{"id":803,"date":"2026-06-02T06:56:04","date_gmt":"2026-06-02T06:56:04","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=803"},"modified":"2026-06-02T07:58:58","modified_gmt":"2026-06-02T07:58:58","slug":"astm-g143","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/vi\/astm-g143","title":{"rendered":"ASTM G143"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"803\" class=\"elementor elementor-803\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d704b83 e-flex e-con-boxed e-con e-parent\" data-id=\"d704b83\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d2347d4 e-con-full e-flex e-con e-child\" data-id=\"d2347d4\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4aa5d8c elementor-widget elementor-widget-image\" data-id=\"4aa5d8c\" 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\t\t<img decoding=\"async\" width=\"300\" height=\"100\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143.webp\" class=\"attachment-large size-large wp-image-805\" alt=\"ASTM G143\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143-18x6.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\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-451ac2e elementor-widget elementor-widget-heading\" data-id=\"451ac2e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM G143<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86af503 elementor-widget elementor-widget-heading\" data-id=\"86af503\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ph\u01b0\u01a1ng ph\u00e1p th\u1eed ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111o c\u00e1c \u0111\u1eb7c t\u00ednh ma s\u00e1t c\u1ee7a b\u0103ng t\u1ea3i\/tr\u1ee5c l\u0103n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b5ebfc9 e-con-full e-flex e-con e-child\" data-id=\"b5ebfc9\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c7c7559 elementor-widget elementor-widget-text-editor\" data-id=\"c7c7559\" 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\t\t<p data-start=\"429\" data-end=\"858\"><strong data-start=\"429\" data-end=\"442\">ASTM G143<\/strong> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1eb7c t\u00ednh ma s\u00e1t gi\u1eefa v\u1eadt li\u1ec7u cu\u1ed9n d\u1ebbo v\u00e0 b\u1ec1 m\u1eb7t con l\u0103n h\u00ecnh tr\u1ee5. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111o c\u1ea3 h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh v\u00e0 \u0111\u1ed9ng (COF) trong qu\u00e1 tr\u00ecnh ti\u1ebfp x\u00fac tr\u01b0\u1ee3t, \u0111\u1ed3ng th\u1eddi gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t hi\u1ec3u r\u00f5 c\u00e1ch th\u1ee9c v\u1eadt li\u1ec7u cu\u1ed9n t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c con l\u0103n trong c\u00e1c quy tr\u00ecnh ch\u1ebf bi\u1ebfn cu\u1ed9n li\u00ean t\u1ee5c nh\u01b0 gia c\u00f4ng, in \u1ea5n, \u0111\u00f3ng g\u00f3i, ph\u1ee7 l\u1edbp, \u00e9p l\u1edbp v\u00e0 c\u00e1c quy tr\u00ecnh kh\u00e1c.<\/p><p data-start=\"860\" data-end=\"1233\">Kh\u00e1c v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m ma s\u00e1t tr\u00ean b\u1ec1 m\u1eb7t ph\u1eb3ng th\u00f4ng th\u01b0\u1eddng, ti\u00eau chu\u1ea9n ASTM G143 t\u1eadp trung c\u1ee5 th\u1ec3 v\u00e0o <strong data-start=\"943\" data-end=\"978\">\u0111o ma s\u00e1t gi\u1eefa con l\u0103n v\u00e0 b\u0103ng t\u1ea3i<\/strong>, m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec1u ki\u1ec7n s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf trong \u0111\u00f3 m\u00e0ng phim, gi\u1ea5y, l\u00e1 kim lo\u1ea1i, v\u1ea3i d\u1ec7t v\u00e0 c\u00e1c v\u1eadt li\u1ec7u d\u1ebbo kh\u00e1c di chuy\u1ec3n qua c\u00e1c tr\u1ee5c l\u0103n. D\u1eef li\u1ec7u ma s\u00e1t thu \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh, ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\t\t\t\t\t\t\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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-77d973a e-flex e-con-boxed e-con e-parent\" data-id=\"77d973a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29344a9 elementor-widget elementor-widget-heading\" data-id=\"29344a9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">T\u1ea1i sao vi\u1ec7c th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143 l\u1ea1i quan tr\u1ecdng<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c31e0c9 elementor-widget elementor-widget-text-editor\" data-id=\"c31e0c9\" 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\t\t<p data-start=\"1279\" data-end=\"1488\">Trong nhi\u1ec1u quy tr\u00ecnh s\u1ea3n xu\u1ea5t, c\u00e1c v\u1eadt li\u1ec7u d\u1ebbo \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n qua m\u1ed9t chu\u1ed7i c\u00e1c con l\u0103n truy\u1ec1n \u0111\u1ed9ng v\u00e0 con l\u0103n d\u1eabn h\u01b0\u1edbng. \u0110\u1eb7c t\u00ednh ma s\u00e1t gi\u1eefa d\u1ea3i v\u1eadt li\u1ec7u v\u00e0 con l\u0103n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-19f63ba e-con-full e-grid e-con e-child\" data-id=\"19f63ba\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3354326 elementor-widget elementor-widget-text-editor\" data-id=\"3354326\" 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\t\t<p data-start=\"1490\" data-end=\"1513\">N\u1ebfu \u0111\u1ed9 ma s\u00e1t qu\u00e1 th\u1ea5p:<\/p><ul data-start=\"1515\" data-end=\"1640\"><li data-section-id=\"g7o52g\" data-start=\"1515\" data-end=\"1545\">V\u1eadt li\u1ec7u c\u00f3 th\u1ec3 tr\u01b0\u1ee3t tr\u00ean c\u00e1c con l\u0103n<\/li><li data-section-id=\"11psfe7\" data-start=\"1546\" data-end=\"1577\">C\u00f3 th\u1ec3 x\u1ea3y ra l\u1ed7i \u0111\u0103ng k\u00fd<\/li><li data-section-id=\"kaueoe\" data-start=\"1578\" data-end=\"1612\">Vi\u1ec7c theo d\u00f5i tr\u00ean web c\u00f3 th\u1ec3 tr\u1edf n\u00ean kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/li><li data-section-id=\"1wb1y50\" data-start=\"1613\" data-end=\"1640\">S\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 b\u1ecb h\u01b0 h\u1ecfng<\/li><\/ul>\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-2467481 elementor-widget elementor-widget-text-editor\" data-id=\"2467481\" 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\t\t<p data-start=\"1642\" data-end=\"1666\">N\u1ebfu ma s\u00e1t qu\u00e1 cao:<\/p><ul data-start=\"1668\" data-end=\"1818\"><li data-section-id=\"1gocjer\" data-start=\"1668\" data-end=\"1703\">C\u00f3 th\u1ec3 ph\u00e1t sinh t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i \u0111\u1ed9ng c\u01a1<\/li><li data-section-id=\"13zh7hq\" data-start=\"1704\" data-end=\"1744\">C\u00f3 th\u1ec3 x\u1ea3y ra c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u1ec7 th\u1ed1ng l\u00e1i v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef h\u01b0\u1edbng<\/li><li data-section-id=\"10tu6rr\" data-start=\"1745\" data-end=\"1774\">T\u00ecnh tr\u1ea1ng h\u01b0 h\u1ecfng b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 gia t\u0103ng<\/li><li data-section-id=\"8inqks\" data-start=\"1775\" data-end=\"1818\">Hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 gi\u1ea3m<\/li><\/ul>\t\t\t\t\t\t\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-9adc4f5 elementor-widget elementor-widget-text-editor\" data-id=\"9adc4f5\" 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\t\t<p>B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n m\u1ed9t <strong data-start=\"1837\" data-end=\"1879\">Th\u1eed nghi\u1ec7m h\u1ec7 s\u1ed1 ma s\u00e1t theo ti\u00eau chu\u1ea9n ASTM G143<\/strong>, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c gi\u1eefa tr\u1ee5c l\u0103n v\u00e0 b\u0103ng t\u1ea3i, t\u1eeb \u0111\u00f3 \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh c\u00f3 c\u0103n c\u1ee9 v\u1ec1 vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7 tr\u1ee5c l\u0103n, ch\u1ea5t b\u00f4i tr\u01a1n v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4712be6 e-flex e-con-boxed e-con e-parent\" data-id=\"4712be6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a8dc215 elementor-widget elementor-widget-heading\" data-id=\"a8dc215\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ti\u00eau chu\u1ea9n ASTM G143 \u0111o l\u01b0\u1eddng nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0o?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3233171 elementor-widget elementor-widget-text-editor\" data-id=\"3233171\" 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\t\t<p data-start=\"2083\" data-end=\"2103\">B\u00e0i ki\u1ec3m tra x\u00e1c \u0111\u1ecbnh:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2105\" data-end=\"2516\"><thead data-start=\"2105\" data-end=\"2132\"><tr data-start=\"2105\" data-end=\"2132\"><th class=\"last:pe-10\" data-start=\"2105\" data-end=\"2117\" data-col-size=\"md\">Tham s\u1ed1<\/th><th class=\"last:pe-10\" data-start=\"2117\" data-end=\"2132\" data-col-size=\"md\">M\u00f4 t\u1ea3<\/th><\/tr><\/thead><tbody data-start=\"2162\" data-end=\"2516\"><tr data-start=\"2162\" data-end=\"2251\"><td style=\"text-align: center;\" data-start=\"2162\" data-end=\"2208\" data-col-size=\"md\">H\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh (COF t\u0129nh)<\/td><td style=\"text-align: center;\" data-start=\"2208\" data-end=\"2251\" data-col-size=\"md\">Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 kh\u1edfi \u0111\u1ea7u c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t<\/td><\/tr><tr data-start=\"2252\" data-end=\"2340\"><td style=\"text-align: center;\" data-start=\"2252\" data-end=\"2300\" data-col-size=\"md\">H\u1ec7 s\u1ed1 ma s\u00e1t \u0111\u1ed9ng h\u1ecdc (COF \u0111\u1ed9ng)<\/td><td style=\"text-align: center;\" data-start=\"2300\" data-end=\"2340\" data-col-size=\"md\">L\u1ef1c c\u1ea3n trong qu\u00e1 tr\u00ecnh tr\u01b0\u1ee3t li\u00ean t\u1ee5c<\/td><\/tr><tr data-start=\"2341\" data-end=\"2408\"><td style=\"text-align: center;\" data-start=\"2341\" data-end=\"2358\" data-col-size=\"md\">L\u1ef1c ma s\u00e1t<\/td><td style=\"text-align: center;\" data-start=\"2358\" data-end=\"2408\" data-col-size=\"md\">L\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n d\u1ea3i v\u1eadt li\u1ec7u qua con l\u0103n<\/td><\/tr><tr data-start=\"2409\" data-end=\"2516\"><td style=\"text-align: center;\" data-start=\"2409\" data-end=\"2450\" data-col-size=\"md\">\u0110\u1eb7c \u0111i\u1ec3m t\u01b0\u01a1ng t\u00e1c gi\u1eefa con l\u0103n v\u00e0 b\u0103ng t\u1ea3i<\/td><td style=\"text-align: center;\" data-start=\"2450\" data-end=\"2516\" data-col-size=\"md\">\u0110\u1eb7c t\u00ednh ma s\u00e1t t\u1ed5ng th\u1ec3 trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh m\u00f4 ph\u1ecfng<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"2518\" data-end=\"2570\">C\u00e1c s\u1ed1 li\u1ec7u n\u00e0y cung c\u1ea5p th\u00f4ng tin qu\u00fd gi\u00e1 cho:<\/p><ul data-start=\"2572\" data-end=\"2702\"><li data-section-id=\"1o2zig4\" data-start=\"2572\" data-end=\"2589\">\u0110i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh<\/li><li data-section-id=\"hdv7ya\" data-start=\"2590\" data-end=\"2608\">L\u1ef1a ch\u1ecdn con l\u0103n<\/li><li data-section-id=\"11vjoz6\" data-start=\"2609\" data-end=\"2637\">\u0110\u00e1nh gi\u00e1 l\u1edbp ph\u1ee7 b\u1ec1 m\u1eb7t<\/li><li data-section-id=\"1gsp2x2\" data-start=\"2638\" data-end=\"2660\">\u0110\u00e1nh gi\u00e1 ch\u1ea5t b\u00f4i tr\u01a1n<\/li><li data-section-id=\"1wzx7yo\" data-start=\"2661\" data-end=\"2682\">Ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m<\/li><li data-section-id=\"1y5e8wa\" data-start=\"2683\" data-end=\"2702\">\u0110\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2944a56 e-flex e-con-boxed e-con e-parent\" data-id=\"2944a56\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b28608e elementor-widget elementor-widget-heading\" data-id=\"b28608e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Nguy\u00ean l\u00fd th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-829d028 elementor-widget elementor-widget-text-editor\" data-id=\"829d028\" 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\t\t<p data-start=\"2744\" data-end=\"2833\">C\u00e1i <strong data-start=\"2748\" data-end=\"2789\">Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m COF \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng b\u0103ng t\u1ea3i con l\u0103n<\/strong> d\u1ef1a tr\u00ean nguy\u00ean l\u00fd ma s\u00e1t c\u1ee7a tr\u1ee5c quay.<\/p><p data-start=\"2835\" data-end=\"3060\">M\u1ed9t d\u1ea3i v\u1eadt li\u1ec7u d\u1ea1ng m\u00e0ng h\u1eb9p \u0111\u01b0\u1ee3c qu\u1ea5n quanh m\u1ed9t tr\u1ee5c l\u0103n h\u00ecnh tr\u1ee5 c\u1ed1 \u0111\u1ecbnh theo m\u1ed9t g\u00f3c qu\u1ea5n \u0111\u00e3 \u0111\u1ecbnh. M\u1ed9t \u0111\u1ea7u c\u1ee7a m\u1eabu th\u1eed \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o thi\u1ebft b\u1ecb \u0111o l\u1ef1c, trong khi \u0111\u1ea7u \u0111\u1ed1i di\u1ec7n \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng m\u1ed9t l\u1ef1c c\u0103ng \u0111\u00e3 bi\u1ebft.<\/p><p data-start=\"3062\" data-end=\"3279\">Khi m\u1eabu tr\u01b0\u1ee3t tr\u00ean b\u1ec1 m\u1eb7t con l\u0103n, l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 v\u01b0\u1ee3t qua ma s\u00e1t \u0111\u01b0\u1ee3c \u0111o li\u00ean t\u1ee5c. Sau \u0111\u00f3, h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh v\u00e0 \u0111\u1ed9ng \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean c\u00e1c gi\u00e1 tr\u1ecb l\u1ef1c c\u0103ng \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c.<\/p><p data-start=\"3281\" data-end=\"3330\">Ph\u00e9p t\u00ednh n\u00e0y d\u1ef1a tr\u00ean ph\u01b0\u01a1ng tr\u00ecnh capstan:<\/p><div style=\"display: flex; align-items: center; justify-content: center; font-family: 'Times New Roman', Times, serif; font-size: 1.3rem; font-style: italic;\"><p><span style=\"margin-right: 8px; font-size: 1.4rem;\">\u03bc =<\/span><\/p><div style=\"display: flex; flex-direction: column; align-items: center; text-align: center;\"><p><span style=\"padding: 0 4px; line-height: 1.2;\">ln(T<sub>2<\/sub>\/T<sub>1<\/sub>)<\/span><\/p><div style=\"width: 100%; height: 1px; background-color: #000; margin: 2px 0;\">\u00a0<\/div><p><span style=\"padding: 0 4px; line-height: 1.2;\">\u03b8<\/span><\/p><\/div><\/div><p data-start=\"3371\" data-end=\"3377\">\u0110\u1ecba \u0111i\u1ec3m:<\/p><ul data-start=\"3379\" data-end=\"3491\"><li data-section-id=\"m1vref\" data-start=\"3379\" data-end=\"3408\">\u03bc = h\u1ec7 s\u1ed1 ma s\u00e1t<\/li><li data-section-id=\"127wvr7\" data-start=\"3409\" data-end=\"3436\">T\u2082 = l\u1ef1c c\u0103ng l\u1edbn h\u01a1n<\/li><li data-section-id=\"1s18gq\" data-start=\"3437\" data-end=\"3463\">T\u2081 = l\u1ef1c c\u0103ng nh\u1ecf h\u01a1n<\/li><li data-section-id=\"1wh7x0d\" data-start=\"3464\" data-end=\"3491\">\u03b8 = g\u00f3c qu\u1ea5n t\u00ednh b\u1eb1ng radian<\/li><\/ul><p data-start=\"3493\" data-end=\"3613\">C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y cho ph\u00e9p m\u00f4 ph\u1ecfng m\u1ed9t c\u00e1ch th\u1ef1c t\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n tr\u00ean web th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eb9d24d e-flex e-con-boxed e-con e-parent\" data-id=\"eb9d24d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-153eddc elementor-widget elementor-widget-heading\" data-id=\"153eddc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quy tr\u00ecnh th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-340b2af elementor-widget elementor-widget-heading\" data-id=\"340b2af\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Chu\u1ea9n b\u1ecb m\u1eabu<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e33d0fb elementor-widget elementor-widget-text-editor\" data-id=\"e33d0fb\" 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\t\t<p data-start=\"3675\" data-end=\"3737\">Vi\u1ec7c chu\u1ea9n b\u1ecb m\u1eabu \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady.<\/p><p data-start=\"3739\" data-end=\"3775\">C\u00e1c k\u00edch th\u01b0\u1edbc ti\u00eau bi\u1ec3u c\u1ee7a m\u1eabu bao g\u1ed3m:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3777\" data-end=\"3902\"><thead data-start=\"3777\" data-end=\"3806\"><tr data-start=\"3777\" data-end=\"3806\"><th class=\"last:pe-10\" data-start=\"3777\" data-end=\"3789\" data-col-size=\"sm\">Tham s\u1ed1<\/th><th class=\"last:pe-10\" data-start=\"3789\" data-end=\"3806\" data-col-size=\"sm\">Gi\u00e1 tr\u1ecb \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead><tbody data-start=\"3838\" data-end=\"3902\"><tr data-start=\"3838\" data-end=\"3855\"><td style=\"text-align: center;\" data-start=\"3838\" data-end=\"3846\" data-col-size=\"sm\">Chi\u1ec1u r\u1ed9ng<\/td><td style=\"text-align: center;\" data-start=\"3846\" data-end=\"3855\" data-col-size=\"sm\">25 mm<\/td><\/tr><tr data-start=\"3856\" data-end=\"3875\"><td style=\"text-align: center;\" data-start=\"3856\" data-end=\"3865\" data-col-size=\"sm\">Chi\u1ec1u d\u00e0i<\/td><td style=\"text-align: center;\" data-start=\"3865\" data-end=\"3875\" data-col-size=\"sm\">500 mm<\/td><\/tr><tr data-start=\"3876\" data-end=\"3902\"><td style=\"text-align: center;\" data-start=\"3876\" data-end=\"3897\" data-col-size=\"sm\">S\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i t\u1ed1i thi\u1ec3u<\/td><td style=\"text-align: center;\" data-start=\"3897\" data-end=\"3902\" data-col-size=\"sm\">3<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"3904\" data-end=\"3929\">Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd:<\/p><ul data-start=\"3931\" data-end=\"4160\"><li data-section-id=\"1c5a4z2\" data-start=\"3931\" data-end=\"3971\">H\u00e3y s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u th\u00f4 b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3.<\/li><li data-section-id=\"exqdfq\" data-start=\"3972\" data-end=\"4003\">Tr\u00e1nh ch\u1ea1m v\u00e0o c\u00e1c b\u1ec1 m\u1eb7t c\u1ea7n ki\u1ec3m tra.<\/li><li data-section-id=\"1oxoehj\" data-start=\"4004\" data-end=\"4038\">Ng\u0103n ng\u1eeba s\u1ef1 h\u00ecnh th\u00e0nh g\u1edd s\u1eafc \u1edf m\u00e9p m\u1eabu th\u1eed.<\/li><li data-section-id=\"u5y54f\" data-start=\"4039\" data-end=\"4080\">Gi\u1eef h\u01b0\u1edbng m\u1eabu lu\u00f4n nh\u1ea5t qu\u00e1n.<\/li><li data-section-id=\"ph4enw\" data-start=\"4081\" data-end=\"4160\">Th\u1eed nghi\u1ec7m v\u1eadt li\u1ec7u \u1edf tr\u1ea1ng th\u00e1i nguy\u00ean b\u1ea3n khi xu\u1ea5t x\u01b0\u1edfng, tr\u1eeb khi c\u00f3 quy \u0111\u1ecbnh kh\u00e1c.<\/li><\/ul>\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-e204845 elementor-widget elementor-widget-heading\" data-id=\"e204845\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e1ch g\u1eafn m\u1eabu<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87800b5 elementor-widget elementor-widget-text-editor\" data-id=\"87800b5\" 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\t\t<p data-start=\"4190\" data-end=\"4217\">M\u1eabu v\u1eadt \u0111\u01b0\u1ee3c g\u1eafn nh\u01b0 sau:<\/p><ol data-start=\"4219\" data-end=\"4422\"><li data-section-id=\"ewfbck\" data-start=\"4219\" data-end=\"4264\">G\u1eafn m\u1ed9t \u0111\u1ea7u v\u00e0o b\u1ed9 chuy\u1ec3n \u0111\u1ed5i l\u1ef1c.<\/li><li data-section-id=\"z89xu0\" data-start=\"4265\" data-end=\"4310\">Treo m\u1eabu th\u1eed l\u00ean tr\u1ee5c l\u0103n th\u1eed nghi\u1ec7m.<\/li><li data-section-id=\"eijcwt\" data-start=\"4311\" data-end=\"4355\">\u00c1p d\u1ee5ng tr\u1ecdng l\u01b0\u1ee3ng c\u0103ng \u0111\u00e3 quy \u0111\u1ecbnh.<\/li><li data-section-id=\"1a3d3a3\" data-start=\"4356\" data-end=\"4385\">\u0110\u1ea3m b\u1ea3o s\u1ef1 c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c.<\/li><li data-section-id=\"59uekt\" data-start=\"4386\" data-end=\"4422\">Tr\u00e1nh c\u00e1c n\u1ebfp g\u1ea5p ho\u1eb7c n\u1ebfp nh\u0103n s\u00e2u.<\/li><\/ol><p data-start=\"4424\" data-end=\"4498\">Vi\u1ec7c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch gi\u00fap gi\u1ea3m thi\u1ec3u \u0111\u1ed9 bi\u1ebfn thi\u00ean trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m v\u00e0 n\u00e2ng cao \u0111\u1ed9 l\u1eb7p l\u1ea1i.<\/p>\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-7915411 elementor-widget elementor-widget-heading\" data-id=\"7915411\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e0i \u0111\u1eb7t c\u00e1c th\u00f4ng s\u1ed1 tr\u01b0\u1ee3t<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f32668 elementor-widget elementor-widget-text-editor\" data-id=\"3f32668\" 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\t\t<h4 data-start=\"4537\" data-end=\"4558\">V\u1eadn t\u1ed1c tr\u01b0\u1ee3t<\/h4><p data-start=\"4560\" data-end=\"4639\">Ti\u00eau chu\u1ea9n ASTM G143 khuy\u1ebfn ngh\u1ecb n\u00ean ch\u1ecdn c\u00e1c t\u1ed1c \u0111\u1ed9 m\u00f4 ph\u1ecfng \u0111i\u1ec1u ki\u1ec7n \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p><p data-start=\"4641\" data-end=\"4679\">T\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m \u0111i\u1ec3n h\u00ecnh dao \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb:<\/p><ul data-start=\"4681\" data-end=\"4785\"><li data-section-id=\"1245gj7\" data-start=\"4681\" data-end=\"4730\">T\u1eeb 5 mm\/ph\u00fat \u0111\u1ebfn 100 mm\/ph\u00fat cho c\u00e1c m\u00f4 ph\u1ecfng tr\u01b0\u1ee3t th\u1ea5p<\/li><li data-section-id=\"17qfci2\" data-start=\"4731\" data-end=\"4785\">T\u1ed1c \u0111\u1ed9 cao h\u01a1n khi c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 y\u00eau c\u1ea7u<\/li><\/ul><p data-start=\"4787\" data-end=\"4865\">Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ed1c \u0111\u1ed9 n\u00ean ph\u1ea3n \u00e1nh c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3.<\/p><h4 data-start=\"4867\" data-end=\"4888\">Kho\u1ea3ng c\u00e1ch tr\u01b0\u1ee3t<\/h4><p data-start=\"4890\" data-end=\"4919\">\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh (COF):<\/p><ul data-start=\"4921\" data-end=\"4968\"><li data-section-id=\"7skj74\" data-start=\"4921\" data-end=\"4968\">Vi\u1ec7c tr\u01b0\u1ee3t c\u00f3 th\u1ec3 d\u1eebng l\u1ea1i ngay sau khi chuy\u1ec3n \u0111\u1ed9ng b\u1eaft \u0111\u1ea7u.<\/li><\/ul><p data-start=\"4970\" data-end=\"5011\">\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh v\u00e0 \u0111\u1ed9ng:<\/p><ul data-start=\"5013\" data-end=\"5056\"><li data-section-id=\"1c1xel6\" data-start=\"5013\" data-end=\"5056\">N\u00ean s\u1eed d\u1ee5ng kho\u1ea3ng c\u00e1ch tr\u01b0\u1ee3t d\u00e0i h\u01a1n.<\/li><\/ul><p data-start=\"5058\" data-end=\"5101\">C\u00e1c nghi\u00ean c\u1ee9u li\u00ean ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ee7a ASTM th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng:<\/p><ul data-start=\"5103\" data-end=\"5128\"><li data-section-id=\"187g27h\" data-start=\"5103\" data-end=\"5128\">Kho\u1ea3ng c\u00e1ch tr\u01b0\u1ee3t 150 mm<\/li><\/ul><h4 data-start=\"5130\" data-end=\"5146\">\u0110\u1ed9 c\u0103ng c\u1ee7a b\u0103ng t\u1ea3i<\/h4><p data-start=\"5148\" data-end=\"5203\">\u00c1p l\u1ef1c cu\u1ed9n v\u1ea3i ph\u1ea3i ph\u1ea3n \u00e1nh \u0111\u00fang c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a quy tr\u00ecnh.<\/p><p data-start=\"5205\" data-end=\"5233\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p><ul data-start=\"5235\" data-end=\"5343\"><li data-section-id=\"xfes7t\" data-start=\"5235\" data-end=\"5260\">Nhi\u1ec1u m\u1ee9c \u0111\u1ed9 c\u0103ng<\/li><li data-section-id=\"djbt3f\" data-start=\"5261\" data-end=\"5307\">L\u1ef1c c\u0103ng t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 150 N tr\u00ean d\u1ea3i b\u0103ng r\u1ed9ng 25 mm<\/li><li data-section-id=\"3opu6w\" data-start=\"5308\" data-end=\"5343\">C\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1ed9 l\u1eb7p l\u1ea1i \u1edf m\u1ee9c kho\u1ea3ng 45 N<\/li><\/ul>\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-49de134 elementor-widget elementor-widget-heading\" data-id=\"49de134\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e0i \u0111\u1eb7t c\u00e1c th\u00f4ng s\u1ed1 tr\u01b0\u1ee3t<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eccdb39 elementor-widget elementor-widget-text-editor\" data-id=\"eccdb39\" 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\t\t<p data-start=\"5369\" data-end=\"5428\">G\u00f3c qu\u1ea5n c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn c\u00e1c ph\u00e9p t\u00ednh ma s\u00e1t.<\/p><p data-start=\"5430\" data-end=\"5452\">C\u00e1c gi\u00e1 tr\u1ecb chung bao g\u1ed3m:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5454\" data-end=\"5612\"><thead data-start=\"5454\" data-end=\"5482\"><tr data-start=\"5454\" data-end=\"5482\"><th class=\"last:pe-10\" data-start=\"5454\" data-end=\"5467\" data-col-size=\"sm\">G\u00f3c qu\u1ea5n<\/th><th class=\"last:pe-10\" data-start=\"5467\" data-end=\"5482\" data-col-size=\"sm\">\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead><tbody data-start=\"5512\" data-end=\"5612\"><tr data-start=\"5512\" data-end=\"5546\"><td data-start=\"5512\" data-end=\"5518\" data-col-size=\"sm\">90\u00b0<\/td><td data-start=\"5518\" data-end=\"5546\" data-col-size=\"sm\">\u0110\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb theo ti\u00eau chu\u1ea9n ASTM G143<\/td><\/tr><tr data-start=\"5547\" data-end=\"5573\"><td data-start=\"5547\" data-end=\"5554\" data-col-size=\"sm\">180\u00b0<\/td><td data-start=\"5554\" data-end=\"5573\" data-col-size=\"sm\">Gi\u1edbi h\u1ea1n t\u1ed1i \u0111a<\/td><\/tr><tr data-start=\"5574\" data-end=\"5612\"><td data-start=\"5574\" data-end=\"5590\" data-col-size=\"sm\">G\u00f3c t\u00f9y ch\u1ec9nh<\/td><td data-start=\"5590\" data-end=\"5612\" data-col-size=\"sm\">M\u00f4 ph\u1ecfng quy tr\u00ecnh<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"5614\" data-end=\"5697\">G\u00f3c qu\u1ea5n 90\u00b0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u00ec n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa t\u00ednh th\u1ef1c ti\u1ec5n v\u00e0 kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-13318d3 e-flex e-con-boxed e-con e-parent\" data-id=\"13318d3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2583bec elementor-widget elementor-widget-heading\" data-id=\"2583bec\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM G143 so v\u1edbi ASTM D1894<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c0cc36 elementor-widget elementor-widget-text-editor\" data-id=\"8c0cc36\" 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\t\t<p data-start=\"7124\" data-end=\"7169\">Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng so s\u00e1nh ti\u00eau chu\u1ea9n ASTM G143 v\u1edbi <a href=\"https:\/\/www.coefficientfriction.com\/vi\/astm-d1894\/\" target=\"_blank\" rel=\"noopener\">ASTM D1894<\/a>.<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"7171\" data-end=\"7517\"><thead data-start=\"7171\" data-end=\"7207\"><tr data-start=\"7171\" data-end=\"7207\"><th class=\"last:pe-10\" data-start=\"7171\" data-end=\"7181\" data-col-size=\"sm\">T\u00ednh n\u0103ng<\/th><th class=\"last:pe-10\" data-start=\"7181\" data-end=\"7193\" data-col-size=\"sm\">ASTM G143<\/th><th class=\"last:pe-10\" data-start=\"7193\" data-end=\"7207\" data-col-size=\"sm\">ASTM D1894<\/th><\/tr><\/thead><tbody data-start=\"7246\" data-end=\"7517\"><tr data-start=\"7246\" data-end=\"7294\"><td style=\"text-align: center;\" data-start=\"7246\" data-end=\"7265\" data-col-size=\"sm\">H\u00ecnh h\u1ecdc ti\u1ebfp x\u00fac<\/td><td style=\"text-align: center;\" data-start=\"7265\" data-end=\"7278\" data-col-size=\"sm\">Roller-Web<\/td><td style=\"text-align: center;\" data-start=\"7278\" data-end=\"7294\" data-col-size=\"sm\">B\u1ec1 m\u1eb7t ph\u1eb3ng<\/td><\/tr><tr data-start=\"7295\" data-end=\"7370\"><td style=\"text-align: center;\" data-start=\"7295\" data-end=\"7317\" data-col-size=\"sm\">\u1ee8ng d\u1ee5ng ch\u00ednh<\/td><td style=\"text-align: center;\" data-start=\"7317\" data-end=\"7341\" data-col-size=\"sm\">H\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n tr\u00ean web<\/td><td style=\"text-align: center;\" data-start=\"7341\" data-end=\"7370\" data-col-size=\"sm\">Ma s\u00e1t v\u1eadt li\u1ec7u n\u00f3i chung<\/td><\/tr><tr data-start=\"7371\" data-end=\"7418\"><td style=\"text-align: center;\" data-start=\"7371\" data-end=\"7388\" data-col-size=\"sm\">M\u00f4 h\u00ecnh ma s\u00e1t<\/td><td style=\"text-align: center;\" data-start=\"7388\" data-end=\"7404\" data-col-size=\"sm\">D\u1ef1a tr\u00ean tr\u1ee5c quay<\/td><td style=\"text-align: center;\" data-start=\"7404\" data-end=\"7418\" data-col-size=\"sm\">D\u1ef1a tr\u00ean xe tr\u01b0\u1ee3t tuy\u1ebft<\/td><\/tr><tr data-start=\"7419\" data-end=\"7459\"><td style=\"text-align: center;\" data-start=\"7419\" data-end=\"7440\" data-col-size=\"sm\">M\u00f4 ph\u1ecfng quy tr\u00ecnh<\/td><td style=\"text-align: center;\" data-start=\"7440\" data-end=\"7447\" data-col-size=\"sm\">Cao<\/td><td style=\"text-align: center;\" data-start=\"7447\" data-end=\"7459\" data-col-size=\"sm\">Trung b\u00ecnh<\/td><\/tr><tr data-start=\"7460\" data-end=\"7517\"><td style=\"text-align: center;\" data-start=\"7460\" data-end=\"7488\" data-col-size=\"sm\">\u0110\u00e1nh gi\u00e1 m\u00e0ng bao b\u00ec<\/td><td style=\"text-align: center;\" data-start=\"7488\" data-end=\"7500\" data-col-size=\"sm\">Tuy\u1ec7t v\u1eddi<\/td><td style=\"text-align: center;\" data-start=\"7500\" data-end=\"7517\" data-col-size=\"sm\">Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"7519\" data-end=\"7680\">Ti\u00eau chu\u1ea9n ASTM D1894 v\u1eabn l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111o h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh (COF) tr\u00ean m\u00e0ng bao b\u00ec \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t, trong khi ti\u00eau chu\u1ea9n ASTM G143 mang l\u1ea1i m\u00f4 ph\u1ecfng th\u1ef1c t\u1ebf h\u01a1n v\u1ec1 m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t s\u1eed d\u1ee5ng tr\u1ee5c l\u0103n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2611852 e-flex e-con-boxed e-con e-parent\" data-id=\"2611852\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7e3a05c e-con-full e-flex e-con e-child\" data-id=\"7e3a05c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b0a9a8c elementor-widget elementor-widget-heading\" data-id=\"b0a9a8c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Thi\u1ebft b\u1ecb d\u00f9ng cho th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c8ccf38 elementor-widget elementor-widget-text-editor\" data-id=\"c8ccf38\" 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\t\t<p data-start=\"7723\" data-end=\"7761\">\u0110\u1ec3 th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143, c\u1ea7n ph\u1ea3i:<\/p><ul data-start=\"7763\" data-end=\"7965\"><li data-section-id=\"1ypbcdl\" data-start=\"7763\" data-end=\"7792\">\u0110o l\u1ef1c ch\u00ednh x\u00e1c<\/li><li data-section-id=\"uaac5\" data-start=\"7793\" data-end=\"7818\">Bi\u1ebfn d\u1ea1ng c\u00f3 ki\u1ec3m so\u00e1t<\/li><li data-section-id=\"1qgmycu\" data-start=\"7819\" data-end=\"7842\">T\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/li><li data-section-id=\"p6pqox\" data-start=\"7843\" data-end=\"7872\">Kh\u1ea3 n\u0103ng thu th\u1eadp d\u1eef li\u1ec7u<\/li><li data-section-id=\"1535ikj\" data-start=\"7873\" data-end=\"7902\">B\u1ed9 gi\u00e1 \u0111\u1ee1 con l\u0103n chuy\u00ean d\u1ee5ng<\/li><li data-section-id=\"rojj7b\" data-start=\"7903\" data-end=\"7940\">C\u1ea5u h\u00ecnh g\u00f3c qu\u1ea5n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/li><li data-section-id=\"1ypn48f\" data-start=\"7941\" data-end=\"7965\">H\u1ec7 th\u1ed1ng t\u1ea3i tr\u1ecdng k\u00e9o c\u0103ng<\/li><\/ul><p data-start=\"7967\" data-end=\"8108\">Nhi\u1ec1u ph\u00f2ng th\u00ed nghi\u1ec7m s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n k\u00e9o \u0111a n\u0103ng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c b\u1ed9 k\u1eb9p ma s\u00e1t t\u00f9y ch\u1ec9nh \u0111\u1ec3 th\u1ef1c hi\u1ec7n ph\u00e9p \u0111o ma s\u00e1t gi\u1eefa con l\u0103n v\u00e0 d\u1ea3i v\u1eadt li\u1ec7u.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-25c167f e-con-full e-flex e-con e-child\" data-id=\"25c167f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35feb3f elementor-widget elementor-widget-heading\" data-id=\"35feb3f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gi\u1ea3i ph\u00e1p Cell Instruments<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d0c8677 elementor-widget elementor-widget-text-editor\" data-id=\"d0c8677\" 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\t\t<p data-start=\"8141\" data-end=\"8284\">C\u00e1i <strong data-start=\"8145\" data-end=\"8170\">M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n k\u00e9o TST-01<\/strong> Khi k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t b\u1ed9 k\u1eb9p ma s\u00e1t con l\u0103n\/b\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang, thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 n\u1ec1n t\u1ea3ng c\u1ed1t l\u00f5i cho c\u00e1c th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM G143.<\/p><p data-start=\"8286\" data-end=\"8309\">C\u00e1c \u01b0u \u0111i\u1ec3m ch\u00ednh bao g\u1ed3m:<\/p><ul data-start=\"8311\" data-end=\"8628\"><li data-section-id=\"k3au6w\" data-start=\"8311\" data-end=\"8361\">Ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng PLC v\u1edbi m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng 7 inch<\/li><li data-section-id=\"1o8juqv\" data-start=\"8362\" data-end=\"8402\">H\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng v\u00edt bi c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/li><li data-section-id=\"11r2jjw\" data-start=\"8403\" data-end=\"8439\">T\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong kho\u1ea3ng t\u1eeb 1\u2013500 mm\/ph\u00fat<\/li><li data-section-id=\"12uftm5\" data-start=\"8440\" data-end=\"8469\">L\u1ef1c t\u00e1c d\u1ee5ng t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 1 kN<\/li><li data-section-id=\"9x1ctf\" data-start=\"8470\" data-end=\"8505\">\u0110o \u0111\u1ed9 d\u1ecbch chuy\u1ec3n ch\u00ednh x\u00e1c<\/li><li data-section-id=\"heoxsq\" data-start=\"8506\" data-end=\"8537\">Hi\u1ec3n th\u1ecb \u0111\u01b0\u1eddng cong l\u1ef1c theo th\u1eddi gian th\u1ef1c<\/li><li data-section-id=\"ofk9hg\" data-start=\"8538\" data-end=\"8566\">T\u00edch h\u1ee3p thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh t\u00f9y ch\u1ec9nh<\/li><li data-section-id=\"cs3dmn\" data-start=\"8567\" data-end=\"8628\">C\u1ea5u h\u00ecnh linh ho\u1ea1t \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m chuy\u00ean bi\u1ec7t<\/li><\/ul><p data-start=\"8630\" data-end=\"8807\">\u0110\u1ed1i v\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ti\u1ebfn h\u00e0nh \u0111\u00e1nh gi\u00e1 nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u v\u00e0 \u0111i\u1ec1u ki\u1ec7n ma s\u00e1t kh\u00e1c nhau, c\u00e1c thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p \u0111a tr\u1ea1m c\u00f3 th\u1ec3 gi\u00fap n\u00e2ng cao h\u01a1n n\u1eefa hi\u1ec7u qu\u1ea3 th\u1eed nghi\u1ec7m v\u00e0 \u0111\u1ed9 l\u1eb7p l\u1ea1i.<\/p>\t\t\t\t\t\t\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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-16cdbb1 e-flex e-con-boxed e-con e-parent\" data-id=\"16cdbb1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-911e548 elementor-widget elementor-widget-text-editor\" data-id=\"911e548\" 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\t\t<p data-start=\"9941\" data-end=\"10593\">Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c \u0111\u1eb7c t\u00ednh ma s\u00e1t gi\u1eefa tr\u1ee5c l\u0103n v\u00e0 d\u1ea3i v\u1eadt li\u1ec7u l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh x\u1eed l\u00fd d\u1ea3i v\u1eadt li\u1ec7u di\u1ec5n ra \u1ed5n \u0111\u1ecbnh, quy tr\u00ecnh s\u1ea3n xu\u1ea5t hi\u1ec7u qu\u1ea3 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m lu\u00f4n \u0111\u1ed3ng \u0111\u1ec1u. <a href=\"https:\/\/store.astm.org\/g0143-03r18.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM G143<\/a> cung c\u1ea5p d\u1eef li\u1ec7u qu\u00fd gi\u00e1 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 v\u1eadt li\u1ec7u, b\u1ec1 m\u1eb7t con l\u0103n, l\u1edbp ph\u1ee7 v\u00e0 \u0111i\u1ec1u ki\u1ec7n gia c\u00f4ng. Cell Instruments cung c\u1ea5p c\u00e1c n\u1ec1n t\u1ea3ng th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n k\u00e9o, b\u1ed9 k\u1eb9p ma s\u00e1t t\u00f9y ch\u1ec9nh v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p th\u1eed nghi\u1ec7m chuy\u00ean d\u1ee5ng cho t\u1eebng \u1ee9ng d\u1ee5ng, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n ASTM G143 v\u00e0 c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m h\u1ec7 s\u1ed1 ma s\u00e1t kh\u00e1c. D\u00f9 qu\u00fd v\u1ecb \u0111ang ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u m\u1edbi hay c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t, vi\u1ec7c l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 gi\u00fap thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u ma s\u00e1t \u0111\u00e1ng tin c\u1eady v\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng v\u00e0o th\u1ef1c ti\u1ec5n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Ti\u00eau chu\u1ea9n ASTM G143: Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111o c\u00e1c \u0111\u1eb7c t\u00ednh ma s\u00e1t gi\u1eefa d\u1ea3i v\u1eadt li\u1ec7u v\u00e0 con l\u0103n ASTM G143 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 h\u00e0nh vi ma s\u00e1t gi\u1eefa m\u1ed9t d\u1ea3i v\u1eadt li\u1ec7u d\u1ebbo v\u00e0 b\u1ec1 m\u1eb7t con l\u0103n h\u00ecnh tr\u1ee5. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111o c\u1ea3 h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh v\u00e0 \u0111\u1ed9ng (COF) trong qu\u00e1 tr\u00ecnh ti\u1ebfp x\u00fac tr\u01b0\u1ee3t v\u00e0 gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t hi\u1ec3u r\u00f5 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a v\u1eadt li\u1ec7u d\u1ea3i [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-803","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/pages\/803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/comments?post=803"}],"version-history":[{"count":4,"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/pages\/803\/revisions"}],"predecessor-version":[{"id":808,"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/pages\/803\/revisions\/808"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/vi\/wp-json\/wp\/v2\/media?parent=803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}