{"id":2595,"date":"2026-09-21T00:33:24","date_gmt":"2026-09-20T17:33:24","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/"},"modified":"2026-09-21T00:33:24","modified_gmt":"2026-09-20T17:33:24","slug":"thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/","title":{"rendered":"Thanh \u0111\u1eb7c inox: L\u00e1p tr\u00f2n, Thanh V, La \u0111\u00fac \u2013 ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc v\u00e0 \u1ee9ng d\u1ee5ng"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2595&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0110\u00e1nh gi\u00e1&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Thanh \u0111\u1eb7c inox: L\u00e1p tr\u00f2n, Thanh V, La \u0111\u00fac \u2013 ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc v\u00e0 \u1ee9ng d\u1ee5ng&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">\u0110\u00e1nh gi\u00e1<\/span>\n    <\/div>\n    <\/div>\n<div class=\"custom-toc\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Noi_dung_chinh\" >N\u1ed9i dung ch\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Tong_quan_nhanh_ve_thanh_dac_inox_va_vai_tro\" >T\u1ed5ng quan nhanh v\u1ec1 thanh \u0111\u1eb7c inox v\u00e0 vai tr\u00f2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Lap_tron_inox_Round_Bar\" >L\u00e1p tr\u00f2n inox (Round Bar)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Quy_trinh_san_xuat_tieu_chuan_lien_quan\" >Quy tr\u00ecnh s\u1ea3n xu\u1ea5t &#038; ti\u00eau chu\u1ea9n li\u00ean quan<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Kich_thuoc_dung_sai_va_be_mat\" >K\u00edch th\u01b0\u1edbc, dung sai v\u00e0 b\u1ec1 m\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Ung_dung_dien_hinh_theo_mac_thep\" >\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh theo m\u00e1c th\u00e9p<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Thanh_V_inox_Angle_Bar\" >Thanh V inox (Angle Bar)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Phan_loai_va_tieu_chuan\" >Ph\u00e2n lo\u1ea1i v\u00e0 ti\u00eau chu\u1ea9n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Kich_thuoc_pho_bien_tai_Viet_Nam\" >K\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn t\u1ea1i Vi\u1ec7t Nam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Ung_dung_luu_y_thiet_ke\" >\u1ee8ng d\u1ee5ng &#038; l\u01b0u \u00fd thi\u1ebft k\u1ebf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#La_duc_inox_Flat_Bar\" >La \u0111\u00fac inox (Flat Bar)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#La_duc_vs_La_xe_bang\" >La \u0111\u00fac vs. La x\u1ebb b\u0103ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Kich_thuoc_tieu_chuan_va_be_mat\" >K\u00edch th\u01b0\u1edbc, ti\u00eau chu\u1ea9n v\u00e0 b\u1ec1 m\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Ung_dung\" >\u1ee8ng d\u1ee5ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Lua_chon_mac_thep_theo_moi_truong_han_va_gia_cong\" >L\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p theo m\u00f4i tr\u01b0\u1eddng, h\u00e0n v\u00e0 gia c\u00f4ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Cong_thuc_tinh_trong_luong_nhanh_uoc_tinh_tai_xuong\" >C\u00f4ng th\u1ee9c t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng nhanh (\u01b0\u1edbc t\u00ednh t\u1ea1i x\u01b0\u1edfng)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Kiem_soat_chat_luong_va_chung_chi\" >Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ch\u1ee9ng ch\u1ec9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Gia_ca_va_nguon_cung_tai_Viet_Nam\" >Gi\u00e1 c\u1ea3 v\u00e0 ngu\u1ed3n cung t\u1ea1i Vi\u1ec7t Nam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#FAQ_nhanh\" >FAQ nhanh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/inoxcuongthinh.com\/thanh-dac-inox-lap-tron-thanh-v-la-duc-tieu-chuan-kich-thuoc-va-ung-dung\/#Nguon_tham_khao\" >Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Noi_dung_chinh\"><\/span>N\u1ed9i dung ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><a href=\"#toc-0-tong-quan-nhanh-ve-thanh-dac-inox-va-vai-tro\">T\u1ed5ng quan nhanh v\u1ec1 thanh \u0111\u1eb7c inox v\u00e0 vai tr\u00f2<\/a><\/li>\n<li><a href=\"#toc-1-lap-tron-inox-round-bar\">L\u00e1p tr\u00f2n inox (Round Bar)<\/a><\/li>\n<li><a href=\"#toc-2-thanh-v-inox-angle-bar\">Thanh V inox (Angle Bar)<\/a><\/li>\n<li><a href=\"#toc-3-la-duc-inox-flat-bar\">La \u0111\u00fac inox (Flat Bar)<\/a><\/li>\n<li><a href=\"#toc-4-lua-chon-mac-thep-theo-moi-truong-han-va-gia-cong\">L\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p theo m\u00f4i tr\u01b0\u1eddng, h\u00e0n v\u00e0 gia c\u00f4ng<\/a><\/li>\n<li><a href=\"#toc-5-cong-thuc-tinh-trong-luong-nhanh-uoc-tinh-tai-xuon\">C\u00f4ng th\u1ee9c t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng nhanh (\u01b0\u1edbc t\u00ednh t\u1ea1i x\u01b0\u1edfng)<\/a><\/li>\n<li><a href=\"#toc-6-kiem-soat-chat-luong-va-chung-chi\">Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ch\u1ee9ng ch\u1ec9<\/a><\/li>\n<li><a href=\"#toc-7-gia-ca-va-nguon-cung-tai-viet-nam\">Gi\u00e1 c\u1ea3 v\u00e0 ngu\u1ed3n cung t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-8-faq-nhanh\">FAQ nhanh<\/a><\/li>\n<li><a href=\"#toc-9-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Thanh \u0111\u1eb7c inox l\u00e0 nh\u00f3m s\u1ea3n ph\u1ea9m c\u1ed1t l\u00f5i c\u00f9ng v\u1edbi t\u1ea5m, cu\u1ed9n, \u1ed1ng v\u00e0 h\u1ed9p, ph\u1ee5c v\u1ee5 t\u1eeb k\u1ebft c\u1ea5u khung, tr\u1ee5c truy\u1ec1n \u0111\u1ed9ng \u0111\u1ebfn \u0111\u1ed3 g\u00e1 ch\u00ednh x\u00e1c. B\u00e0i vi\u1ebft n\u00e0y \u0111i th\u1eb3ng v\u00e0o 3 d\u1ea1ng ti\u00eau bi\u1ec3u nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam: L\u00e1p tr\u00f2n (round bar), Thanh V (angle), v\u00e0 La \u0111\u00fac (flat bar) \u2014 c\u00e1ch ph\u00e2n lo\u1ea1i, ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt, k\u00edch th\u01b0\u1edbc, c\u00f4ng th\u1ee9c t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng, l\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p theo m\u00f4i tr\u01b0\u1eddng v\u00e0 y\u00eau c\u1ea7u gia c\u00f4ng.<\/p>\n<h2 id=\"toc-0-tong-quan-nhanh-ve-thanh-dac-inox-va-vai-tro\"><span class=\"ez-toc-section\" id=\"Tong_quan_nhanh_ve_thanh_dac_inox_va_vai_tro\"><\/span>T\u1ed5ng quan nhanh v\u1ec1 thanh \u0111\u1eb7c inox v\u00e0 vai tr\u00f2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; L\u00e1p tr\u00f2n: gia c\u00f4ng ti\u1ec7n, phay \u0111\u1ec3 l\u00e0m tr\u1ee5c, ch\u1ed1t, bu l\u00f4ng, tr\u1ee5 \u0111\u1ee1, linh ki\u1ec7n b\u01a1m-khu\u1ea5y.<br \/>\n&#8211; Thanh V: ph\u1ea7n t\u1eed k\u1ebft c\u1ea5u, g\u00e2n t\u0103ng c\u1ee9ng cho khung, b\u00e0n thao t\u00e1c, lan can, gi\u00e1 k\u1ec7.<br \/>\n&#8211; La \u0111\u00fac (thanh d\u1eb9t): b\u1ea3n m\u00e3, c\u00e0ng \u0111\u1ee1, thanh gi\u1eb1ng, n\u1eb9p, khung c\u1eeda, chi ti\u1ebft d\u1eadp\/\u0111\u1ee5c l\u1ed7.<\/p>\n<p>C\u00e1c m\u00e1c inox th\u00f4ng d\u1ee5ng:<br \/>\n&#8211; 201: kinh t\u1ebf, d\u00f9ng n\u1ed9i th\u1ea5t\/ngo\u1ea1i th\u1ea5t nh\u1eb9, m\u00f4i tr\u01b0\u1eddng \u00edt chloride.<br \/>\n&#8211; 304\/304L: th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c, h\u00f3a ch\u1ea5t nh\u1eb9; h\u00e0n t\u1ed1t; d\u00f9ng r\u1ed9ng r\u00e3i nh\u1ea5t.<br \/>\n&#8211; 316\/316L: ch\u1ed1ng pitting\/crevice t\u1ed1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng chloride, bi\u1ec3n, h\u1ed3 b\u01a1i.<br \/>\n&#8211; 303: t\u1ed1i \u01b0u gia c\u00f4ng c\u1eaft g\u1ecdt (kh\u00f4ng khuy\u1ebfn ngh\u1ecb h\u00e0n).<br \/>\n&#8211; 410\/420\/431: martensitic, c\u00f3 th\u1ec3 t\u00f4i ram t\u0103ng \u0111\u1ed9 c\u1ee9ng; d\u00f9ng cho tr\u1ee5c, dao, chi ti\u1ebft ch\u1ecbu m\u00e0i m\u00f2n.<br \/>\n&#8211; 310S: ch\u1ecbu nhi\u1ec7t cao.<\/p>\n<h2 id=\"toc-1-lap-tron-inox-round-bar\"><span class=\"ez-toc-section\" id=\"Lap_tron_inox_Round_Bar\"><\/span>L\u00e1p tr\u00f2n inox (Round Bar)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Quy_trinh_san_xuat_tieu_chuan_lien_quan\"><\/span>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t &#038; ti\u00eau chu\u1ea9n li\u00ean quan<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Quy tr\u00ecnh: \u0111\u00fac ph\u00f4i \u2192 c\u00e1n n\u00f3ng\/r\u00e8n \u2192 \u1ee7 m\u1ec1m \u2192 t\u1ea9y g\u1ec9 (pickling) \u2192 k\u00e9o ngu\u1ed9i\/ti\u1ec7n b\u00f3c\/mi\u1ebft tr\u00f2n \u2192 m\u00e0i b\u00f3ng\/\u0111\u00e1nh b\u00f3ng (t\u00f9y y\u00eau c\u1ea7u).<br \/>\n&#8211; Ti\u00eau chu\u1ea9n:<br \/>\n  &#8211; ASTM A276\/A479: thanh inox c\u00e1n\/n\u00f3ng, k\u00e9o ngu\u1ed9i cho \u1ee9ng d\u1ee5ng c\u01a1 kh\u00ed v\u00e0 n\u1ed3i h\u01a1i.<br \/>\n  &#8211; ASTM A484: y\u00eau c\u1ea7u chung v\u1ec1 dung sai, b\u1ec1 m\u1eb7t, \u0111\u1ed9 th\u1eb3ng cho thanh inox.<br \/>\n  &#8211; JIS G4303; EN 10088-3: ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a Nh\u1eadt\/EU.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kich_thuoc_dung_sai_va_be_mat\"><\/span>K\u00edch th\u01b0\u1edbc, dung sai v\u00e0 b\u1ec1 m\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea3i k\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn: \u03a63\u2013\u03a6200 mm (c\u00f3 th\u1ec3 \u0111\u1ebfn \u03a6300 mm theo \u0111\u1eb7t h\u00e0ng).<br \/>\n&#8211; Chi\u1ec1u d\u00e0i: 3 m, 6 m; c\u1eaft theo y\u00eau c\u1ea7u.<br \/>\n&#8211; Dung sai \u0111\u01b0\u1eddng k\u00ednh:<br \/>\n  &#8211; C\u00e1n n\u00f3ng, HRAP: dung sai ti\u00eau chu\u1ea9n theo ASTM A484.<br \/>\n  &#8211; K\u00e9o ngu\u1ed9i\/b\u00f3c ti\u1ec7n: c\u1ea5p h11\/h10; m\u00e0i t\u00e2m (centerless ground) c\u00f3 th\u1ec3 \u0111\u1ebfn h9.<br \/>\n&#8211; B\u1ec1 m\u1eb7t:<br \/>\n  &#8211; HRAP (Hot Rolled, Annealed &#038; Pickled): nh\u00e1m m\u1edd, th\u00edch h\u1ee3p h\u00e0n\/k\u1ebft c\u1ea5u.<br \/>\n  &#8211; Bright drawn\/turned &#038; polished: s\u00e1ng, k\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, ti\u1ec7n gia c\u00f4ng CNC.<br \/>\n  &#8211; \u0110\u00e1nh b\u00f3ng trang tr\u00ed: 180\/240\/320\/400 grit (y\u00eau c\u1ea7u ngo\u1ea1i quan).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung_dung_dien_hinh_theo_mac_thep\"><\/span>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh theo m\u00e1c th\u00e9p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; 304\/304L: tr\u1ee5c b\u01a1m th\u1ef1c ph\u1ea9m, tr\u1ee5c khu\u1ea5y, ch\u1ed1t \u0111\u1ecbnh v\u1ecb, ch\u1ebf t\u1ea1o bu l\u00f4ng\/\u00ea-cu, ty ren.<br \/>\n&#8211; 316\/316L: tr\u1ee5c m\u00e1y b\u01a1m n\u01b0\u1edbc bi\u1ec3n, linh ki\u1ec7n ngo\u00e0i kh\u01a1i, thi\u1ebft b\u1ecb h\u1ed3 b\u01a1i, ng\u00e0nh mu\u1ed1i.<br \/>\n&#8211; 201: tay n\u1eafm, \u0111\u1ed3 gia d\u1ee5ng, chi ti\u1ebft kh\u00f4ng ti\u1ebfp x\u00fac h\u00f3a ch\u1ea5t\/chloride.<br \/>\n&#8211; 303: ti\u1ec7n CNC t\u1ed1c \u0111\u1ed9 cao cho ph\u1ee5 ki\u1ec7n ren\/\u0111\u1ea7u n\u1ed1i; kh\u00f4ng \u01b0u ti\u00ean h\u00e0n.<br \/>\n&#8211; 420\/431: tr\u1ee5c ch\u1ecbu m\u00e0i m\u00f2n, ch\u1ed1t khu\u00f4n, dao c\u00f4ng nghi\u1ec7p (c\u1ea7n x\u1eed l\u00fd nhi\u1ec7t).<\/p>\n<h2 id=\"toc-2-thanh-v-inox-angle-bar\"><span class=\"ez-toc-section\" id=\"Thanh_V_inox_Angle_Bar\"><\/span>Thanh V inox (Angle Bar)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Phan_loai_va_tieu_chuan\"><\/span>Ph\u00e2n lo\u1ea1i v\u00e0 ti\u00eau chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; H\u00ecnh d\u1ea1ng: V \u0111\u1ec1u (hai c\u1ea1nh b\u1eb1ng), V l\u1ec7ch (hai c\u1ea1nh kh\u00e1c nhau).<br \/>\n&#8211; Quy tr\u00ecnh:<br \/>\n  &#8211; C\u00e1n n\u00f3ng\/\u0111\u00fac c\u00e1n: g\u00f3c V li\u1ec1n kh\u1ed1i, m\u00e9p bo cong, \u0111\u1ed9 b\u1ec1n k\u1ebft c\u1ea5u t\u1ed1t.<br \/>\n  &#8211; H\u00e0n ch\u1ebf t\u1ea1o t\u1eeb la x\u1ebb b\u0103ng: linh ho\u1ea1t k\u00edch th\u01b0\u1edbc nh\u01b0ng \u0111\u01b0\u1eddng h\u00e0n c\u1ea7n x\u1eed l\u00fd.<br \/>\n&#8211; Ti\u00eau chu\u1ea9n tham chi\u1ebfu: ASTM A276\/A484 (y\u00eau c\u1ea7u chung cho thanh), EN 10056 (h\u00ecnh h\u1ecdc g\u00f3c V \u2014 tham kh\u1ea3o).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kich_thuoc_pho_bien_tai_Viet_Nam\"><\/span>K\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; V \u0111\u1ec1u: 20\u00d720\u00d73; 25\u00d725\u00d73; 30\u00d730\u00d73\u20134; 40\u00d740\u00d73\u20135; 50\u00d750\u00d74\u20136; 60\u00d760\u00d75\u20136; 75\u00d775\u00d76\u20138; 100\u00d7100\u00d78\u201310 mm.<br \/>\n&#8211; V l\u1ec7ch: 30\u00d720\u00d73; 40\u00d725\u00d73\u20134; 50\u00d730\u00d74\u20135; 65\u00d750\u00d75\u20136 mm.<br \/>\n&#8211; Chi\u1ec1u d\u00e0i: 6 m; c\u1eaft theo y\u00eau c\u1ea7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung_dung_luu_y_thiet_ke\"><\/span>\u1ee8ng d\u1ee5ng &#038; l\u01b0u \u00fd thi\u1ebft k\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u1ee8ng d\u1ee5ng: khung b\u00e0n thao t\u00e1c, g\u00e2n t\u0103ng c\u1ee9ng b\u1ec7 m\u00e1y, lan can\/k\u1ec7 c\u00f4ng nghi\u1ec7p, gi\u1eb1ng m\u00e1i inox.<br \/>\n&#8211; L\u01b0u \u00fd:<br \/>\n  &#8211; Ch\u1ecdn chi\u1ec1u d\u00e0y theo t\u1ea3i v\u00e0 nh\u1ecbp; d\u00f9ng 316\/316L cho b\u1edd bi\u1ec3n\/h\u1ed3 b\u01a1i.<br \/>\n  &#8211; N\u1ebfu h\u00e0n nhi\u1ec1u, \u01b0u ti\u00ean 304L\/316L \u0111\u1ec3 gi\u1ea3m nh\u1ea1y c\u1ea3m h\u00f3a b\u1ec1n do nhi\u1ec7t.<br \/>\n  &#8211; V\u1edbi k\u1ebft c\u1ea5u trang tr\u00ed, c\u00f3 th\u1ec3 \u0111\u00e1nh b\u00f3ng g\u00f3c ngo\u00e0i; tr\u00e1nh m\u00e0i qu\u00e1 s\u00e2u g\u00e2y m\u1ecfng c\u00e1nh.<\/p>\n<h2 id=\"toc-3-la-duc-inox-flat-bar\"><span class=\"ez-toc-section\" id=\"La_duc_inox_Flat_Bar\"><\/span>La \u0111\u00fac inox (Flat Bar)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"La_duc_vs_La_xe_bang\"><\/span>La \u0111\u00fac vs. La x\u1ebb b\u0103ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; La \u0111\u00fac\/c\u00e1n n\u00f3ng:<br \/>\n  &#8211; M\u00e9p cu\u1ed1n tr\u00f2n, b\u1ec1 d\u00e0y \u1ed5n \u0111\u1ecbnh, ch\u1ecbu l\u1ef1c t\u1ed1t, \u00edt ba via; ph\u00f9 h\u1ee3p b\u1ea3n m\u00e3, c\u00e0ng \u0111\u1ee1.<br \/>\n&#8211; La x\u1ebb b\u0103ng (slit\/sheeared t\u1eeb cu\u1ed9n ho\u1eb7c t\u1ea5m):<br \/>\n  &#8211; M\u00e9p c\u1eaft s\u1eafc, c\u00f3 ba via; \u0111\u1ed9 ph\u1eb3ng t\u1ed1t n\u1ebfu x\u1ebb t\u1eeb coil 2B\/BA; kinh t\u1ebf cho d\u1ea3i k\u00edch th\u01b0\u1edbc linh ho\u1ea1t, s\u1ea3n xu\u1ea5t nhanh.<br \/>\n&#8211; Ch\u1ecdn lo\u1ea1i:<br \/>\n  &#8211; K\u1ebft c\u1ea5u ch\u1ecbu t\u1ea3i\/\u0111\u1ee5c l\u1ed7 nhi\u1ec1u: \u01b0u ti\u00ean la \u0111\u00fac.<br \/>\n  &#8211; Trang tr\u00ed\/\u0111\u01b0\u1eddng th\u1eb3ng d\u00e0i, y\u00eau c\u1ea7u ph\u1eb3ng v\u00e0 b\u1ec1 m\u1eb7t \u0111\u1eb9p: la x\u1ebb t\u1eeb coil BA\/2B.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kich_thuoc_tieu_chuan_va_be_mat\"><\/span>K\u00edch th\u01b0\u1edbc, ti\u00eau chu\u1ea9n v\u00e0 b\u1ec1 m\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea3i k\u00edch th\u01b0\u1edbc: r\u1ed9ng 10\u2013200 mm; d\u00e0y 3\u201325 mm; d\u00e0i 4\u20136 m.<br \/>\n&#8211; Ti\u00eau chu\u1ea9n: ASTM A276\/A484; JIS G4303; EN 10088-3.<br \/>\n&#8211; B\u1ec1 m\u1eb7t: HRAP cho k\u1ebft c\u1ea5u; 2B\/BA khi x\u1ebb b\u0103ng t\u1eeb cu\u1ed9n; \u0111\u00e1nh b\u00f3ng hairline\/NO.4 cho trang tr\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung_dung\"><\/span>\u1ee8ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; B\u1ea3n m\u00e3, thanh gi\u1eb1ng, n\u1eb9p, khung c\u1eeda\/lan can, g\u1ed1i \u0111\u1ee1, chi ti\u1ebft d\u1eadp\/\u0111\u1ee5c l\u1ed7, thang c\u00e1p inox.<\/p>\n<h2 id=\"toc-4-lua-chon-mac-thep-theo-moi-truong-han-va-gia-cong\"><span class=\"ez-toc-section\" id=\"Lua_chon_mac_thep_theo_moi_truong_han_va_gia_cong\"><\/span>L\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p theo m\u00f4i tr\u01b0\u1eddng, h\u00e0n v\u00e0 gia c\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00f4i tr\u01b0\u1eddng:<br \/>\n  &#8211; Trong nh\u00e0, kh\u00f4 r\u00e1o, y\u00eau c\u1ea7u kinh t\u1ebf: 201.<br \/>\n  &#8211; Th\u1ef1c ph\u1ea9m\/d\u01b0\u1ee3c, CIP nh\u1eb9: 304\/304L; ch\u1ecdn L khi h\u00e0n nhi\u1ec1u\/v\u1eadt d\u00e0y.<br \/>\n  &#8211; Ngo\u00e0i tr\u1eddi\/bi\u1ec3n, chloride, h\u1ed3 b\u01a1i: 316\/316L; m\u00e9p h\u00e0n c\u1ea7n passivation.<br \/>\n  &#8211; Nhi\u1ec7t cao > 800\u00b0C: 310S.<br \/>\n&#8211; H\u00e0n:<br \/>\n  &#8211; 304\/304L, 316\/316L: h\u00e0n t\u1ed1t; d\u00f9ng que\/d\u00e2y 308L, 316L t\u01b0\u01a1ng \u1ee9ng; t\u1ea9y g\u1ec9 &#038; passivate sau h\u00e0n.<br \/>\n  &#8211; 201: h\u00e0n \u0111\u01b0\u1ee3c nh\u01b0ng ch\u1ed1ng \u0103n m\u00f2n th\u1ea5p h\u01a1n, c\u1ea7n s\u01a1n b\u1ea3o v\u1ec7 \u1edf bi\u1ec3n.<br \/>\n  &#8211; 420\/431: h\u00e0n kh\u00f3; c\u1ea7n preheat\/post-heat; d\u00f9ng v\u1eadt li\u1ec7u \u0111i\u1ec1n 410NiMo\/309L theo tr\u01b0\u1eddng h\u1ee3p.<br \/>\n&#8211; Gia c\u00f4ng c\u1eaft g\u1ecdt:<br \/>\n  &#8211; D\u1ec5 nh\u1ea5t: 303 (c\u1eaft nhanh, phoi r\u1eddi).<br \/>\n  &#8211; 304\/316: c\u1ea7n dao h\u1ee3p kim t\u1ed1t, l\u00e0m m\u00e1t \u0111\u1ea7y \u0111\u1ee7; t\u1ed1c \u0111\u1ed9 th\u1ea5p h\u01a1n th\u00e9p carbon ~30\u201340%.<br \/>\n&#8211; T\u00ednh c\u01a1 h\u1ecdc tham kh\u1ea3o (\u0111i\u1ec3n h\u00ecnh, \u1edf tr\u1ea1ng th\u00e1i \u1ee7):<br \/>\n  &#8211; 304\/316: Rp0.2 \u2248 205 MPa; Rm \u2248 515\u2013620 MPa; \u0111\u1ed9 c\u1ee9ng \u2264 201 HB.<br \/>\n  &#8211; 201: \u0111\u1ed9 b\u1ec1n cao h\u01a1n \u0111\u00f4i ch\u00fat nh\u01b0ng ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n.<\/p>\n<h2 id=\"toc-5-cong-thuc-tinh-trong-luong-nhanh-uoc-tinh-tai-xuon\"><span class=\"ez-toc-section\" id=\"Cong_thuc_tinh_trong_luong_nhanh_uoc_tinh_tai_xuong\"><\/span>C\u00f4ng th\u1ee9c t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng nhanh (\u01b0\u1edbc t\u00ednh t\u1ea1i x\u01b0\u1edfng)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Gi\u1ea3 s\u1eed \u03c1 = 7,93 g\/cm\u00b3 cho inox.<\/p>\n<p>&#8211; L\u00e1p tr\u00f2n, \u0111\u01b0\u1eddng k\u00ednh d (mm):<br \/>\n  &#8211; w \u2248 0,00620 \u00d7 d\u00b2 (kg\/m)<br \/>\n  &#8211; V\u00ed d\u1ee5: \u03a620 \u2192 w \u2248 0,00620 \u00d7 400 = 2,48 kg\/m.<br \/>\n&#8211; La (b\u1ea3n d\u1eb9t), r\u1ed9ng b (mm), d\u00e0y t (mm):<br \/>\n  &#8211; w \u2248 0,00793 \u00d7 b \u00d7 t (kg\/m)<br \/>\n  &#8211; V\u00ed d\u1ee5: 50\u00d75 \u2192 w \u2248 0,00793 \u00d7 250 = 1,98 kg\/m.<br \/>\n&#8211; Thanh V, c\u00e1nh b1, b2 (mm), d\u00e0y t (mm):<br \/>\n  &#8211; w \u2248 0,00793 \u00d7 t \u00d7 (b1 + b2 \u2212 t) (kg\/m) \u2014 b\u1ecf qua b\u00e1n k\u00ednh l\u01b0\u1ee3n g\u1ed1c.<br \/>\n  &#8211; V\u00ed d\u1ee5: V \u0111\u1ec1u 40\u00d740\u00d74 \u2192 w \u2248 0,00793 \u00d7 4 \u00d7 (80 \u2212 4) \u2248 2,41 kg\/m.<\/p>\n<p>L\u01b0u \u00fd: Dung sai k\u00edch th\u01b0\u1edbc, b\u00e1n k\u00ednh l\u01b0\u1ee3n v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 l\u00e0m sai kh\u00e1c nh\u1ecf so v\u1edbi t\u00ednh to\u00e1n.<\/p>\n<h2 id=\"toc-6-kiem-soat-chat-luong-va-chung-chi\"><span class=\"ez-toc-section\" id=\"Kiem_soat_chat_luong_va_chung_chi\"><\/span>Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ch\u1ee9ng ch\u1ec9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u: MTC theo EN 10204 3.1 (th\u00e0nh ph\u1ea7n h\u00f3a, c\u01a1 t\u00ednh, nhi\u1ec7t luy\u1ec7n).<br \/>\n&#8211; Ki\u1ec3m tra nh\u1eadn d\u1ea1ng v\u1eadt li\u1ec7u (PMI) \u0111\u1ed1i v\u1edbi h\u1ea1ng m\u1ee5c quan tr\u1ecdng (th\u1ef1c ph\u1ea9m\/h\u00f3a ch\u1ea5t).<br \/>\n&#8211; Ki\u1ec3m tra b\u1ec1 m\u1eb7t theo ASTM A484: n\u1ee9t, r\u1ed7, t\u1ea1p ch\u1ea5t c\u00e1n; \u0111\u1ed9 th\u1eb3ng\/\u0111\u1ed9 cong thanh.<br \/>\n&#8211; Sau h\u00e0n: t\u1ea9y g\u1ec9 pickling + passivation \u0111\u1ec3 ph\u1ee5c h\u1ed3i th\u1ee5 \u0111\u1ed9ng h\u00f3a b\u1ec1 m\u1eb7t.<br \/>\n&#8211; \u0110\u00f3ng d\u1ea5u\/nh\u1eadn di\u1ec7n: m\u00e1c th\u00e9p, k\u00edch th\u01b0\u1edbc, heat number, ti\u00eau chu\u1ea9n.<\/p>\n<h2 id=\"toc-7-gia-ca-va-nguon-cung-tai-viet-nam\"><span class=\"ez-toc-section\" id=\"Gia_ca_va_nguon_cung_tai_Viet_Nam\"><\/span>Gi\u00e1 c\u1ea3 v\u00e0 ngu\u1ed3n cung t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng gi\u00e1: m\u00e1c th\u00e9p (316 > 304 > 201), xu\u1ea5t x\u1ee9 (EU\/Japan > Taiwan\/India > China), b\u1ec1 m\u1eb7t (bright\/m\u00e0i b\u00f3ng > HRAP), k\u00edch th\u01b0\u1edbc l\u1edbn, dung sai ch\u1eb7t, y\u00eau c\u1ea7u c\u1eaft l\u1ebb.<br \/>\n&#8211; Quy c\u00e1ch s\u1eb5n kho ph\u1ed5 bi\u1ebfn:<br \/>\n  &#8211; L\u00e1p tr\u00f2n: \u03a66\u2013\u03a6100 mm, d\u00e0i 6 m; c\u00f3 c\u1eaft l\u1ebb.<br \/>\n  &#8211; Thanh V: 20\u00d720\u00d73 \u0111\u1ebfn 100\u00d7100\u00d710, d\u00e0i 6 m.<br \/>\n  &#8211; La \u0111\u00fac: 20\u00d73 \u0111\u1ebfn 100\u00d710; la x\u1ebb b\u0103ng theo kh\u1ed5 y\u00eau c\u1ea7u.<br \/>\n&#8211; Th\u1eddi gian: h\u00e0ng ti\u00eau chu\u1ea9n c\u00f3 s\u1eb5n; quy c\u00e1ch \u0111\u1eb7c th\u00f9 7\u201325 ng\u00e0y l\u00e0m vi\u1ec7c t\u00f9y s\u1ed1 l\u01b0\u1ee3ng.<\/p>\n<h2 id=\"toc-8-faq-nhanh\"><span class=\"ez-toc-section\" id=\"FAQ_nhanh\"><\/span>FAQ nhanh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Inox 201 c\u00f3 d\u00f9ng ngo\u00e0i tr\u1eddi? C\u00f3, nh\u01b0ng ch\u1ec9 n\u00ean \u1edf m\u00f4i tr\u01b0\u1eddng \u00edt chloride\/\u00f4 nhi\u1ec5m; kh\u00f4ng khuy\u1ebfn ngh\u1ecb ven bi\u1ec3n\/h\u1ed3 b\u01a1i.<br \/>\n&#8211; 304L kh\u00e1c 304 \u1edf \u0111\u00e2u? H\u00e0m l\u01b0\u1ee3ng C th\u1ea5p h\u01a1n, ch\u1ed1ng nh\u1ea1y c\u1ea3m \u0103n m\u00f2n sau h\u00e0n t\u1ed1t h\u01a1n; c\u01a1 t\u00ednh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<br \/>\n&#8211; Thanh V inox c\u00f3 \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng \u0111\u01b0\u1ee3c kh\u00f4ng? C\u00f3, nh\u01b0ng c\u1ea7n m\u00e0i nhi\u1ec1u b\u01b0\u1edbc; ch\u00fa \u00fd kh\u00f4ng l\u00e0m m\u1ecfng c\u00e1nh.<br \/>\n&#8211; L\u00e1p tr\u00f2n ch\u00ednh x\u00e1c cao d\u00f9ng c\u1ea5p dung sai n\u00e0o? Centerless ground h9\/h10; ti\u1ec7n b\u00f3c\/m\u00e0i \u0111\u1ea1t \u0111\u1ed9 \u0111\u1ed3ng t\u00e2m v\u00e0 nh\u00e1m t\u1ed1t.<br \/>\n&#8211; La \u0111\u00fac hay la x\u1ebb b\u0103ng b\u1ec1n h\u01a1n? La \u0111\u00fac m\u00e9p cu\u1ed1n, ti\u1ebft di\u1ec7n hi\u1ec7u qu\u1ea3 h\u01a1n cho t\u1ea3i; la x\u1ebb b\u0103ng l\u1ee3i th\u1ebf ngo\u1ea1i quan\/ph\u1eb3ng.<\/p>\n<h2 id=\"toc-9-nguon-tham-khao\"><span class=\"ez-toc-section\" id=\"Nguon_tham_khao\"><\/span>Ngu\u1ed3n tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; ASTM A276\/A479\/A484 \u2013 Ti\u00eau chu\u1ea9n s\u1ea3n xu\u1ea5t v\u00e0 y\u00eau c\u1ea7u chung cho thanh inox: astm.org<br \/>\n&#8211; JIS G4303 \u2013 Stainless steel bars: japanese-standards (t\u1ed5ng h\u1ee3p)<br \/>\n&#8211; EN 10088-3 \u2013 Stainless steels \u2013 Technical delivery conditions for semi-finished, bars: cencenelec.eu<br \/>\n&#8211; Outokumpu Stainless Steel Handbook \u2013 d\u1eef li\u1ec7u m\u00e1c v\u00e0 \u0103n m\u00f2n: outokumpu.com<br \/>\n&#8211; Nickel Institute \u2013 H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn inox theo m\u00f4i tr\u01b0\u1eddng chloride: nickelinstitute.org<\/p>\n<p>K\u1ebft lu\u1eadn<br \/>\n&#8211; L\u00e1p tr\u00f2n, Thanh V v\u00e0 La \u0111\u00fac l\u00e0 ba d\u1ea1ng thanh \u0111\u1eb7c inox ch\u1ee7 l\u1ef1c, m\u1ed7i lo\u1ea1i ph\u00f9 h\u1ee3p c\u00e1c b\u00e0i to\u00e1n kh\u00e1c nhau: gia c\u00f4ng tr\u1ee5c\/ch\u1ed1t (l\u00e1p tr\u00f2n), k\u1ebft c\u1ea5u\/g\u00e2n t\u0103ng c\u1ee9ng (thanh V), v\u00e0 b\u1ea3n m\u00e3\/thanh gi\u1eb1ng (la).<br \/>\n&#8211; Ch\u1ecdn m\u00e1c: 304\/304L cho \u0111a d\u1ee5ng v\u00e0 h\u00e0n; 316\/316L cho chloride\/bi\u1ec3n; 201 cho gi\u1ea3i ph\u00e1p kinh t\u1ebf; 303 cho ti\u1ec7n CNC; 420\/431 cho m\u00e0i m\u00f2n\/\u0111\u1ed9 c\u1ee9ng.<br \/>\n&#8211; N\u1eafm v\u1eefng ti\u00eau chu\u1ea9n (ASTM A276\/A484), dung sai, b\u1ec1 m\u1eb7t v\u00e0 c\u00f4ng th\u1ee9c tr\u1ecdng l\u01b0\u1ee3ng gi\u00fap d\u1ef1 to\u00e1n ch\u00ednh x\u00e1c, gia c\u00f4ng hi\u1ec7u qu\u1ea3 v\u00e0 n\u00e2ng \u0111\u1ed9 b\u1ec1n c\u00f4ng tr\u00ecnh.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt, ch\u1ecdn m\u00e1c \u0111\u00fang m\u00f4i tr\u01b0\u1eddng v\u00e0 nh\u1eadn b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t? Li\u00ean h\u1ec7 Inox Cuong Thinh \u2013 Hotline: 0343.417.281 \u2013 Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To\u00e0n t\u1eadp v\u1ec1 L\u00e1p tr\u00f2n, Thanh V, La \u0111\u00fac inox: ph\u00e2n lo\u1ea1i, ti\u00eau chu\u1ea9n ASTM\/JIS, k\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn, c\u00f4ng th\u1ee9c tr\u1ecdng l\u01b0\u1ee3ng, c\u00e1ch ch\u1ecdn m\u00e1c 201\/304\/316 theo m\u00f4i tr\u01b0\u1eddng.<\/p>\n","protected":false},"author":7,"featured_media":1004,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=2595"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2595\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1004"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}