{"id":2528,"date":"2026-09-04T00:36:08","date_gmt":"2026-09-03T17:36:08","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/"},"modified":"2026-09-04T00:36:08","modified_gmt":"2026-09-03T17:36:08","slug":"inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/","title":{"rendered":"Inox 430: Th\u00e0nh ph\u1ea7n, \u0111\u1eb7c t\u00ednh, \u1ee9ng d\u1ee5ng v\u00e0 v\u00ec sao h\u00fat nam ch\u00e2m"},"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;2528&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;Inox 430: Th\u00e0nh ph\u1ea7n, \u0111\u1eb7c t\u00ednh, \u1ee9ng d\u1ee5ng v\u00e0 v\u00ec sao h\u00fat nam ch\u00e2m&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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Inox_430_la_gi_Tieu_chuan_va_ky_hieu\" >Inox 430 l\u00e0 g\u00ec? Ti\u00eau chu\u1ea9n v\u00e0 k\u00fd hi\u1ec7u<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Thanh_phan_hoa_hoc_va_co_tinh_chuan\" >Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u01a1 t\u00ednh chu\u1ea9n<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Thanh_phan_dien_hinh_theo_ASTM_A240EN_10088-2_cho_14016\" >Th\u00e0nh ph\u1ea7n \u0111i\u1ec3n h\u00ecnh (theo ASTM A240\/EN 10088-2 cho 1.4016)<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Co_tinh_trang_thai_u_gia_tri_tham_khao\" >C\u01a1 t\u00ednh (tr\u1ea1ng th\u00e1i \u1ee7, gi\u00e1 tr\u1ecb tham kh\u1ea3o)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Tai_sao_Inox_430_hut_nam_cham\" >T\u1ea1i sao Inox 430 h\u00fat nam ch\u00e2m?<\/a><\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Kha_nang_chong_an_mon_va_moi_truong_phu_hop\" >Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u00f9 h\u1ee3p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Gia_cong_dinh_hinh_va_han\" >Gia c\u00f4ng, \u0111\u1ecbnh h\u00ecnh v\u00e0 h\u00e0n<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Gia_cong_%E2%80%93_tao_hinh\" >Gia c\u00f4ng \u2013 t\u1ea1o h\u00ecnh<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Han\" >H\u00e0n<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#So_sanh_nhanh_430_vs_304_vs_201_vs_410409\" >So s\u00e1nh nhanh: 430 vs 304 vs 201 vs 410\/409<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Ung_dung_tieu_bieu_tai_Viet_Nam\" >\u1ee8ng d\u1ee5ng ti\u00eau bi\u1ec3u 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-13\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Lua_chon_be_mat_kich_thuoc_va_tieu_chi_mua_hang\" >L\u1ef1a ch\u1ecdn b\u1ec1 m\u1eb7t, k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau ch\u00ed mua h\u00e0ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/inoxcuongthinh.com\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Bao_duong_va_tuoi_tho\" >B\u1ea3o d\u01b0\u1ee1ng v\u00e0 tu\u1ed5i th\u1ecd<\/a><\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Cac_bien_the_cua_430_430Ti_430DDQ_439\" >C\u00e1c bi\u1ebfn th\u1ec3 c\u1ee7a 430: 430Ti, 430DDQ, 439<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Cau_hoi_thuong_gap\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Nguon_tham_khao\" >Ngu\u1ed3n tham kh\u1ea3o<\/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\/inox-430-thanh-phan-dac-tinh-ung-dung-va-vi-sao-hut-nam-cham-2\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/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-inox-430-la-gi-tieu-chuan-va-ky-hieu\">Inox 430 l\u00e0 g\u00ec? Ti\u00eau chu\u1ea9n v\u00e0 k\u00fd hi\u1ec7u<\/a><\/li>\n<li><a href=\"#toc-1-thanh-phan-hoa-hoc-va-co-tinh-chuan\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u01a1 t\u00ednh chu\u1ea9n<\/a><\/li>\n<li><a href=\"#toc-2-tai-sao-inox-430-hut-nam-cham\">T\u1ea1i sao Inox 430 h\u00fat nam ch\u00e2m?<\/a><\/li>\n<li><a href=\"#toc-3-kha-nang-chong-an-mon-va-moi-truong-phu-hop\">Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u00f9 h\u1ee3p<\/a><\/li>\n<li><a href=\"#toc-4-gia-cong-dinh-hinh-va-han\">Gia c\u00f4ng, \u0111\u1ecbnh h\u00ecnh v\u00e0 h\u00e0n<\/a><\/li>\n<li><a href=\"#toc-5-so-sanh-nhanh-430-vs-304-vs-201-vs-410409\">So s\u00e1nh nhanh: 430 vs 304 vs 201 vs 410\/409<\/a><\/li>\n<li><a href=\"#toc-6-ung-dung-tieu-bieu-tai-viet-nam\">\u1ee8ng d\u1ee5ng ti\u00eau bi\u1ec3u t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-7-lua-chon-be-mat-kich-thuoc-va-tieu-chi-mua-hang\">L\u1ef1a ch\u1ecdn b\u1ec1 m\u1eb7t, k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau ch\u00ed mua h\u00e0ng<\/a><\/li>\n<li><a href=\"#toc-8-bao-duong-va-tuoi-tho\">B\u1ea3o d\u01b0\u1ee1ng v\u00e0 tu\u1ed5i th\u1ecd<\/a><\/li>\n<li><a href=\"#toc-9-cac-bien-the-cua-430-430ti-430ddq-439\">C\u00e1c bi\u1ebfn th\u1ec3 c\u1ee7a 430: 430Ti, 430DDQ, 439<\/a><\/li>\n<li><a href=\"#toc-10-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-11-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox 430 (ferritic) l\u00e0 m\u1ed9t trong nh\u1eefng m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng d\u1ee5ng nh\u1ea5t v\u00ec gi\u00e1 th\u00e0nh th\u1ea5p, d\u1ec5 gia c\u00f4ng b\u1ec1 m\u1eb7t \u0111\u1eb9p (2B\/BA\/HL) v\u00e0 \u0111\u1eb7c bi\u1ec7t \u201ch\u00fat nam ch\u00e2m\u201d. B\u00e0i vi\u1ebft n\u00e0y t\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 t\u1eeb th\u00e0nh ph\u1ea7n, c\u01a1 t\u00ednh, ch\u1ed1ng \u0103n m\u00f2n, gia c\u00f4ng\u2013h\u00e0n, \u1ee9ng d\u1ee5ng t\u1ea1i Vi\u1ec7t Nam \u0111\u1ebfn gi\u1ea3i th\u00edch khoa h\u1ecdc t\u1ea1i sao 430 lu\u00f4n c\u00f3 t\u1eeb t\u00ednh. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n trong b\u1ee9c tranh t\u1ed5ng quan v\u1ec1 c\u00e1c m\u00e1c inox ph\u1ed5 bi\u1ebfn, nh\u01b0ng c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ed9c l\u1eadp nh\u01b0 m\u1ed9t c\u1ea9m nang ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng Inox 430.<\/p>\n<h2 id=\"toc-0-inox-430-la-gi-tieu-chuan-va-ky-hieu\"><span class=\"ez-toc-section\" id=\"Inox_430_la_gi_Tieu_chuan_va_ky_hieu\"><\/span>Inox 430 l\u00e0 g\u00ec? Ti\u00eau chu\u1ea9n v\u00e0 k\u00fd hi\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Nh\u00f3m: Th\u00e9p kh\u00f4ng g\u1ec9 ferritic (ferit), ch\u1ee9a Cr cao, h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 Ni.<br \/>\n&#8211; Ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng:<br \/>\n  &#8211; UNS: S43000<br \/>\n  &#8211; EN: 1.4016 (X6Cr17)<br \/>\n  &#8211; JIS: SUS430<br \/>\n  &#8211; ASTM: A240\/A480 (t\u1ea5m, cu\u1ed9n)<br \/>\n&#8211; D\u1ea1ng h\u00e0ng: Cu\u1ed9n (coil), t\u1ea5m (sheet\/plate), \u1ed1ng trang tr\u00ed, h\u1ed9p \u0111\u00fac, thanh; ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t ph\u1ed5 bi\u1ebfn 2B, BA (Bright Annealed), No.4, Hairline, g\u01b0\u01a1ng 8K.<br \/>\n&#8211; Ph\u00e2n kh\u00fac gi\u00e1: Th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi 304\/316 v\u00ec g\u1ea7n nh\u01b0 kh\u00f4ng d\u00f9ng Niken (Ni).<\/p>\n<h2 id=\"toc-1-thanh-phan-hoa-hoc-va-co-tinh-chuan\"><span class=\"ez-toc-section\" id=\"Thanh_phan_hoa_hoc_va_co_tinh_chuan\"><\/span>Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u01a1 t\u00ednh chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Thanh_phan_dien_hinh_theo_ASTM_A240EN_10088-2_cho_14016\"><\/span>Th\u00e0nh ph\u1ea7n \u0111i\u1ec3n h\u00ecnh (theo ASTM A240\/EN 10088-2 cho 1.4016)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Cr: 16.0\u201318.0%<br \/>\n&#8211; C: \u2264 0.08% (m\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n c\u0169 cho ph\u00e9p \u2264 0.12%)<br \/>\n&#8211; Mn: \u2264 1.0%<br \/>\n&#8211; Si: \u2264 1.0%<br \/>\n&#8211; P: \u2264 0.040%<br \/>\n&#8211; S: \u2264 0.030%<br \/>\n&#8211; Ni: \u2264 0.75% (th\u1ef1c t\u1ebf th\u01b0\u1eddng \u2248 0%)<br \/>\n&#8211; N: \u2264 0.03%<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Co_tinh_trang_thai_u_gia_tri_tham_khao\"><\/span>C\u01a1 t\u00ednh (tr\u1ea1ng th\u00e1i \u1ee7, gi\u00e1 tr\u1ecb tham kh\u1ea3o)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Gi\u1edbi h\u1ea1n ch\u1ea3y Rp0.2: ~205\u2013240 MPa<br \/>\n&#8211; \u0110\u1ed9 b\u1ec1n k\u00e9o Rm: ~410\u2013600 MPa (\u0111i\u1ec3n h\u00ecnh 450 MPa)<br \/>\n&#8211; \u0110\u1ed9 gi\u00e3n d\u00e0i A50: ~20\u201325%<br \/>\n&#8211; \u0110\u1ed9 c\u1ee9ng: \u2264 200 HB (th\u01b0\u1eddng ~170\u2013183 HB)<br \/>\n&#8211; T\u00ednh d\u1eabn nhi\u1ec7t (20\u00b0C): ~23 W\/m\u00b7K (cao h\u01a1n austenitic 304)<br \/>\n&#8211; H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (20\u2013100\u00b0C): ~10.4 \u00b5m\/m\u00b7K (th\u1ea5p h\u01a1n 304)<br \/>\nNh\u1eefng \u0111\u1eb7c t\u00ednh nhi\u1ec7t n\u00e0y gi\u00fap 430 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc t\u1ed1t h\u01a1n khi gia nhi\u1ec7t, h\u1eefu \u00edch cho linh ki\u1ec7n l\u00f2, m\u1eb7t b\u1ebfp, \u1ed1p trang tr\u00ed ch\u1ecbu nhi\u1ec7t.<\/p>\n<p>Ngu\u1ed3n d\u1eef li\u1ec7u: Datasheet 430\/1.4016 c\u1ee7a Outokumpu, AK Steel\/Cleveland-Cliffs, EN 10088-2.<\/p>\n<h2 id=\"toc-2-tai-sao-inox-430-hut-nam-cham\"><span class=\"ez-toc-section\" id=\"Tai_sao_Inox_430_hut_nam_cham\"><\/span>T\u1ea1i sao Inox 430 h\u00fat nam ch\u00e2m?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; C\u1ea5u tr\u00fac tinh th\u1ec3: Inox 430 thu\u1ed9c h\u1ec7 ferritic v\u1edbi m\u1ea1ng l\u1eadp ph\u01b0\u01a1ng t\u00e2m kh\u1ed1i (BCC). S\u1eaft BCC c\u00f3 t\u00ednh s\u1eaft t\u1eeb (ferromagnetic). C\u00e1c m\u00f4-men t\u1eeb trong v\u00f9ng ferit d\u1ec5 \u0111\u1ecbnh h\u01b0\u1edbng c\u00f9ng chi\u1ec1u, n\u00ean 430 lu\u00f4n b\u1ecb nam ch\u00e2m h\u00fat \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<br \/>\n&#8211; So s\u00e1nh v\u1edbi 304\/316: Austenitic 304\/316 c\u00f3 m\u1ea1ng l\u1eadp ph\u01b0\u01a1ng t\u00e2m di\u1ec7n (FCC) n\u00ean g\u1ea7n nh\u01b0 kh\u00f4ng t\u1eeb t\u00ednh \u1edf tr\u1ea1ng th\u00e1i \u1ee7; ch\u1ec9 xu\u1ea5t hi\u1ec7n t\u1eeb t\u00ednh nh\u1eb9 khi bi\u1ebfn c\u1ee9ng ngu\u1ed9i (do martensite bi\u1ebfn d\u1ea1ng).<br \/>\n&#8211; Th\u1ef1c t\u1ebf ki\u1ec3m tra: Th\u1eed nam ch\u00e2m l\u00e0 c\u00e1ch nh\u1eadn bi\u1ebft nhanh, nh\u01b0ng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u201ck\u1ebft lu\u1eadn ch\u1ea5t l\u01b0\u1ee3ng\u201d. 201 c\u00f3 th\u1ec3 h\u00fat nh\u1eb9 sau c\u00e1n ngu\u1ed9i; 304 \u0111\u00f4i khi c\u0169ng h\u00fat y\u1ebfu \u1edf m\u00e9p c\u1eaft\/u\u1ed1n. \u0110\u1ec3 ph\u00e2n bi\u1ec7t ch\u00ednh x\u00e1c c\u1ea7n d\u00f9ng XRF, quang ph\u1ed5 ho\u1eb7c th\u1eed Ni\/Cr theo ti\u00eau chu\u1ea9n.<\/p>\n<p>Tham kh\u1ea3o: ASSDA\/BSSA \u2013 h\u01b0\u1edbng d\u1eabn v\u1ec1 t\u1eeb t\u00ednh c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9.<\/p>\n<h2 id=\"toc-3-kha-nang-chong-an-mon-va-moi-truong-phu-hop\"><span class=\"ez-toc-section\" id=\"Kha_nang_chong_an_mon_va_moi_truong_phu_hop\"><\/span>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u00f9 h\u1ee3p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; C\u01a1 ch\u1ebf: 430 t\u1ea1o l\u1edbp m\u00e0ng th\u1ee5 \u0111\u1ed9ng Cr2O3 t\u01b0\u01a1ng t\u1ef1 c\u00e1c m\u00e1c inox kh\u00e1c. Tuy nhi\u00ean, do kh\u00f4ng (ho\u1eb7c r\u1ea5t \u00edt) Ni v\u00e0 kh\u00f4ng c\u00f3 Mo, kh\u1ea3 n\u0103ng ch\u1ecbu clorua k\u00e9m h\u01a1n 304\/316.<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng ph\u00f9 h\u1ee3p:<br \/>\n  &#8211; M\u00f4i tr\u01b0\u1eddng trong nh\u00e0, kh\u00f4 r\u00e1o, \u00edt clorua: n\u1ed9i th\u1ea5t thang m\u00e1y, \u1ed1p trang tr\u00ed, c\u1eeda, v\u00e1ch t\u1ee7 \u0111i\u1ec7n trong nh\u00e0.<br \/>\n  &#8211; M\u00f4i tr\u01b0\u1eddng th\u1ef1c ph\u1ea9m kh\u00f4, thi\u1ebft b\u1ecb gia d\u1ee5ng: v\u1ecf t\u1ee7 l\u1ea1nh, m\u00e1y h\u00fat m\u00f9i, l\u00f2 n\u01b0\u1edbng, m\u1eb7t b\u1ebfp t\u1eeb (do c\u00f3 t\u1eeb t\u00ednh), n\u1eafp m\u00e1y.<br \/>\n  &#8211; M\u00f4i tr\u01b0\u1eddng \u00f4xy ho\u00e1 nh\u1eb9 (axit nitric lo\u00e3ng): \u1ed5n \u0111\u1ecbnh h\u01a1n so v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eed.<br \/>\n&#8211; H\u1ea1n ch\u1ebf:<br \/>\n  &#8211; Kh\u00f4ng ph\u00f9 h\u1ee3p v\u00f9ng bi\u1ec3n, r\u1eeda \u00e1p l\u1ef1c b\u1eb1ng n\u01b0\u1edbc m\u1eb7n, ho\u1eb7c khu c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t ch\u1ee9a clorua: d\u1ec5 \u201c\u1ed1 tr\u00e0\u201d, r\u1ed7 (pitting).<br \/>\n  &#8211; \u1ee8ng su\u1ea5t + clorua: ferritic c\u00f3 l\u1ee3i th\u1ebf l\u00e0 g\u1ea7n nh\u01b0 mi\u1ec5n nhi\u1ec5m n\u1ee9t \u0103n m\u00f2n do \u1ee9ng su\u1ea5t clorua (so v\u1edbi 304\/316), nh\u01b0ng b\u1ea3n th\u00e2n 430 v\u1eabn b\u1ecb r\u1ed7\/khe n\u1ee9t n\u1ebfu \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<br \/>\n&#8211; Ch\u1ecbu nhi\u1ec7t\/oxy h\u00f3a: 430 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy ho\u00e1 kh\u00f4 t\u1ed1t \u0111\u1ebfn kho\u1ea3ng 815\u2013870\u00b0C (t\u1ea3i nhi\u1ec7t gi\u00e1n \u0111o\u1ea1n). Kh\u00f4ng d\u00f9ng cho nhi\u1ec7t \u2013 chu tr\u00ecnh n\u1eb7ng ch\u1ee9a l\u01b0u hu\u1ef3nh ho\u1eb7c kh\u1eed m\u1ea1nh.<\/p>\n<p>Ngu\u1ed3n: AK Steel 430 Datasheet; Outokumpu 1.4016.<\/p>\n<h2 id=\"toc-4-gia-cong-dinh-hinh-va-han\"><span class=\"ez-toc-section\" id=\"Gia_cong_dinh_hinh_va_han\"><\/span>Gia c\u00f4ng, \u0111\u1ecbnh h\u00ecnh v\u00e0 h\u00e0n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Gia_cong_%E2%80%93_tao_hinh\"><\/span>Gia c\u00f4ng \u2013 t\u1ea1o h\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110\u1ed9 d\u1ebbo trung b\u00ecnh; ph\u00f9 h\u1ee3p d\u1eadp n\u00f4ng, u\u1ed1n, c\u00e1n; d\u1eadp s\u00e2u c\u1ea7n m\u00e1c chuy\u00ean d\u1ee5ng 430DDQ.<br \/>\n&#8211; \u0110\u1ed9 ho\u00e1 b\u1ec1n bi\u1ebfn d\u1ea1ng th\u1ea5p h\u01a1n 304, l\u1ef1c d\u1eadp th\u01b0\u1eddng nh\u1ecf h\u01a1n; n\u00ean d\u00f9ng b\u00e1n k\u00ednh u\u1ed1n \u2265 1\u20131.5t \u0111\u1ec3 gi\u1ea3m n\u1ee9t m\u00e9p.<br \/>\n&#8211; B\u1ec1 m\u1eb7t BA\/HL sau gia c\u00f4ng n\u00ean \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 th\u1ee5 \u0111\u1ed9ng ho\u00e1 \u0111\u1ec3 duy tr\u00ec l\u1edbp m\u00e0ng Cr2O3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Han\"><\/span>H\u00e0n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; H\u1ea1n ch\u1ebf ch\u00ednh: v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t (HAZ) c\u1ee7a ferritic d\u1ec5 h\u1ea1t l\u1edbn g\u00e2y gi\u00f2n, gi\u1ea3m \u0111\u1ed9 dai; nguy c\u01a1 \u201cgi\u00f2n 475\u00b0C\u201d khi ph\u01a1i d\u00e0i \u1edf 400\u2013525\u00b0C.<br \/>\n&#8211; Khuy\u1ebfn ngh\u1ecb:<br \/>\n  &#8211; V\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh Ti\/Nb (430Ti, 439) h\u00e0n t\u1ed1t h\u01a1n.<br \/>\n  &#8211; Ki\u1ec3m so\u00e1t nhi\u1ec7t v\u00e0o, m\u1ed1i h\u00e0n ng\u1eafn, l\u00e0m m\u00e1t gi\u1eefa c\u00e1c l\u01b0\u1ee3t.<br \/>\n  &#8211; V\u1eadt li\u1ec7u h\u00e0n: c\u00f3 th\u1ec3 d\u00f9ng que\/d\u00e2y 430, nh\u01b0ng d\u00f9ng 309L\/308L (austenitic) th\u01b0\u1eddng an to\u00e0n h\u01a1n \u0111\u1ec3 n\u00e2ng \u0111\u1ed9 dai m\u1ed1i h\u00e0n v\u00e0 h\u1ea1n ch\u1ebf n\u1ee9t.<br \/>\n  &#8211; V\u1edbi chi\u1ec1u d\u00e0y l\u1edbn, ti\u1ec1n nhi\u1ec7t nh\u1eb9 (50\u2013150\u00b0C) v\u00e0 tr\u00e1nh PWHT \u1edf v\u00f9ng 400\u2013525\u00b0C k\u00e9o d\u00e0i.<br \/>\nNgu\u1ed3n: BSSA\/ASSDA \u2013 h\u00e0n th\u00e9p kh\u00f4ng g\u1ec9 ferritic.<\/p>\n<h2 id=\"toc-5-so-sanh-nhanh-430-vs-304-vs-201-vs-410409\"><span class=\"ez-toc-section\" id=\"So_sanh_nhanh_430_vs_304_vs_201_vs_410409\"><\/span>So s\u00e1nh nhanh: 430 vs 304 vs 201 vs 410\/409<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; 430 (ferritic, 16\u201318%Cr, ~0%Ni): T\u1eeb t\u00ednh m\u1ea1nh, ch\u1ed1ng \u0103n m\u00f2n v\u1eeba ph\u1ea3i, ch\u1ecbu oxy ho\u00e1 t\u1ed1t, gi\u00e1 th\u1ea5p; n\u1ed9i th\u1ea5t\u2013gia d\u1ee5ng, \u1ed1p trang tr\u00ed, linh ki\u1ec7n l\u00f2.<br \/>\n&#8211; 304 (austenitic, 18%Cr\u20138%Ni): Kh\u00f4ng t\u1eeb t\u00ednh (\u1ee7), ch\u1ed1ng \u0103n m\u00f2n t\u1ed5ng th\u1ec3 t\u1ed1t, gia c\u00f4ng\u2013h\u00e0n xu\u1ea5t s\u1eafc; d\u00f9ng \u0111a d\u1ee5ng, k\u1ec3 c\u1ea3 ngo\u00e0i tr\u1eddi \u0111\u00f4 th\u1ecb.<br \/>\n&#8211; 201 (austenitic Mn\u2013N, Ni th\u1ea5p): Gi\u00e1 r\u1ebb, c\u01a1 t\u00ednh cao sau c\u00e1n ngu\u1ed9i, ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304; d\u1ec5 nhi\u1ec5m t\u1eeb sau gia c\u00f4ng; ph\u00f9 h\u1ee3p n\u1ed9i th\u1ea5t kh\u00f4.<br \/>\n&#8211; 410\/409 (martensitic\/ferritic th\u1ea5p Cr): T\u1eeb t\u00ednh, ch\u1ecbu m\u00e0i m\u00f2n\/nhi\u1ec7t; 409\/439 cho \u1ed1ng x\u1ea3 \u00f4 t\u00f4; 410 th\u00edch h\u1ee3p dao k\u00e9o, tr\u1ee5c.<br \/>\nK\u1ebft lu\u1eadn: N\u1ebfu \u01b0u ti\u00ean chi ph\u00ed, b\u1ec1 m\u1eb7t \u0111\u1eb9p, m\u00f4i tr\u01b0\u1eddng kh\u00f4 \u2013 \u00edt clorua, 430 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u. N\u1ebfu ngo\u00e0i tr\u1eddi\/\u1ea9m m\u1eb7n, n\u00ean chuy\u1ec3n 304\/316.<\/p>\n<h2 id=\"toc-6-ung-dung-tieu-bieu-tai-viet-nam\"><span class=\"ez-toc-section\" id=\"Ung_dung_tieu_bieu_tai_Viet_Nam\"><\/span>\u1ee8ng d\u1ee5ng ti\u00eau bi\u1ec3u t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; V\u1ecf v\u00e0 \u1ed1p thi\u1ebft b\u1ecb gia d\u1ee5ng: t\u1ee7 l\u1ea1nh, m\u00e1y h\u00fat m\u00f9i, l\u00f2 n\u01b0\u1edbng, m\u00e1y r\u1eeda b\u00e1t, m\u1eb7t b\u1ebfp t\u1eeb\/\u0111i\u1ec7n.<br \/>\n&#8211; N\u1ed9i th\u1ea5t c\u00f4ng tr\u00ecnh: \u1ed1p thang m\u00e1y b\u00ean trong, tay n\u1eafm, n\u1eb9p trang tr\u00ed, v\u00e1ch ng\u0103n trong nh\u00e0, tr\u1ea7n\u2013ph\u00e0o inox.<br \/>\n&#8211; Ng\u00e0nh c\u1eeda \u2013 qu\u1ea3ng c\u00e1o: \u1ed1p m\u1eb7t d\u1ef1ng n\u1ed9i th\u1ea5t, ch\u1eef n\u1ed5i, khung pano trong nh\u00e0, n\u1eb9p vi\u1ec1n.<br \/>\n&#8211; C\u00f4ng nghi\u1ec7p nh\u1eb9: t\u1ee7 \u0111i\u1ec7n trong nh\u00e0, v\u1ecf m\u00e1y, \u1ed1p che, bao che b\u0103ng t\u1ea3i kh\u00f4.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 nh\u00e0 b\u1ebfp: ch\u1ea3o \u0111\u00e1y gh\u00e9p (l\u1edbp ngo\u00e0i 430 \u0111\u1ec3 b\u1eaft t\u1eeb), b\u1ed3n\u2013ch\u1eadu c\u1ea5p kinh t\u1ebf (d\u00f9ng 430DDQ).<br \/>\nL\u01b0u \u00fd: Kh\u00f4ng khuy\u1ebfn kh\u00edch d\u00f9ng 430 \u1edf ven bi\u1ec3n, b\u1ec3 b\u01a1i n\u01b0\u1edbc m\u1eb7n, ho\u1eb7c r\u1eeda th\u01b0\u1eddng xuy\u00ean b\u1eb1ng ho\u00e1 ch\u1ea5t c\u00f3 clorua.<\/p>\n<h2 id=\"toc-7-lua-chon-be-mat-kich-thuoc-va-tieu-chi-mua-hang\"><span class=\"ez-toc-section\" id=\"Lua_chon_be_mat_kich_thuoc_va_tieu_chi_mua_hang\"><\/span>L\u1ef1a ch\u1ecdn b\u1ec1 m\u1eb7t, k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau ch\u00ed mua h\u00e0ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; B\u1ec1 m\u1eb7t:<br \/>\n  &#8211; 2B: m\u1edd m\u1ecbn, d\u1ec5 gia c\u00f4ng ti\u1ebfp.<br \/>\n  &#8211; BA: b\u00f3ng g\u01b0\u01a1ng sau \u1ee7 trong m\u00f4i tr\u01b0\u1eddng b\u1ea3o v\u1ec7; r\u1ea5t \u0111\u1eb9p cho trang tr\u00ed trong nh\u00e0.<br \/>\n  &#8211; No.4\/Satin, Hairline: x\u01b0\u1edbc trang tr\u00ed; c\u1ea7n phim b\u1ea3o v\u1ec7 (PE) khi gia c\u00f4ng.<br \/>\n&#8211; K\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn: d\u00e0y 0.4\u20133.0 mm; r\u1ed9ng 1000\/1219 mm; cu\u1ed9n ho\u1eb7c t\u1ea5m c\u1eaft. \u1ed0ng\u2013h\u1ed9p: \u0111a d\u1ea1ng quy c\u00e1ch trang tr\u00ed.<br \/>\n&#8211; Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng:<br \/>\n  &#8211; Ph\u00e2n t\u00edch nhanh XRF\/PMI khi d\u1ef1 \u00e1n quan tr\u1ecdng.<br \/>\n  &#8211; Th\u1eed nam ch\u00e2m ch\u1ec9 \u0111\u1ec3 s\u00e0ng l\u1ecdc s\u01a1 b\u1ed9.<br \/>\n  &#8211; Ki\u1ec3m b\u1ec1 m\u1eb7t: \u0111\u1ed9 ph\u1eb3ng, v\u1ebft x\u01b0\u1edbc, \u0111\u1ed3ng nh\u1ea5t v\u00e2n x\u01b0\u1edbc, l\u1edbp phim PE.<br \/>\n  &#8211; Gi\u1ea5y ch\u1ee9ng nh\u1eadn xu\u1ea5t x\u01b0\u1edfng (CoC\/MTC) theo ASTM A240\/EN 10088-2.<\/p>\n<h2 id=\"toc-8-bao-duong-va-tuoi-tho\"><span class=\"ez-toc-section\" id=\"Bao_duong_va_tuoi_tho\"><\/span>B\u1ea3o d\u01b0\u1ee1ng v\u00e0 tu\u1ed5i th\u1ecd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; V\u1ec7 sinh \u0111\u1ecbnh k\u1ef3 b\u1eb1ng kh\u0103n m\u1ec1m + n\u01b0\u1edbc \u1ea5m\/x\u00e0 ph\u00f2ng trung t\u00ednh; lau kh\u00f4 sau khi r\u1eeda.<br \/>\n&#8211; Tr\u00e1nh ch\u1ea5t t\u1ea9y ch\u1ee9a Cl- (javel), axit m\u1ea1nh; n\u1ebfu l\u1ee1, r\u1eeda s\u1ea1ch ngay.<br \/>\n&#8211; Passivation b\u1eb1ng axit nitric\/axit citric theo h\u01b0\u1edbng d\u1eabn nh\u00e0 s\u1ea3n xu\u1ea5t gi\u00fap ph\u1ee5c h\u1ed3i l\u1edbp th\u1ee5 \u0111\u1ed9ng sau h\u00e0n\/c\u1eaft.<br \/>\n&#8211; Tr\u00e1nh ti\u1ebfp x\u00fac d\u00e0i v\u1edbi th\u00e9p carbon r\u1ec9 (m\u1ee5i s\u1eaft) \u0111\u1ec3 h\u1ea1n ch\u1ebf \u1ed1 tr\u00e0.<br \/>\n&#8211; Trong nh\u00e0 kh\u00f4 r\u00e1o, 430 c\u00f3 tu\u1ed5i th\u1ecd l\u00e2u n\u0103m; ngo\u00e0i tr\u1eddi \u0111\u00f4 th\u1ecb \u1ea9m, tu\u1ed5i th\u1ecd gi\u1ea3m \u0111\u00e1ng k\u1ec3 n\u1ebfu kh\u00f4ng b\u1ea3o tr\u00ec k\u1ef9.<\/p>\n<h2 id=\"toc-9-cac-bien-the-cua-430-430ti-430ddq-439\"><span class=\"ez-toc-section\" id=\"Cac_bien_the_cua_430_430Ti_430DDQ_439\"><\/span>C\u00e1c bi\u1ebfn th\u1ec3 c\u1ee7a 430: 430Ti, 430DDQ, 439<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; 430Ti (S43036) v\u00e0 439 (S43035): \u1ed5n \u0111\u1ecbnh b\u1eb1ng Ti\/Nb, h\u00e0n t\u1ed1t h\u01a1n, ch\u1ed1ng \u201cgi\u00e3n h\u1ea1t HAZ\u201d, ch\u1ed1ng \u0103n m\u00f2n li\u00ean h\u1ea1t t\u1ed1t h\u01a1n; ph\u00f9 h\u1ee3p chi ti\u1ebft h\u00e0n.<br \/>\n&#8211; 430DDQ: t\u1ed1i \u01b0u d\u1eadp s\u00e2u (deeper draw) cho ch\u1eadu, khay; b\u1ec1 m\u1eb7t BA \u0111\u1eb9p.<br \/>\n&#8211; L\u1ef1a ch\u1ecdn: N\u1ebfu c\u00f3 nhi\u1ec1u m\u1ed1i h\u00e0n ho\u1eb7c d\u1eadp s\u00e2u, c\u00e2n nh\u1eafc 430Ti\/439 ho\u1eb7c 430DDQ thay v\u00ec 430 th\u01b0\u1eddng.<\/p>\n<h2 id=\"toc-10-cau-hoi-thuong-gap\"><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Inox \u201cx\u1ecbn\u201d l\u00e0 kh\u00f4ng h\u00fat nam ch\u00e2m? Sai. T\u00ednh t\u1eeb kh\u00f4ng quy\u1ebft \u0111\u1ecbnh \u201cx\u1ecbn\u201d. 430 h\u00fat m\u1ea1nh v\u1eabn r\u1ea5t ph\u00f9 h\u1ee3p cho m\u00f4i tr\u01b0\u1eddng kh\u00f4, trang tr\u00ed \u0111\u1eb9p v\u00e0 b\u1ec1n nhi\u1ec7t.<br \/>\n&#8211; 430 d\u00f9ng \u0111\u01b0\u1ee3c ngo\u00e0i tr\u1eddi kh\u00f4ng? Ch\u1ec9 n\u00ean d\u00f9ng \u1edf khu v\u1ef1c kh\u00f4, \u00edt m\u01b0a\/\u00edt mu\u1ed1i. Ven bi\u1ec3n\/b\u1ec3 b\u01a1i n\u00ean ch\u1ecdn 304\/316.<br \/>\n&#8211; Ph\u00e2n bi\u1ec7t 430 v\u1edbi 201\/304 th\u1ebf n\u00e0o? D\u00f9ng XRF\/PMI l\u00e0 ch\u1eafc nh\u1ea5t. Th\u1eed nam ch\u00e2m ch\u1ec9 mang t\u00ednh g\u1ee3i \u00fd: 430 h\u00fat m\u1ea1nh; 201\/304 c\u00f3 th\u1ec3 kh\u00f4ng h\u00fat ho\u1eb7c h\u00fat nh\u1eb9 sau gia c\u00f4ng.<br \/>\n&#8211; H\u00e0n 430 v\u1edbi th\u00e9p carbon? D\u00f9ng v\u1eadt li\u1ec7u h\u00e0n 309L \u0111\u1ec3 c\u1ea7u ho\u00e1 h\u1ecdc, ki\u1ec3m so\u00e1t nhi\u1ec7t v\u00e0o; b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t v\u00e0 th\u1ee5 \u0111\u1ed9ng ho\u00e1 sau h\u00e0n.<\/p>\n<h2 id=\"toc-11-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; Outokumpu. Stainless steel 430 \/ 1.4016 datasheet: https:\/\/www.outokumpu.com<br \/>\n&#8211; Cleveland-Cliffs (AK Steel). 430 Stainless Steel datasheet: https:\/\/www.clevelandcliffs.com<br \/>\n&#8211; EN 10088-2: Stainless steels \u2013 Part 2: Technical delivery conditions for sheets\/plates and strips.<br \/>\n&#8211; ASTM A240\/A480: Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip. https:\/\/www.astm.org<br \/>\n&#8211; BSSA (British Stainless Steel Association): 1.4016 (430) \u2013 properties, fabrication, welding. https:\/\/bssa.org.uk<br \/>\n&#8211; ASSDA (Australian Stainless Steel Development Association): Ferritic stainless steels and magnetic effects. https:\/\/www.assda.asn.au<\/p>\n<h2 id=\"toc-12-ket-luan\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Inox 430 l\u00e0 m\u00e1c ferritic kinh t\u1ebf, b\u1ec1 m\u1eb7t \u0111\u1eb9p, d\u1eabn nhi\u1ec7t cao, \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc t\u1ed1t v\u00e0 \u0111\u1eb7c tr\u01b0ng \u201ch\u00fat nam ch\u00e2m\u201d do c\u1ea5u tr\u00fac ferit BCC. N\u00f3 ph\u00e1t huy t\u1ed1i \u0111a trong m\u00f4i tr\u01b0\u1eddng kh\u00f4 \u2013 \u00edt clorua, c\u00e1c \u1ee9ng d\u1ee5ng gia d\u1ee5ng v\u00e0 trang tr\u00ed trong nh\u00e0, ho\u1eb7c chi ti\u1ebft ch\u1ecbu nhi\u1ec7t\u2013oxy ho\u00e1 v\u1eeba ph\u1ea3i. H\u1ea1n ch\u1ebf ch\u00ednh l\u00e0 ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304\/316 \u1edf m\u00f4i tr\u01b0\u1eddng \u1ea9m m\u1eb7n v\u00e0 kh\u1ea3 n\u0103ng h\u00e0n kh\u00f4ng b\u1eb1ng c\u00e1c m\u00e1c austenitic; khi c\u1ea7n h\u00e0n\/d\u1eadp s\u00e2u, h\u00e3y c\u00e2n nh\u1eafc 430Ti\/439\/430DDQ. Ch\u1ecdn \u0111\u00fang b\u1ec1 m\u1eb7t (2B\/BA\/HL), ki\u1ec3m so\u00e1t gia c\u00f4ng\u2013v\u1ec7 sinh v\u00e0 th\u1ee5 \u0111\u1ed9ng ho\u00e1 s\u1ebd gi\u00fap 430 \u0111\u1ea1t tu\u1ed5i th\u1ecd cao v\u00e0 t\u00ednh th\u1ea9m m\u1ef9 \u1ed5n \u0111\u1ecbnh.<br \/>\nC\u1ea7n t\u01b0 v\u1ea5n ch\u1ecdn m\u00e1c, b\u1ec1 m\u1eb7t v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh: Hotline 0343.417.281 \u2022 Email inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 Inox 430: th\u00e0nh ph\u1ea7n, c\u01a1 t\u00ednh, ch\u1ed1ng \u0103n m\u00f2n, gia c\u00f4ng\u2013h\u00e0n, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf v\u00e0 l\u00fd do v\u00ec sao 430 lu\u00f4n h\u00fat nam ch\u00e2m.<\/p>\n","protected":false},"author":7,"featured_media":1053,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2528","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\/2528","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=2528"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2528\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1053"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}