{"id":3445,"date":"2024-09-06T01:09:00","date_gmt":"2024-09-06T01:09:00","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=3445"},"modified":"2025-01-14T05:26:47","modified_gmt":"2025-01-14T05:26:47","slug":"how-to-calculate-the-shearing-force-of-sheet-metal","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/vi\/how-to-calculate-the-shearing-force-of-sheet-metal\/","title":{"rendered":"C\u00e1ch t\u00ednh l\u1ef1c c\u1eaft c\u1ee7a t\u1ea5m kim lo\u1ea1i"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3445\" class=\"elementor elementor-3445\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fd551d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fd551d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-737cc1d\" data-id=\"737cc1d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63c743c elementor-widget elementor-widget-heading\" data-id=\"63c743c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading 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svg{height:1em;width:1em;fill:var(--toggle-button-color)}.elementor-toc__spinner-container{text-align:center}.elementor-toc__spinner{font-size:2em}.elementor-toc__spinner.e-font-icon-svg{height:1em;width:1em}.elementor-toc__body{padding:var(--box-padding,20px);max-height:var(--toc-body-max-height);overflow-y:auto}.elementor-toc__body::-webkit-scrollbar{width:7px}.elementor-toc__body::-webkit-scrollbar-thumb{background-color:#babfc5;border-radius:10px}.elementor-toc__list-wrapper{list-style:none;padding:0}.elementor-toc__list-item{margin-bottom:.5em}.elementor-toc__list-item.elementor-item-active{font-weight:700}.elementor-toc__list-item 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.elementor-toc__list-item{counter-increment:item}ol.elementor-toc__list-wrapper .elementor-toc__list-item-text-wrapper:before{content:counters(item,\".\") \". \"}<\/style>\t\t<div class=\"elementor-toc__header\">\n\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tM\u1ee5c l\u1ee5c\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__87230b9\" aria-expanded=\"true\" aria-label=\"M\u1edf m\u1ee5c l\u1ee5c\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__87230b9\" aria-expanded=\"true\" aria-label=\"\u0110\u00f3ng m\u1ee5c l\u1ee5c\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__87230b9\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d743bfc elementor-widget elementor-widget-text-editor\" data-id=\"d743bfc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>L\u1ef1c c\u1eaft \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i t\u1ea5m. \u0110\u00e2y l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 x\u00e2y d\u1ef1ng, n\u01a1i kim lo\u1ea1i t\u1ea5m th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. T\u00ednh to\u00e1n ch\u00ednh x\u00e1c l\u1ef1c c\u1eaft l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u1ec1 m\u1eb7t c\u1ea5u tr\u00fac c\u1ee7a c\u00e1c t\u1ea5m kim lo\u1ea1i v\u00e0 ng\u0103n ng\u1eeba h\u1ecfng h\u00f3c trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch t\u00ednh l\u1ef1c c\u1eaft c\u1ee7a c\u00e1c t\u1ea5m kim lo\u1ea1i t\u1ea5m, bao g\u1ed3m c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n, c\u00f4ng th\u1ee9c c\u1ea7n thi\u1ebft v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-797abc8 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"797abc8\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 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100%;-webkit-mask-repeat:var(--divider-pattern-repeat);mask-repeat:var(--divider-pattern-repeat);background-color:var(--divider-color);-webkit-mask-image:var(--divider-pattern-url);mask-image:var(--divider-pattern-url)}.elementor-widget-divider--no-spacing{--divider-pattern-size:auto}.elementor-widget-divider--bg-round{--divider-pattern-repeat:round}.rtl .elementor-widget-divider .elementor-divider__text{direction:rtl}.e-con-inner>.elementor-widget-divider,.e-con>.elementor-widget-divider{width:var(--container-widget-width,100%);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2598206 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2598206\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12289ea\" data-id=\"12289ea\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a4c2f42 elementor-widget elementor-widget-heading\" data-id=\"a4c2f42\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 l\u1ef1c c\u1eaft<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c8ff51 elementor-widget elementor-widget-text-editor\" data-id=\"6c8ff51\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>L\u1ef1c c\u1eaft, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 l\u1ef1c c\u1eaft, l\u00e0 l\u1ef1c g\u00e2y bi\u1ebfn d\u1ea1ng v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch tr\u01b0\u1ee3t m\u1ed9t ph\u1ea7n c\u1ee7a v\u1eadt li\u1ec7u so v\u1edbi c\u00e1c ph\u1ea7n li\u1ec1n k\u1ec1. \u0110\u00e2y l\u00e0 l\u1ef1c t\u00e1c d\u1ee5ng song song v\u1edbi b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m kim lo\u1ea1i g\u00e2y ra \u1ee9ng su\u1ea5t c\u1eaft b\u00ean trong v\u1eadt li\u1ec7u, d\u1eabn \u0111\u1ebfn bi\u1ebfn d\u1ea1ng v\u1eadt li\u1ec7u v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 t\u00e1ch r\u1eddi.<\/p><p>L\u1ef1c c\u1eaft c\u1ea7n thi\u1ebft ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u c\u1ee7a t\u1ea5m kim lo\u1ea1i (nh\u01b0 c\u01b0\u1eddng \u0111\u1ed9 c\u1eaft), \u0111\u1ed9 d\u00e0y c\u1ee7a t\u1ea5m, ph\u01b0\u01a1ng ph\u00e1p c\u1eaft v\u00e0 h\u00ecnh d\u1ea1ng h\u00ecnh h\u1ecdc c\u1ee7a v\u1ebft c\u1eaft.<\/p><p>Trong th\u1ef1c t\u1ebf, khi c\u1eaft t\u1ea5m kim lo\u1ea1i, l\u1ef1c c\u1eaft th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi c\u00e1c m\u00e1y c\u00f4ng c\u1ee5 nh\u01b0 m\u00e1y c\u1eaft, m\u00e1y \u0111\u1ed9t ho\u1eb7c l\u01b0\u1ee1i c\u1eaft. C\u00f4ng c\u1ee5 n\u00e0y \u00e1p d\u1ee5ng l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m bi\u1ebfn d\u1ea1ng t\u1ea5m kim lo\u1ea1i v\u00e0 c\u1eaft theo \u0111\u01b0\u1eddng mong mu\u1ed1n.<\/p><p>Vi\u1ec7c hi\u1ec3u r\u00f5 l\u1ef1c c\u1eaft r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ph\u00e2n t\u00edch t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a k\u1ebft c\u1ea5u, v\u00ec n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u00fang c\u00e1ch trong thi\u1ebft k\u1ebf v\u00e0 ph\u00e2n t\u00edch, l\u1ef1c c\u1eaft c\u00f3 th\u1ec3 g\u00e2y bi\u1ebfn d\u1ea1ng ho\u1eb7c u\u1ed1n cong c\u00e1c t\u1ea5m kim lo\u1ea1i v\u00e0 kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u \u1ee9ng c\u1eaft mong mu\u1ed1n.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-215c7bb elementor-widget elementor-widget-heading\" data-id=\"215c7bb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ef1c c\u1eaft<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22ddc28 elementor-widget elementor-widget-image\" data-id=\"22ddc28\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"650\" height=\"366\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-gauge.jpg\" class=\"attachment-full size-full wp-image-3448\" alt=\"th\u01b0\u1edbc \u0111o t\u1ea5m kim lo\u1ea1i\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-gauge.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-gauge-300x169.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-gauge-18x10.jpg 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73a6876 elementor-widget elementor-widget-text-editor\" data-id=\"73a6876\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ol><li>Lo\u1ea1i v\u1eadt li\u1ec7u: Lo\u1ea1i kim lo\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong t\u1ea5m c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1eaft c\u1ee7a n\u00f3. C\u00e1c kim lo\u1ea1i kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00e9p, nh\u00f4m, \u0111\u1ed3ng v\u00e0 h\u1ee3p kim, c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc kh\u00e1c nhau nh\u01b0 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo, do \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ef1c c\u1eaft c\u1ea7n thi\u1ebft.<\/li><li>\u0110\u1ed9 d\u00e0y: So v\u1edbi c\u00e1c t\u1ea5m m\u1ecfng h\u01a1n, c\u00e1c t\u1ea5m d\u00e0y h\u01a1n th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi l\u1ef1c c\u1eaft l\u1edbn h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0 do c\u00e1c t\u1ea5m d\u00e0y h\u01a1n cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng t\u1ed1t h\u01a1n do kh\u1ed1i l\u01b0\u1ee3ng v\u1eadt li\u1ec7u b\u1ecb c\u1eaft t\u0103ng l\u00ean.<\/li><li>\u0110\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 b\u1ec1n ch\u1ea3y: C\u00e1c \u0111\u1eb7c t\u00ednh n\u00e0y cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n t\u1ea3i kh\u00e1c nhau v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi \u0111\u1ed9 b\u1ec1n c\u1eaft trong t\u00ednh to\u00e1n thi\u1ebft k\u1ebf.<\/li><li>T\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t: \u0110\u1ed9 nh\u1eb5n c\u1ee7a b\u1ec1 m\u1eb7t t\u1ea5m kim lo\u1ea1i s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0nh vi c\u1eaft c\u1ee7a n\u00f3. B\u1ec1 m\u1eb7t nh\u1eb5n h\u01a1n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ma s\u00e1t trong qu\u00e1 tr\u00ecnh c\u1eaft v\u00e0 c\u1ea7n \u00edt l\u1ef1c h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a b\u1ec1 m\u1eb7t g\u1ed3 gh\u1ec1 ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m l\u00e0m t\u0103ng ma s\u00e1t v\u00e0 c\u1ea7n nhi\u1ec1u l\u1ef1c h\u01a1n.<\/li><li>C\u1ea5u tr\u00fac h\u1ea1t: Nhi\u1ec1u quy tr\u00ecnh s\u1ea3n xu\u1ea5t t\u1ea5m kim lo\u1ea1i t\u1ea1o ra c\u1ea5u tr\u00fac h\u1ea1t. H\u01b0\u1edbng v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a h\u1ea1t trong v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo c\u1ee7a v\u1eadt li\u1ec7u, do \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ef1c c\u1eaft c\u1ea7n thi\u1ebft. So v\u1edbi c\u1eaft h\u1ea1t theo chi\u1ec1u ngang, c\u1eaft d\u1ecdc theo h\u1ea1t c\u00f3 th\u1ec3 c\u1ea7n \u00edt l\u1ef1c h\u01a1n.<\/li><li>Nhi\u1ec7t \u0111\u1ed9: Gi\u1ed1ng nh\u01b0 c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c, nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ea5m kim lo\u1ea1i. X\u1eed l\u00fd ho\u1eb7c c\u1eaft ngu\u1ed9i \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u, khi\u1ebfn ch\u00fang gi\u00f2n h\u01a1n v\u00e0 \u0111\u00f2i h\u1ecfi l\u1ef1c c\u1eaft cao h\u01a1n. L\u00e0m n\u00f3ng kim lo\u1ea1i s\u1ebd l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a n\u00f3, khi\u1ebfn n\u00f3 d\u1ec5 c\u1eaft h\u01a1n.<\/li><li>B\u00f4i tr\u01a1n: S\u1eed d\u1ee5ng ch\u1ea5t b\u00f4i tr\u01a1n trong qu\u00e1 tr\u00ecnh c\u1eaft c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ma s\u00e1t gi\u1eefa t\u1ea5m kim lo\u1ea1i v\u00e0 d\u1ee5ng c\u1ee5 c\u1eaft, do \u0111\u00f3 l\u00e0m gi\u1ea3m l\u1ef1c c\u1eaft c\u1ea7n thi\u1ebft. B\u00f4i tr\u01a1n c\u0169ng gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 nh\u1eb5n b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c c\u1ea1nh c\u1eaft v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a d\u1ee5ng c\u1ee5.<\/li><li>Kho\u1ea3ng h\u1edf d\u1ee5ng c\u1ee5 v\u00e0 g\u00f3c c\u1eaft: Kho\u1ea3ng h\u1edf v\u00e0 g\u00f3c c\u1eaft gi\u1eefa c\u00e1c l\u01b0\u1ee1i c\u1eaft s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ef1c c\u1eaft. Kho\u1ea3ng h\u1edf v\u00e0 g\u00f3c c\u1eaft t\u1ed1i \u01b0u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m bi\u1ebfn d\u1ea1ng c\u1ee7a t\u1ea5m kim lo\u1ea1i v\u00e0 l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1eaft.<\/li><li>H\u00ecnh d\u1ea1ng h\u00ecnh h\u1ecdc v\u00e0 \u0111i\u1ec1u ki\u1ec7n c\u1ee7a d\u1ee5ng c\u1ee5 c\u1eaft: Thi\u1ebft k\u1ebf v\u00e0 \u0111\u1ed9 s\u1eafc b\u00e9n c\u1ee7a d\u1ee5ng c\u1ee5 c\u1eaft c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn qu\u00e1 tr\u00ecnh c\u1eaft. B\u1ea3o d\u01b0\u1ee1ng \u0111\u00fang c\u00e1ch v\u00e0 d\u1ee5ng c\u1ee5 s\u1eafc b\u00e9n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o c\u1eaft s\u1ea1ch v\u00e0 gi\u1ea3m thi\u1ec3u bi\u1ebfn d\u1ea1ng, do \u0111\u00f3 gi\u1ea3m l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1eaft t\u1ea5m kim lo\u1ea1i.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66acf91 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"66acf91\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-15426dd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15426dd\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4367d5b\" data-id=\"4367d5b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-28336a8 elementor-widget elementor-widget-heading\" data-id=\"28336a8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">T\u00ednh to\u00e1n l\u1ef1c c\u1eaft<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5202fb5 elementor-widget elementor-widget-text-editor\" data-id=\"5202fb5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>L\u1ef1c c\u1eaft (F) c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1eaft c\u00e1c t\u1ea5m kim lo\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n b\u1eb1ng c\u00f4ng th\u1ee9c sau, trong \u0111\u00f3:<\/p><p>Fs=\u03c4\u22c5AF_s = \\tau \\cdot AFs\u200b=\u03c4\u22c5A<\/p><p>\u1ede \u0111\u00e2u:<\/p><ul><li>FsF_sFs\u200b l\u00e0 l\u1ef1c c\u1eaft,<\/li><li>\u03c4\\tau\u03c4 l\u00e0 \u1ee9ng su\u1ea5t c\u1eaft v\u00e0<\/li><li>AAA l\u00e0 di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c c\u1eaft.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47c195a elementor-widget elementor-widget-heading\" data-id=\"47c195a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">S\u1ee9c m\u1ea1nh c\u1eaft<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68ec518 elementor-widget elementor-widget-text-editor\" data-id=\"68ec518\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u0110\u1ed9 b\u1ec1n c\u1eaft l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n c\u00e2n nh\u1eafc trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t t\u1ea5m kim lo\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c quy tr\u00ecnh nh\u01b0 c\u1eaft, u\u1ed1n v\u00e0 t\u1ea1o h\u00ecnh. N\u00f3 th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng c\u1ee7a v\u1eadt li\u1ec7u ch\u1ed1ng l\u1ea1i l\u1ef1c c\u1eaft m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u1ecfng v\u0129nh vi\u1ec5n.<\/p><p>Khi c\u1eaft t\u1ea5m kim lo\u1ea1i, c\u01b0\u1eddng \u0111\u1ed9 c\u1eaft b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i kim lo\u1ea1i, \u0111\u1ed9 d\u00e0y, c\u1ea5u tr\u00fac h\u1ea1t v\u00e0 b\u1ea5t k\u1ef3 l\u1edbp ph\u1ee7 ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t n\u00e0o. Nh\u00ecn chung, kim lo\u1ea1i d\u1ebbo nh\u01b0 nh\u00f4m v\u00e0 th\u00e9p m\u1ec1m c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 c\u1eaft cao h\u01a1n so v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i v\u1eadt li\u1ec7u gi\u00f2n nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6f2af0 elementor-widget elementor-widget-image\" data-id=\"d6f2af0\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"650\" height=\"495\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-shear-strength.jpg\" class=\"attachment-full size-full wp-image-3449\" alt=\"s\u1ee9c b\u1ec1n c\u1eaft c\u1ee7a t\u1ea5m kim lo\u1ea1i\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-shear-strength.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-shear-strength-300x228.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/sheet-metal-shear-strength-16x12.jpg 16w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-763edac elementor-widget elementor-widget-text-editor\" data-id=\"763edac\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Hi\u1ec3u bi\u1ebft v\u1ec1 s\u1ee9c b\u1ec1n c\u1eaft r\u1ea5t quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh k\u1ef9 thu\u1eadt, bao g\u1ed3m k\u1ef9 thu\u1eadt d\u00e2n d\u1ee5ng (v\u00ed d\u1ee5: thi\u1ebft k\u1ebf c\u00e1c c\u00f4ng tr\u00ecnh c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng gi\u00f3 v\u00e0 \u0111\u1ed9ng \u0111\u1ea5t), k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed (v\u00ed d\u1ee5: thi\u1ebft k\u1ebf c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y m\u00f3c) v\u00e0 khoa h\u1ecdc v\u1eadt li\u1ec7u (v\u00ed d\u1ee5: x\u00e1c \u0111\u1ecbnh t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a v\u1eadt li\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3).<\/p><p>Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t t\u1ea5m kim lo\u1ea1i, \u0111\u1ed9 b\u1ec1n c\u1eaft \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1eaft nh\u01b0 c\u1eaft ho\u1eb7c \u0111\u1ee5c. Trong c\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y, v\u1eadt li\u1ec7u s\u1ebd ch\u1ecbu l\u1ef1c c\u1eaft \u0111\u00e1ng k\u1ec3 v\u00e0 n\u1ebfu v\u01b0\u1ee3t qu\u00e1 \u0111\u1ed9 b\u1ec1n c\u1eaft, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y bi\u1ebfn d\u1ea1ng ho\u1eb7c th\u1eadm ch\u00ed g\u00e3y. Do \u0111\u00f3, c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i c\u00e2n nh\u1eafc c\u1ea9n th\u1eadn \u0111\u1ed9 b\u1ec1n c\u1eaft c\u1ee7a t\u1ea5m kim lo\u1ea1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t \u0111\u00e3 ch\u1ecdn l\u00e0 ph\u00f9 h\u1ee3p v\u00e0 s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n c\u1ea7n thi\u1ebft.<\/p><p>H\u00e3y \u0111\u1ec3 t\u00f4i ph\u00e2n t\u00edch m\u1ed9t s\u1ed1 \u0111i\u1ec3m ch\u00ednh \u0111\u1ec3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f8d97a elementor-widget elementor-widget-heading\" data-id=\"4f8d97a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">\u1ee8ng su\u1ea5t c\u1eaft<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e43e3ee elementor-widget elementor-widget-text-editor\" data-id=\"e43e3ee\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u1ee8ng su\u1ea5t c\u1eaft l\u00e0 l\u1ef1c tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch. Khi l\u1ef1c song song ho\u1eb7c ti\u1ebfp tuy\u1ebfn v\u1edbi b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u, \u1ee9ng su\u1ea5t c\u1eaft \u0111\u01b0\u1ee3c t\u1ea1o ra, khi\u1ebfn m\u1ed9t l\u1edbp v\u1eadt li\u1ec7u tr\u01b0\u1ee3t tr\u00ean l\u1edbp kh\u00e1c.<\/p><p>V\u1ec1 m\u1eb7t to\u00e1n h\u1ecdc, \u1ee9ng su\u1ea5t c\u1eaft (\u03c4) \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng c\u00f4ng th\u1ee9c sau:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75b9a9a elementor-widget elementor-widget-image\" data-id=\"75b9a9a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"148\" height=\"73\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/shear-stress-formula.jpg\" class=\"attachment-full size-full wp-image-3450\" alt=\"c\u00f4ng th\u1ee9c \u1ee9ng su\u1ea5t c\u1eaft\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/shear-stress-formula.jpg 148w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/shear-stress-formula-18x9.jpg 18w\" sizes=\"(max-width: 148px) 100vw, 148px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eddab81 elementor-widget elementor-widget-text-editor\" data-id=\"eddab81\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u03c4 l\u00e0 \u1ee9ng su\u1ea5t c\u1eaft<\/p><p>F l\u00e0 l\u1ef1c t\u00e1c d\u1ee5ng song song v\u1edbi b\u1ec1 m\u1eb7t<\/p><p>A l\u00e0 di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a l\u1ef1c t\u00e1c d\u1ee5ng<\/p><p>Bi\u1ebfn d\u1ea1ng c\u1eaft: Bi\u1ebfn d\u1ea1ng c\u1eaft l\u00e0 th\u01b0\u1edbc \u0111o bi\u1ebfn d\u1ea1ng g\u00e2y ra b\u1edfi \u1ee9ng su\u1ea5t c\u1eaft. N\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 s\u1ef1 thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng v\u1eadt li\u1ec7u chia cho h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u c\u1ee7a n\u00f3.<\/p><p>Ti\u00eau chu\u1ea9n h\u1ecfng h\u00f3c: Khi \u1ee9ng su\u1ea5t c\u1eaft v\u01b0\u1ee3t qu\u00e1 \u0111\u1ed9 b\u1ec1n c\u1eaft c\u1ee7a v\u1eadt li\u1ec7u, v\u1eadt li\u1ec7u s\u1ebd h\u1ecfng. C\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau c\u00f3 \u0111\u1ed9 b\u1ec1n c\u1eaft kh\u00e1c nhau, ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u, c\u1ea5u tr\u00fac vi m\u00f4, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111i\u1ec1u ki\u1ec7n t\u1ea3i.<\/p><p>M\u00f4 \u0111un c\u1eaft: M\u00f4 \u0111un c\u1eaft (c\u00f2n g\u1ecdi l\u00e0 m\u00f4 \u0111un \u0111\u1ed9 c\u1ee9ng) l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee9c \u1ee9ng su\u1ea5t c\u1eaft m\u00e0 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c68c7fc elementor-widget elementor-widget-heading\" data-id=\"c68c7fc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">V\u00ed d\u1ee5 t\u00ednh to\u00e1n l\u1ef1c c\u1eaft<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bbe0134 elementor-widget elementor-widget-text-editor\" data-id=\"bbe0134\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>X\u00e9t m\u1ed9t t\u1ea5m th\u00e9p c\u00f3 \u0111\u1ed9 d\u00e0y 5 mm v\u00e0 \u1ee9ng su\u1ea5t c\u1eaft l\u00e0 200 MPa. Di\u1ec7n t\u00edch AAA ch\u1ecbu c\u1eaft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00e1ch nh\u00e2n \u0111\u1ed9 d\u00e0y v\u1edbi chi\u1ec1u d\u00e0i c\u1ee7a t\u1ea5m b\u1ecb c\u1eaft. N\u1ebfu chi\u1ec1u d\u00e0i l\u00e0 100 mm, th\u00ec:<\/p><p>A=5 mm\u00d7100 mm=500 mm2A = 5 \\, \\text{mm} \\l\u1ea7n 100 \\, \\text{mm} = 500 \\, \\text{mm}^2A=5mm\u00d7100mm=500mm2<\/p><p>L\u1ef1c c\u1eaft FsF_sFs khi \u0111\u00f3 s\u1ebd l\u00e0:<\/p><p>Fs=200 MPa\u00d7500 mm2=100.000 N=100 kNF_s = 200 \\, \\text{MPa} \\l\u1ea7n 500 \\, \\text{mm}^2 = 100.000 \\, \\text{N} = 100 \\, \\text{kN}Fs\u200b=200MPa\u00d7500mm2=100.000N=100kN<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdca9e6 elementor-widget elementor-widget-heading\" data-id=\"bdca9e6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">L\u1ef1c c\u1eaft trong c\u1eaft \u0111\u00f4i<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c43dc02 elementor-widget elementor-widget-text-editor\" data-id=\"c43dc02\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, ch\u1eb3ng h\u1ea1n nh\u01b0 trong c\u00e1c k\u1ebft n\u1ed1i bu l\u00f4ng, l\u1ef1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 tr\u00ean hai m\u1eb7t ph\u1eb3ng c\u1eaft, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng c\u1eaft k\u00e9p. C\u00f4ng th\u1ee9c cho l\u1ef1c c\u1eaft trong tr\u01b0\u1eddng h\u1ee3p c\u1eaft k\u00e9p l\u00e0:<\/p><p>Fs=P2\u00d7AF_s = \\frac{P}{2 \\times A}Fs\u200b=2\u00d7AP\u200b<\/p><p>Trong \u0111\u00f3 PPP l\u00e0 t\u1ea3i tr\u1ecdng t\u00e1c d\u1ee5ng v\u00e0 AAA l\u00e0 di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c c\u1eaft.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ddabc45 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"ddabc45\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d6adfb6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d6adfb6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-842df81\" data-id=\"842df81\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d88aa0 elementor-widget elementor-widget-heading\" data-id=\"2d88aa0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a t\u00ednh to\u00e1n l\u1ef1c c\u1eaft<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-befc15a elementor-widget elementor-widget-text-editor\" data-id=\"befc15a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>T\u00ednh to\u00e1n l\u1ef1c c\u1eaft r\u1ea5t quan tr\u1ecdng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3edec95 elementor-widget elementor-widget-heading\" data-id=\"3edec95\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. M\u00e1y c\u1eaft t\u1ea5m<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba66d41 elementor-widget elementor-widget-image\" data-id=\"ba66d41\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"400\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/02\/high-speed-plate-shearing-machine.jpg\" class=\"attachment-full size-full wp-image-1660\" alt=\"m\u00e1y c\u1eaft t\u1ea5m t\u1ed1c \u0111\u1ed9 cao\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/02\/high-speed-plate-shearing-machine.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/02\/high-speed-plate-shearing-machine-300x185.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79eed47 elementor-widget elementor-widget-text-editor\" data-id=\"79eed47\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>TRONG <a href=\"https:\/\/www.shen-chong.com\/vi\/plate-shearing-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\">m\u00e1y c\u1eaft t\u1ea5m<\/span><\/a> Qu\u00e1 tr\u00ecnh c\u1eaft, c\u1ea7n ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c l\u1ef1c c\u1eaft \u0111\u1ec3 c\u1eaft kim lo\u1ea1i t\u1ea5m m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. L\u1ef1c c\u1eaft \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n gi\u00fap l\u1ef1a ch\u1ecdn c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 c\u00e0i \u0111\u1eb7t m\u00e1y ph\u00f9 h\u1ee3p \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng kim lo\u1ea1i ho\u1eb7c m\u00e1y.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b8f142 elementor-widget elementor-widget-heading\" data-id=\"0b8f142\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Quy tr\u00ecnh d\u1eadp v\u00e0 \u0111\u1ee5c l\u1ed7<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f28429 elementor-widget elementor-widget-text-editor\" data-id=\"5f28429\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Trong qu\u00e1 tr\u00ecnh d\u1eadp ho\u1eb7c \u0111\u1ee5c, l\u1ef1c c\u1eaft x\u00e1c \u0111\u1ecbnh l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ea1o l\u1ed7 ho\u1eb7c v\u1ebft c\u1eaft tr\u00ean t\u1ea5m kim lo\u1ea1i. T\u00ednh to\u00e1n kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u00f2n ho\u1eb7c h\u1ecfng d\u1ee5ng c\u1ee5, th\u1eadm ch\u00ed l\u00e0 l\u1ed7i trong s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-018bec4 elementor-widget elementor-widget-heading\" data-id=\"018bec4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. H\u00e0n v\u00e0 ch\u1ebf t\u1ea1o<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80b3551 elementor-widget elementor-widget-text-editor\" data-id=\"80b3551\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Trong c\u00e1c quy tr\u00ecnh h\u00e0n, hi\u1ec3u \u0111\u01b0\u1ee3c l\u1ef1c c\u1eaft gi\u00fap thi\u1ebft k\u1ebf c\u00e1c m\u1ed1i n\u1ed1i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng v\u1eadn h\u00e0nh m\u00e0 kh\u00f4ng b\u1ecb h\u1ecfng. C\u00e1c ph\u00e9p t\u00ednh l\u1ef1c c\u1eaft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc v\u00e0 lo\u1ea1i m\u1ed1i h\u00e0n c\u1ea7n thi\u1ebft cho m\u1ed1i n\u1ed1i ch\u1eafc ch\u1eafn.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e87296 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0e87296\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-28c9220 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"28c9220\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-194f3a4\" data-id=\"194f3a4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a11fd91 elementor-widget elementor-widget-heading\" data-id=\"a11fd91\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Nh\u1eefng c\u00e2n nh\u1eafc n\u00e2ng cao<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-baaf188 elementor-widget elementor-widget-heading\" data-id=\"baaf188\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n (FEA)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4df7ca elementor-widget elementor-widget-text-editor\" data-id=\"e4df7ca\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n (FEA) l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 ph\u1ecfng h\u00e0nh vi c\u1ee7a t\u1ea5m kim lo\u1ea1i d\u01b0\u1edbi nhi\u1ec1u l\u1ef1c kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 l\u1ef1c c\u1eaft. FEA cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1ch v\u1eadt li\u1ec7u s\u1ebd ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c l\u1ef1c c\u1eaft kh\u00e1c nhau, cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 t\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf tr\u01b0\u1edbc khi t\u1ea1o ra c\u00e1c nguy\u00ean m\u1eabu v\u1eadt l\u00fd.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76114de elementor-widget elementor-widget-heading\" data-id=\"76114de\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c nghi\u1ec7m<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b69021 elementor-widget elementor-widget-text-editor\" data-id=\"3b69021\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Ngo\u00e0i c\u00e1c t\u00ednh to\u00e1n l\u00fd thuy\u1ebft, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c nghi\u1ec7m nh\u01b0 th\u1eed nghi\u1ec7m c\u1eaft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o l\u1ef1c c\u1eaft tr\u1ef1c ti\u1ebfp. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cung c\u1ea5p d\u1eef li\u1ec7u th\u1ef1c t\u1ebf c\u00f3 th\u1ec3 x\u00e1c th\u1ef1c ho\u1eb7c tinh ch\u1ec9nh c\u00e1c m\u00f4 h\u00ecnh l\u00fd thuy\u1ebft.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd91850 elementor-widget elementor-widget-heading\" data-id=\"fd91850\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Thi\u1ebft k\u1ebf cho kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t v\u00e0 l\u1eafp r\u00e1p (DFMA)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59dfd55 elementor-widget elementor-widget-text-editor\" data-id=\"59dfd55\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Khi thi\u1ebft k\u1ebf c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i t\u1ea5m, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t c\u1ee7a thi\u1ebft k\u1ebf. T\u00ednh to\u00e1n l\u1ef1c c\u1eaft \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u1ea5u tr\u00fac.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22f0822 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"22f0822\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-486569b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"486569b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4e5500f\" data-id=\"4e5500f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8593ae8 elementor-widget elementor-widget-heading\" data-id=\"8593ae8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4a35b8 elementor-widget elementor-widget-text-editor\" data-id=\"c4a35b8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>T\u00ednh to\u00e1n l\u1ef1c c\u1eaft c\u1ee7a t\u1ea5m kim lo\u1ea1i t\u1ea5m l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh c\u01a1 b\u1ea3n c\u1ee7a thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t c\u01a1 kh\u00ed. B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a \u1ee9ng su\u1ea5t c\u1eaft v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 c\u1eaft, v\u00e0 \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c th\u00edch h\u1ee3p, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft k\u1ebf c\u1ee7a h\u1ecd an to\u00e0n, hi\u1ec7u qu\u1ea3 v\u00e0 hi\u1ec7u su\u1ea5t cao. Cho d\u00f9 trong gia c\u00f4ng CNC, d\u1eadp ho\u1eb7c h\u00e0n, t\u00ednh to\u00e1n l\u1ef1c c\u1eaft ch\u00ednh x\u00e1c l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ebf t\u1ea1o t\u1ea5m kim lo\u1ea1i th\u00e0nh c\u00f4ng.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cab7087 elementor-widget elementor-widget-text-editor\" data-id=\"cab7087\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>\u0110\u1ecdc th\u00eam:<\/strong><\/p><p><a href=\"https:\/\/www.shen-chong.com\/vi\/all-you-need-to-know-about-sheet-metal-gauge\/\" target=\"_blank\" rel=\"noopener\">T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 m\u00e1y \u0111o kim lo\u1ea1i t\u1ea5m<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/vi\/what-are-the-k-factor-bend-allowance-and-bend-deduction\/\" target=\"_blank\" rel=\"noopener\">H\u1ec7 s\u1ed1 K, Ph\u1ee5 c\u1ea5p u\u1ed1n cong v\u00e0 Kh\u1ea5u tr\u1eeb u\u1ed1n cong l\u00e0 g\u00ec?<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/vi\/shearing-force-calculator-calculation-formula-and-working-principle\/\" target=\"_blank\" rel=\"noopener\">M\u00e1y t\u00ednh l\u1ef1c c\u1eaft: C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u M\u1ee5c l\u1ee5c L\u1ef1c c\u1eaft \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i t\u1ea5m. \u0110\u00e2y l\u00e0 kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 x\u00e2y d\u1ef1ng, n\u01a1i kim lo\u1ea1i t\u1ea5m th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. T\u00ednh to\u00e1n ch\u00ednh x\u00e1c l\u1ef1c c\u1eaft l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u1ec1 m\u1eb7t c\u1ea5u tr\u00fac c\u1ee7a [\u2026]<\/p>","protected":false},"author":1,"featured_media":3446,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3445","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-events"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How To Calculate The Shearing Force Of Sheet Metal - SC Machinery<\/title>\n<meta name=\"description\" content=\"Shearing force plays a critical role in sheet metal plates cutting and so learn how to calculate shearing force is very important.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.shen-chong.com\/vi\/how-to-calculate-the-shearing-force-of-sheet-metal\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Calculate The Shearing Force Of Sheet Metal - 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