot strip of 11-gauge stainless\u2014$312 worth of material\u2014through a perfectly \u201csafe\u201d setup. Calculator said 74 tons. Our 135-ton press didn\u2019t even grunt. Both legs came out 1\/8 inch short. The machine was fine. The part was trash. That gap between \u201csafe hit\u201d and \u201ccorrect part\u201d is where most young [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1165,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1164","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1164","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=1164"}],"version-history":[{"count":1,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1164\/revisions"}],"predecessor-version":[{"id":1170,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1164\/revisions\/1170"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/1165"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=1164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=1164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=1164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}