{"id":2562,"date":"2026-09-12T12:33:20","date_gmt":"2026-09-12T05:33:20","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/"},"modified":"2026-09-12T12:33:20","modified_gmt":"2026-09-12T05:33:20","slug":"bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/","title":{"rendered":"B\u1ea3ng c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc ch\u1ecdn \u0111\u00fang m\u00e1c Inox cho d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p"},"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;2562&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;B\u1ea3ng c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc ch\u1ecdn \u0111\u00fang m\u00e1c Inox cho d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p&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 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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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Cach_su_dung_bang_cau_hoi_5_buoc\" >C\u00e1ch s\u1eed d\u1ee5ng b\u1ea3ng c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Buoc_1_Moi_truong_lam_viec_va_co_che_an_mon\" >B\u01b0\u1edbc 1: M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 c\u01a1 ch\u1ebf \u0103n m\u00f2n<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Tranh_sai_lam_thuong_gap_o_Buoc_1\" >Tr\u00e1nh sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p \u1edf B\u01b0\u1edbc 1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Buoc_2_Co_tinh_hinh_dang_san_pham_va_kha_nang_gia_cong\" >B\u01b0\u1edbc 2: C\u01a1 t\u00ednh, h\u00ecnh d\u1ea1ng s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Muc_nhiet_do_van_hanh\" >M\u1ee9c nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Buoc_3_Be_mat_tham_my_va_ve_sinh\" >B\u01b0\u1edbc 3: B\u1ec1 m\u1eb7t, th\u1ea9m m\u1ef9 v\u00e0 v\u1ec7 sinh<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Buoc_4_Kich_thuoc_tieu_chuan_va_chung_chi\" >B\u01b0\u1edbc 4: K\u00edch th\u01b0\u1edbc, ti\u00eau chu\u1ea9n 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-9\" href=\"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Buoc_5_Ngan_sach_va_chi_phi_vong_doi_LCC\" >B\u01b0\u1edbc 5: Ng\u00e2n s\u00e1ch v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi (LCC)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Checklist_60_giay_tom_tat_dat_hang\" >Checklist 60 gi\u00e2y (t\u00f3m t\u1eaft \u0111\u1eb7t h\u00e0ng)<\/a><\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Cay_quyet_dinh_nhanh_goi_y_mac\" >C\u00e2y quy\u1ebft \u0111\u1ecbnh nhanh (g\u1ee3i \u00fd m\u00e1c)<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Vi_du_thuc_te_tai_Viet_Nam\" >V\u00ed d\u1ee5 th\u1ef1c t\u1ebf 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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Sai_lam_pho_bien_va_cach_tranh\" >Sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Cach_ghi_thong_so_dat_hang_day_du\" >C\u00e1ch ghi th\u00f4ng s\u1ed1 \u0111\u1eb7t h\u00e0ng \u0111\u1ea7y \u0111\u1ee7<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Quy_doi_mac_pho_bien\" >Quy \u0111\u1ed5i m\u00e1c ph\u1ed5 bi\u1ebfn<\/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\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Bao_tri_de_keo_dai_tuoi_tho\" >B\u1ea3o tr\u00ec \u0111\u1ec3 k\u00e9o d\u00e0i 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-17\" href=\"https:\/\/inoxcuongthinh.com\/bang-cau-hoi-5-buoc-chon-dung-mac-inox-cho-du-an-cong-nghiep\/#Nguon_tham_khao_chinh\" >Ngu\u1ed3n tham kh\u1ea3o ch\u00ednh<\/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-cach-su-dung-bang-cau-hoi-5-buoc\">C\u00e1ch s\u1eed d\u1ee5ng b\u1ea3ng c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc<\/a><\/li>\n<li><a href=\"#toc-1-buoc-1-moi-truong-lam-viec-va-co-che-an-mon\">B\u01b0\u1edbc 1: M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 c\u01a1 ch\u1ebf \u0103n m\u00f2n<\/a><\/li>\n<li><a href=\"#toc-2-buoc-2-co-tinh-hinh-dang-san-pham-va-kha-nang-gia-\">B\u01b0\u1edbc 2: C\u01a1 t\u00ednh, h\u00ecnh d\u1ea1ng s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng<\/a><\/li>\n<li><a href=\"#toc-3-buoc-3-be-mat-tham-my-va-ve-sinh\">B\u01b0\u1edbc 3: B\u1ec1 m\u1eb7t, th\u1ea9m m\u1ef9 v\u00e0 v\u1ec7 sinh<\/a><\/li>\n<li><a href=\"#toc-4-buoc-4-kich-thuoc-tieu-chuan-va-chung-chi\">B\u01b0\u1edbc 4: K\u00edch th\u01b0\u1edbc, ti\u00eau chu\u1ea9n v\u00e0 ch\u1ee9ng ch\u1ec9<\/a><\/li>\n<li><a href=\"#toc-5-buoc-5-ngan-sach-va-chi-phi-vong-doi-lcc\">B\u01b0\u1edbc 5: Ng\u00e2n s\u00e1ch v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi (LCC)<\/a><\/li>\n<li><a href=\"#toc-6-checklist-60-giay-tom-tat-dat-hang\">Checklist 60 gi\u00e2y (t\u00f3m t\u1eaft \u0111\u1eb7t h\u00e0ng)<\/a><\/li>\n<li><a href=\"#toc-7-cay-quyet-dinh-nhanh-goi-y-mac\">C\u00e2y quy\u1ebft \u0111\u1ecbnh nhanh (g\u1ee3i \u00fd m\u00e1c)<\/a><\/li>\n<li><a href=\"#toc-8-vi-du-thuc-te-tai-viet-nam\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-9-sai-lam-pho-bien-va-cach-tranh\">Sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-10-cach-ghi-thong-so-dat-hang-day-du\">C\u00e1ch ghi th\u00f4ng s\u1ed1 \u0111\u1eb7t h\u00e0ng \u0111\u1ea7y \u0111\u1ee7<\/a><\/li>\n<li><a href=\"#toc-11-quy-doi-mac-pho-bien\">Quy \u0111\u1ed5i m\u00e1c ph\u1ed5 bi\u1ebfn<\/a><\/li>\n<li><a href=\"#toc-12-bao-tri-de-keo-dai-tuoi-tho\">B\u1ea3o tr\u00ec \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd<\/a><\/li>\n<li><a href=\"#toc-13-nguon-tham-khao-chinh\">Ngu\u1ed3n tham kh\u1ea3o ch\u00ednh<\/a><\/li>\n<\/ul>\n<\/div>\n<p>\u0110\u00e2y l\u00e0 b\u1ed9 c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c m\u00e1c Inox ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi m\u00f4i tr\u01b0\u1eddng, m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00e0 ng\u00e2n s\u00e1ch. Ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 \u201cx\u01b0\u01a1ng s\u1ed1ng\u201d trong m\u1ecdi h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn Inox: n\u1ebfu tr\u1ea3 l\u1eddi \u0111\u00fang v\u00e0 \u0111\u1ee7 5 nh\u00f3m c\u00e2u h\u1ecfi d\u01b0\u1edbi \u0111\u00e2y, b\u1ea1n s\u1ebd thu h\u1eb9p \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn t\u1eeb h\u00e0ng ch\u1ee5c m\u00e1c xu\u1ed1ng 1\u20132 ph\u01b0\u01a1ng \u00e1n t\u1ed1i \u01b0u, h\u1ea1n ch\u1ebf r\u1ee7i ro \u0103n m\u00f2n, sai m\u00e1c, ho\u1eb7c \u0111\u1ed9i chi ph\u00ed v\u00f2ng \u0111\u1eddi.<\/p>\n<h2 id=\"toc-0-cach-su-dung-bang-cau-hoi-5-buoc\"><span class=\"ez-toc-section\" id=\"Cach_su_dung_bang_cau_hoi_5_buoc\"><\/span>C\u00e1ch s\u1eed d\u1ee5ng b\u1ea3ng c\u00e2u h\u1ecfi 5 b\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Tr\u1ea3 l\u1eddi l\u1ea7n l\u01b0\u1ee3t t\u1eeb B\u01b0\u1edbc 1 \u0111\u1ebfn B\u01b0\u1edbc 5.<br \/>\n&#8211; Sau m\u1ed7i b\u01b0\u1edbc, \u0111\u1ed1i chi\u1ebfu \u201cg\u1ee3i \u00fd nhanh\u201d \u0111\u1ec3 lo\u1ea1i tr\u1eeb c\u00e1c m\u00e1c kh\u00f4ng ph\u00f9 h\u1ee3p.<br \/>\n&#8211; K\u1ebft th\u00fac, b\u1ea1n s\u1ebd c\u00f3 1 \u0111\u1ec1 xu\u1ea5t ch\u00ednh + 1 ph\u01b0\u01a1ng \u00e1n d\u1ef1 ph\u00f2ng, c\u00f9ng th\u00f4ng s\u1ed1 \u0111\u1eb7t h\u00e0ng \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h2 id=\"toc-1-buoc-1-moi-truong-lam-viec-va-co-che-an-mon\"><span class=\"ez-toc-section\" id=\"Buoc_1_Moi_truong_lam_viec_va_co_che_an_mon\"><\/span>B\u01b0\u1edbc 1: M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 c\u01a1 ch\u1ebf \u0103n m\u00f2n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi:<br \/>\n1) C\u00f4ng tr\u00ecnh\/thi\u1ebft b\u1ecb \u1edf \u0111\u00e2u?<br \/>\n&#8211; Trong nh\u00e0, kh\u00f4, s\u1ea1ch, c\u00e1ch xa bi\u1ec3n\/ho\u00e1 ch\u1ea5t?<br \/>\n&#8211; Ngo\u00e0i tr\u1eddi \u0111\u00f4 th\u1ecb\/ven s\u00f4ng\/ven bi\u1ec3n (<5 km), khu c\u00f4ng nghi\u1ec7p?\n- Ti\u1ebfp x\u00fac n\u01b0\u1edbc m\u1eb7n, h\u01a1i mu\u1ed1i, phun s\u01b0\u01a1ng bi\u1ec3n, n\u01b0\u1edbc gi\u1ebfng nhi\u1ec5m m\u1eb7n?\n2) Ti\u1ebfp x\u00fac ho\u00e1 ch\u1ea5t g\u00ec?\n- Th\u1ef1c ph\u1ea9m, mu\u1ed1i, axit h\u1eefu c\u01a1 nh\u1eb9, ki\u1ec1m (NaOH), ch\u1ea5t t\u1ea9y clo\/NaClO?\n- Axit m\u1ea1nh (HCl, H2SO4), dung d\u1ecbch ch\u1ee9a clorua \u1edf nhi\u1ec7t \u0111\u1ed9 cao?\n3) Nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng\/cao? C\u00f3 chu k\u1ef3 \u01b0\u1edbt\u2013kh\u00f4, k\u1ebd h\u1edf, b\u00e1m b\u1ea9n?\n4) Y\u00eau c\u1ea7u v\u1ec7 sinh\/c\u1ea5p \u0111\u1ed9 ti\u1ebfp x\u00fac (th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c, n\u01b0\u1edbc u\u1ed1ng)?\n\nG\u1ee3i \u00fd ch\u1ecdn nhanh theo m\u00f4i tr\u01b0\u1eddng:\n- Trong nh\u00e0, kh\u00f4, chi ph\u00ed th\u1ea5p: 201 (AISI 201) ho\u1eb7c 430 (AISI 430, c\u00f3 t\u1eeb t\u00ednh). Tr\u00e1nh 201 \u1edf m\u00f4i tr\u01b0\u1eddng \u1ea9m\/ngo\u00e0i tr\u1eddi.\n- Ngo\u00e0i tr\u1eddi \u0111\u00f4 th\u1ecb, th\u1ef1c ph\u1ea9m, n\u01b0\u1edbc s\u1ea1ch: 304\/304L (AISI 304\/304L; JIS SUS304; EN 1.4301\/1.4307).\n- Ven bi\u1ec3n, clorua, thu\u1ef7 s\u1ea3n, h\u1ed3 b\u01a1i n\u01b0\u1edbc m\u1eb7n: 316L (AISI 316L; EN 1.4404). V\u1edbi phun s\u01b0\u01a1ng bi\u1ec3n tr\u1ef1c ti\u1ebfp, khe h\u1edf: c\u00e2n nh\u1eafc Duplex 2205 (EN 1.4462).\n- Axit m\u1ea1nh\/chloride cao, ph\u00e2n b\u00f3n, b\u1ed1c h\u01a1i mu\u1ed1i: 904L (EN 1.4539) ho\u1eb7c Duplex 2205\/Si\u00eau duplex 2507 tu\u1ef3 n\u1ed3ng \u0111\u1ed9.\n- Nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao (>950\u20131000\u00b0C, l\u00f2\/\u1ed1ng x\u1ea3): 310S (EN 1.4845). 304\/316 kh\u00f4ng ph\u00f9 h\u1ee3p cho d\u1ecbch v\u1ee5 >500\u2013600\u00b0C l\u00e2u d\u00e0i n\u1ebfu c\u00f3 nguy c\u01a1 nh\u1ea1y c\u1ea3m ho\u00e1 (sensitization).<br \/>\n&#8211; Ch\u1ea5t t\u1ea9y ch\u1ee9a clo\/NaClO\/HCl: tr\u00e1nh 304\/316 \u1edf n\u1ed3ng \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao; xin t\u01b0 v\u1ea5n chuy\u00ean s\u00e2u, th\u01b0\u1eddng c\u1ea7n v\u1eadt li\u1ec7u gi\u00e0u Mo\/N ho\u1eb7c l\u1ee3p ph\u1ee7\/gi\u1ea3i ph\u00e1p kh\u00e1c.<\/p>\n<p>L\u01b0u \u00fd k\u1ef9 thu\u1eadt: Ch\u1ec9 s\u1ed1 ch\u1ed1ng r\u1ed7 (PREN \u2248 %Cr + 3.3\u00d7%Mo + 16\u00d7%N) gi\u00fap so \u0111\u00e1nh gi\u00e1 ch\u1ed1ng r\u1ed7 clorua:<br \/>\n&#8211; 304: ~18\u201319, 316L: ~24\u201326, 2205: ~34\u201336, 904L: ~35\u201336.<br \/>\nNgu\u1ed3n: Nickel Institute; IMOA.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tranh_sai_lam_thuong_gap_o_Buoc_1\"><\/span>Tr\u00e1nh sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p \u1edf B\u01b0\u1edbc 1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u00f9ng 201\/430 cho lan can\/k\u1ebft c\u1ea5u ven bi\u1ec3n \u2192 nhanh r\u1ec9 n\u00e2u, ph\u1ea3i thay s\u1edbm.<br \/>\n&#8211; D\u00f9ng 304 trong nh\u00e0 m\u00e1y thu\u1ef7 s\u1ea3n\/bi\u1ec3n \u2192 r\u1ed7 clorua s\u1edbm, nh\u1ea5t l\u00e0 t\u1ea1i k\u1ebd h\u1edf\/b\u1ec1 m\u1eb7t No.4.<br \/>\n&#8211; D\u00f9ng ch\u1ea5t t\u1ea9y clo n\u00f3ng l\u00ean 304\/316 \u2192 n\u1ee9t \u1ee9ng su\u1ea5t do clorua (SCC).<\/p>\n<h2 id=\"toc-2-buoc-2-co-tinh-hinh-dang-san-pham-va-kha-nang-gia-\"><span class=\"ez-toc-section\" id=\"Buoc_2_Co_tinh_hinh_dang_san_pham_va_kha_nang_gia_cong\"><\/span>B\u01b0\u1edbc 2: C\u01a1 t\u00ednh, h\u00ecnh d\u1ea1ng s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi:<br \/>\n1) Y\u00eau c\u1ea7u c\u01a1 t\u00ednh: gi\u1edbi h\u1ea1n ch\u1ea3y (Rp0.2), b\u1ec1n k\u00e9o (Rm), \u0111\u1ed9 c\u1ee9ng, ch\u1ed1ng m\u00e0i m\u00f2n?<br \/>\n2) Quy tr\u00ecnh gia c\u00f4ng: d\u1eadp s\u00e2u, k\u00e9o, u\u1ed1n, c\u1eaft plasma\/laser, phun bi?<br \/>\n3) C\u00f3 h\u00e0n nhi\u1ec1u\/\u0111\u1ed9 d\u00e0y >6 mm? Y\u00eau c\u1ea7u ch\u1ed1ng \u0103n m\u00f2n \u0111\u1edbi \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t (HAZ)?<br \/>\n4) Y\u00eau c\u1ea7u t\u1eeb t\u00ednh (cho c\u1ea3m bi\u1ebfn, nam ch\u00e2m)? Ch\u1ea5p nh\u1eadn nhi\u1ec5m t\u1eeb nh\u1eb9 sau gia c\u00f4ng?<br \/>\n5) D\u1ecbch v\u1ee5 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p\/cao? Chu k\u1ef3 nhi\u1ec7t l\u1eb7p?<\/p>\n<p>Khuy\u1ebfn ngh\u1ecb:<br \/>\n&#8211; D\u1eadp s\u00e2u\/\u0111\u1ecbnh h\u00ecnh ph\u1ee9c t\u1ea1p: austenitic 304\/304L, 316L (d\u1ebbo t\u1ed1t). 201 c\u00f3 b\u1ec1n cao h\u01a1n nh\u01b0ng d\u1ec5 r\u1ed7\/\u1ea1 n m\u00f2n h\u01a1n, c\u1ea7n m\u00f4i tr\u01b0\u1eddng nh\u1eb9.<br \/>\n&#8211; C\u1ea7n c\u01b0\u1eddng \u0111\u1ed9 cao: Duplex 2205 cho Rp0.2 ~ 450 MPa (\u2248 g\u1ea5p \u0111\u00f4i 304\/316). Ferritic 430 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 304 \u1edf m\u1ee9c c\u01a1 b\u1ea3n.<br \/>\n&#8211; H\u00e0n d\u00e0y ho\u1eb7c nh\u1ea1y c\u1ea3m ho\u00e1: ch\u1ecdn m\u00e1c th\u1ea5p C (304L\/316L) ho\u1eb7c \u1ed5n \u0111\u1ecbnh ho\u00e1 (321\/347). Sau h\u00e0n n\u00ean pickling &#038; passivation.<br \/>\n&#8211; Y\u00eau c\u1ea7u t\u1eeb t\u00ednh: ferritic 430, martensitic 410\/420 (nh\u01b0ng ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304\/316). Austenitic v\u1ec1 c\u01a1 b\u1ea3n kh\u00f4ng t\u1eeb, nh\u01b0ng c\u00f3 th\u1ec3 nhi\u1ec5m t\u1eeb nh\u1eb9 sau gia c\u00f4ng ngu\u1ed9i\/h\u00e0n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Muc_nhiet_do_van_hanh\"><\/span>M\u1ee9c nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; 304\/316: ch\u1ecbu oxy ho\u00e1 t\u1ed1t \u0111\u1ebfn kho\u1ea3ng 870\u2013925\u00b0C (tu\u1ef3 \u0111i\u1ec1u ki\u1ec7n), nh\u01b0ng kh\u00f4ng khuy\u1ebfn ngh\u1ecb d\u1ecbch v\u1ee5 li\u00ean t\u1ee5c \u1edf 500\u2013800\u00b0C n\u1ebfu c\u00f3 nguy c\u01a1 nh\u1ea1y c\u1ea3m ho\u00e1.<br \/>\n&#8211; 310S: b\u1ec1n oxy ho\u00e1 >1000\u00b0C.<br \/>\nNgu\u1ed3n: ASTM, datasheet nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<h2 id=\"toc-3-buoc-3-be-mat-tham-my-va-ve-sinh\"><span class=\"ez-toc-section\" id=\"Buoc_3_Be_mat_tham_my_va_ve_sinh\"><\/span>B\u01b0\u1edbc 3: B\u1ec1 m\u1eb7t, th\u1ea9m m\u1ef9 v\u00e0 v\u1ec7 sinh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u1ea3 l\u1eddi:<br \/>\n1) Y\u00eau c\u1ea7u ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t: 2B (c\u00f4ng nghi\u1ec7p), BA (b\u00f3ng \u1ee7 s\u00e1ng), No.4\/HL (x\u01b0\u1edbc), No.1 (c\u00e1n n\u00f3ng), 8K (g\u01b0\u01a1ng)?<br \/>\n2) \u0110\u1ed9 nh\u00e1m Ra m\u1ee5c ti\u00eau (th\u1ef1c ph\u1ea9m\/d\u01b0\u1ee3c th\u01b0\u1eddng \u22640.8 \u03bcm)?<br \/>\n3) C\u00f3 y\u00eau c\u1ea7u d\u00e1n phim PVC b\u1ea3o v\u1ec7 1 ho\u1eb7c 2 m\u1eb7t?<br \/>\n4) \u0110i\u1ec1u ki\u1ec7n d\u1ec5 b\u00e1m b\u1ea9n\/k\u1ebd h\u1edf? C\u00f3 c\u1ea7n thi\u1ebft k\u1ebf d\u1ec5 v\u1ec7 sinh (h\u00e0n k\u00edn, b\u00e1n k\u00ednh g\u00f3c)?<\/p>\n<p>G\u1ee3i \u00fd:<br \/>\n&#8211; Th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c: 304\/316L b\u1ec1 m\u1eb7t 2B\/BA, h\u00e0n m\u00e0i ph\u1eb3ng, pickling &#038; passivation, Ra \u22640.8 \u03bcm, tr\u00e1nh No.4 th\u00f4.<br \/>\n&#8211; Ngo\u00e0i tr\u1eddi m\u1ef9 thu\u1eadt: 316L v\u1edbi HL\/No.4 ch\u1ea5t l\u01b0\u1ee3ng cao; v\u00f9ng bi\u1ec3n \u01b0u ti\u00ean b\u1ec1 m\u1eb7t m\u1ecbn (BA) \u0111\u1ec3 gi\u1ea3m b\u00e1m mu\u1ed1i.<br \/>\n&#8211; K\u1ebft c\u1ea5u n\u00f3ng\/l\u00f2: No.1 (c\u00e1n n\u00f3ng) tr\u00ean 310S\/309S.<\/p>\n<h2 id=\"toc-4-buoc-4-kich-thuoc-tieu-chuan-va-chung-chi\"><span class=\"ez-toc-section\" id=\"Buoc_4_Kich_thuoc_tieu_chuan_va_chung_chi\"><\/span>B\u01b0\u1edbc 4: K\u00edch th\u01b0\u1edbc, ti\u00eau chu\u1ea9n v\u00e0 ch\u1ee9ng ch\u1ec9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u1ea3 l\u1eddi:<br \/>\n1) D\u1ea1ng s\u1ea3n ph\u1ea9m: t\u1ea5m\/cu\u1ed9n (ASTM A240, JIS G4304\/4305, EN 10088), \u1ed1ng c\u00f4ng nghi\u1ec7p (ASTM A312), \u1ed1ng trang tr\u00ed (ASTM A554), thanh tr\u00f2n (ASTM A276)?<br \/>\n2) K\u00edch th\u01b0\u1edbc: \u0111\u1ed9 d\u00e0y, kh\u1ed5 r\u1ed9ng, chi\u1ec1u d\u00e0i\/\u0111\u01b0\u1eddng k\u00ednh\/\u0111\u1ed9 d\u00e0y \u1ed1ng, dung sai?<br \/>\n3) B\u1ec1 m\u1eb7t v\u00e0 x\u1eed l\u00fd: 2B\/BA\/No.4\/HL\/No.1; pickling &#038; passivation; phim PVC; \u0111\u1ed9 nh\u00e1m Ra?<br \/>\n4) Ch\u1ee9ng ch\u1ec9: MTC EN 10204 3.1, ti\u00eau chu\u1ea9n th\u1eed (PMI, ki\u1ec3m \u0111\u1ecbnh), ngu\u1ed3n g\u1ed1c Mill?<\/p>\n<p>L\u01b0u \u00fd:<br \/>\n&#8211; Th\u1eed nam ch\u00e2m kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 nh\u1eadn bi\u1ebft m\u00e1c. D\u00f9ng PMI (ph\u00e2n t\u00edch quang ph\u1ed5) khi quan tr\u1ecdng.<br \/>\n&#8211; Ghi r\u00f5 c\u1ea5p L (304L\/316L) khi c\u00f3 h\u00e0n d\u00e0y ho\u1eb7c y\u00eau c\u1ea7u kh\u00e1ng \u0103n m\u00f2n HAZ.<\/p>\n<h2 id=\"toc-5-buoc-5-ngan-sach-va-chi-phi-vong-doi-lcc\"><span class=\"ez-toc-section\" id=\"Buoc_5_Ngan_sach_va_chi_phi_vong_doi_LCC\"><\/span>B\u01b0\u1edbc 5: Ng\u00e2n s\u00e1ch v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi (LCC)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u1ea3 l\u1eddi:<br \/>\n1) \u01afu ti\u00ean chi ph\u00ed ban \u0111\u1ea7u hay tu\u1ed5i th\u1ecd\/chi ph\u00ed b\u1ea3o tr\u00ec?<br \/>\n2) H\u1ecfng h\u00f3c ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u1edf m\u1ee9c n\u00e0o (\u1ed1 v\u00e0ng, r\u1ed7 nh\u1eb9, hay y\u00eau c\u1ea7u \u201cnh\u01b0 m\u1edbi\u201d nhi\u1ec1u n\u0103m)?<br \/>\n3) Chi ph\u00ed l\u00e0m s\u1ea1ch \u0111\u1ecbnh k\u1ef3, d\u1eebng m\u00e1y, thay th\u1ebf, r\u1ee7i ro an to\u00e0n?<\/p>\n<p>Nguy\u00ean t\u1eafc:<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng clorua\/bi\u1ec3n: 316L\/2205 th\u01b0\u1eddng r\u1ebb h\u01a1n v\u1ec1 LCC so v\u1edbi 304\/201 do tr\u00e1nh thay th\u1ebf s\u1edbm.<br \/>\n&#8211; N\u1ed9i th\u1ea5t kh\u00f4, kh\u00f4ng \u0103n m\u00f2n: 201\/430 l\u00e0 t\u1ed1i \u01b0u chi ph\u00ed.<br \/>\n&#8211; Quy t\u1eafc th\u1ef1c t\u1ebf: n\u1ebfu \u201cnghi ng\u1edd clorua\u201d, n\u00e2ng m\u1ed9t c\u1ea5p (t\u1eeb 304 l\u00ean 316L; t\u1eeb 316L l\u00ean 2205) s\u1ebd ti\u1ebft ki\u1ec7m v\u1ec1 d\u00e0i h\u1ea1n.<\/p>\n<h2 id=\"toc-6-checklist-60-giay-tom-tat-dat-hang\"><span class=\"ez-toc-section\" id=\"Checklist_60_giay_tom_tat_dat_hang\"><\/span>Checklist 60 gi\u00e2y (t\u00f3m t\u1eaft \u0111\u1eb7t h\u00e0ng)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00f4i tr\u01b0\u1eddng: kh\u00f4\/\u1ea9m\/bi\u1ec3n\/ho\u00e1 ch\u1ea5t\/nhi\u1ec7t \u0111\u1ed9?<br \/>\n&#8211; M\u00e1c \u0111\u1ec1 xu\u1ea5t + d\u1ef1 ph\u00f2ng: v\u00ed d\u1ee5 316L (ch\u00ednh) \/ 2205 (d\u1ef1 ph\u00f2ng).<br \/>\n&#8211; D\u1ea1ng &#038; k\u00edch th\u01b0\u1edbc: t\u1ea5m\/\u1ed1ng\/thanh; d\u00e0y, kh\u1ed5, dung sai.<br \/>\n&#8211; B\u1ec1 m\u1eb7t &#038; x\u1eed l\u00fd: 2B\/BA\/No.4\/HL\/No.1; pickling &#038; passivation; PVC film; Ra.<br \/>\n&#8211; Ti\u00eau chu\u1ea9n &#038; ch\u1ee9ng ch\u1ec9: ASTM\/EN\/JIS; MTC 3.1; PMI (n\u1ebfu c\u1ea7n).<br \/>\n&#8211; Y\u00eau c\u1ea7u h\u00e0n\/gia c\u00f4ng \u0111\u1eb7c bi\u1ec7t.<\/p>\n<h2 id=\"toc-7-cay-quyet-dinh-nhanh-goi-y-mac\"><span class=\"ez-toc-section\" id=\"Cay_quyet_dinh_nhanh_goi_y_mac\"><\/span>C\u00e2y quy\u1ebft \u0111\u1ecbnh nhanh (g\u1ee3i \u00fd m\u00e1c)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Trong nh\u00e0 kh\u00f4, trang tr\u00ed: 201 ho\u1eb7c 430 (430 c\u00f3 t\u1eeb t\u00ednh).<br \/>\n&#8211; Th\u1ef1c ph\u1ea9m, n\u01b0\u1edbc s\u1ea1ch, ngo\u00e0i tr\u1eddi \u0111\u00f4 th\u1ecb: 304\/304L.<br \/>\n&#8211; Ven bi\u1ec3n (<5 km), h\u1ed3 b\u01a1i m\u1eb7n, thu\u1ef7 s\u1ea3n: 316L; n\u1ebfu phun s\u01b0\u01a1ng bi\u1ec3n tr\u1ef1c ti\u1ebfp\/khe h\u1edf nhi\u1ec1u \u2192 2205.\n- H\u00f3a ch\u1ea5t clorua\/axit m\u1ea1nh: 904L\/2205 ho\u1eb7c tham v\u1ea5n chuy\u00ean s\u00e2u.\n- Nhi\u1ec7t \u0111\u1ed9 >1000\u00b0C: 310S.<br \/>\n&#8211; H\u00e0n d\u00e0y\/nh\u1ea1y c\u1ea3m ho\u00e1: \u01b0u ti\u00ean 304L\/316L ho\u1eb7c 321\/347 (\u1ed5n \u0111\u1ecbnh ho\u00e1).<\/p>\n<h2 id=\"toc-8-vi-du-thuc-te-tai-viet-nam\"><span class=\"ez-toc-section\" id=\"Vi_du_thuc_te_tai_Viet_Nam\"><\/span>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Lan can kh\u00e1ch s\u1ea1n ven bi\u1ec3n \u0110\u1ed3 S\u01a1n: 304 b\u1ecb r\u1ed7 sau 8\u201312 th\u00e1ng. \u0110\u1ed5i sang 316L b\u1ec1 m\u1eb7t BA + v\u1ec7 sinh n\u01b0\u1edbc ng\u1ecdt h\u00e0ng th\u00e1ng, b\u1ec1n 5\u201310 n\u0103m kh\u00f4ng r\u1ed7 \u0111\u00e1ng k\u1ec3.<br \/>\n&#8211; B\u1ed3n ph\u1ed1i tr\u1ed9n n\u01b0\u1edbc m\u1eafm 60\u201380 g\/L Cl-: 304 xu\u1ea5t hi\u1ec7n r\u1ed7 k\u1ebd h\u1edf. Chuy\u1ec3n 316L m\u1ed1i h\u00e0n \u0111\u01b0\u1ee3c pickling &#038; passivation \u2192 \u1ed5n \u0111\u1ecbnh. V\u1edbi mu\u1ed1i \u0111\u1eadm \u0111\u1eb7c, ch\u1ecdn 2205.<br \/>\n&#8211; \u1ed0ng x\u1ea3 l\u00f2 s\u1ea5y 950\u20131000\u00b0C: 304\/316 b\u1ecb oxy ho\u00e1 nhanh. Ch\u1ecdn 310S No.1, t\u0103ng tu\u1ed5i th\u1ecd r\u00f5 r\u1ec7t.<\/p>\n<h2 id=\"toc-9-sai-lam-pho-bien-va-cach-tranh\"><span class=\"ez-toc-section\" id=\"Sai_lam_pho_bien_va_cach_tranh\"><\/span>Sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ch\u1ec9 d\u1ef1a gi\u00e1 r\u1ebb (201\/430) cho ngo\u00e0i tr\u1eddi \u1ea9m\/bi\u1ec3n \u2192 r\u1ec9 s\u1edbm. H\u00e3y \u0111\u00e1nh gi\u00e1 clorua\/PREN.<br \/>\n&#8211; Kh\u00f4ng y\u00eau c\u1ea7u c\u1ea5p L ho\u1eb7c pickling sau h\u00e0n \u2192 \u0103n m\u00f2n ranh gi\u1edbi h\u1ea1t\/HAZ.<br \/>\n&#8211; D\u00f9ng ch\u1ea5t t\u1ea9y ch\u1ee9a clo n\u00f3ng tr\u00ean 304\/316 \u2192 n\u1ee9t \u1ee9ng su\u1ea5t. D\u00f9ng ch\u1ea5t t\u1ea9y trung t\u00ednh, r\u1eeda n\u01b0\u1edbc s\u1ea1ch.<br \/>\n&#8211; B\u1ec1 m\u1eb7t x\u01b0\u1edbc th\u00f4 \u1edf ven bi\u1ec3n \u2192 t\u0103ng b\u00e1m mu\u1ed1i. Ch\u1ecdn b\u1ec1 m\u1eb7t m\u1ecbn, v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3.<br \/>\n&#8211; Nhi\u1ec5m b\u1ea9n s\u1eaft trong gia c\u00f4ng \u2192 \u0111i\u1ec3m r\u1ec9. D\u00f9ng \u0111\u1ed3 ngh\u1ec1 ri\u00eang cho inox, l\u00e0m s\u1ea1ch v\u00e0 passivation.<\/p>\n<h2 id=\"toc-10-cach-ghi-thong-so-dat-hang-day-du\"><span class=\"ez-toc-section\" id=\"Cach_ghi_thong_so_dat_hang_day_du\"><\/span>C\u00e1ch ghi th\u00f4ng s\u1ed1 \u0111\u1eb7t h\u00e0ng \u0111\u1ea7y \u0111\u1ee7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u00ed d\u1ee5: \u201cInox 316L theo ASTM A240, t\u1ea5m 2.0\u00d71219\u00d72438 mm, b\u1ec1 m\u1eb7t 2B + PVC 1 m\u1eb7t, pickling &#038; passivation, MTC EN 10204 3.1, xu\u1ea5t x\u1ee9 mill uy t\u00edn; y\u00eau c\u1ea7u Ra \u22640.8 \u03bcm v\u00f9ng h\u00e0n m\u00e0i.\u201d<\/p>\n<h2 id=\"toc-11-quy-doi-mac-pho-bien\"><span class=\"ez-toc-section\" id=\"Quy_doi_mac_pho_bien\"><\/span>Quy \u0111\u1ed5i m\u00e1c ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; 201 \u2248 AISI 201 (J1\/J2\/J4 l\u00e0 bi\u1ebfn th\u1ec3 th\u01b0\u01a1ng m\u1ea1i).<br \/>\n&#8211; 304 = AISI 304 = JIS SUS304 = EN 1.4301; 304L = EN 1.4307.<br \/>\n&#8211; 316L = AISI 316L = JIS SUS316L = EN 1.4404.<br \/>\n&#8211; 430 = AISI 430 = JIS SUS430 = EN 1.4016.<br \/>\n&#8211; 321 = EN 1.4541; 347 = EN 1.4550.<br \/>\n&#8211; 310S = EN 1.4845.<br \/>\n&#8211; Duplex 2205 = EN 1.4462.<br \/>\n&#8211; 904L = EN 1.4539.<br \/>\nL\u01b0u \u00fd: Quy \u0111\u1ed5i tham kh\u1ea3o, khi \u0111\u1eb7t h\u00e0ng tu\u00e2n theo ti\u00eau chu\u1ea9n ho\u00e1 (ASTM\/EN\/JIS) c\u1ee5 th\u1ec3.<\/p>\n<h2 id=\"toc-12-bao-tri-de-keo-dai-tuoi-tho\"><span class=\"ez-toc-section\" id=\"Bao_tri_de_keo_dai_tuoi_tho\"><\/span>B\u1ea3o tr\u00ec \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; R\u1eeda n\u01b0\u1edbc s\u1ea1ch \u0111\u1ecbnh k\u1ef3 (ven bi\u1ec3n: 2\u20134 tu\u1ea7n\/l\u1ea7n).<br \/>\n&#8211; Tr\u00e1nh ch\u1ea5t t\u1ea9y c\u00f3 clo; d\u00f9ng dung d\u1ecbch trung t\u00ednh, lau kh\u00f4.<br \/>\n&#8211; Sau h\u00e0n\/gia c\u00f4ng: pickling &#038; passivation (axit nitric\/citric theo khuy\u1ebfn c\u00e1o).<br \/>\n&#8211; T\u00e1ch b\u1ea1ch d\u1ee5ng c\u1ee5 inox v\u00e0 th\u00e9p cacbon; tr\u00e1nh \u0103n m\u00f2n \u0111i\u1ec7n ho\u00e1 khi gh\u00e9p kim lo\u1ea1i kh\u00e1c.<\/p>\n<h2 id=\"toc-13-nguon-tham-khao-chinh\"><span class=\"ez-toc-section\" id=\"Nguon_tham_khao_chinh\"><\/span>Ngu\u1ed3n tham kh\u1ea3o ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Nickel Institute \u2013 Guidelines for the Selection of Stainless Steels (nickelinstitute.org)<br \/>\n&#8211; International Molybdenum Association (IMOA) \u2013 Practical Guidelines, PREN (imoa.info)<br \/>\n&#8211; ASTM A240\/A312\/A554 \u2013 Ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m inox c\u00e1n ph\u1eb3ng v\u00e0 \u1ed1ng (astm.org)<br \/>\n&#8211; EN 10088 \u2013 Stainless steels (cen.eu)<br \/>\n&#8211; Outokumpu Stainless Steel Handbook v\u00e0 d\u1eef li\u1ec7u m\u00e1c (outokumpu.com)<br \/>\n&#8211; Sandvik\/Alleima datasheets cho 310S\/2205 (alleima.com)<\/p>\n<p>K\u1ebft lu\u1eadn<br \/>\nB\u1eb1ng c\u00e1ch tr\u1ea3 l\u1eddi \u0111\u1ea7y \u0111\u1ee7 5 nh\u00f3m c\u00e2u h\u1ecfi v\u1ec1: (1) m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u01a1 ch\u1ebf \u0103n m\u00f2n, (2) c\u01a1 t\u00ednh v\u00e0 gia c\u00f4ng, (3) b\u1ec1 m\u1eb7t v\u00e0 v\u1ec7 sinh, (4) ti\u00eau chu\u1ea9n\u2013k\u00edch th\u01b0\u1edbc\u2013ch\u1ee9ng ch\u1ec9, v\u00e0 (5) ng\u00e2n s\u00e1ch\u2013chi ph\u00ed v\u00f2ng \u0111\u1eddi, b\u1ea1n s\u1ebd x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c m\u00e1c Inox ph\u00f9 h\u1ee3p nh\u1ea5t. Quy t\u1eafc v\u00e0ng: \u01b0u ti\u00ean 316L thay cho 304 \u1edf m\u00f4i tr\u01b0\u1eddng c\u00f3 clorua; c\u1ea7n c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 ch\u1ed1ng r\u1ed7 cao h\u01a1n, chuy\u1ec3n l\u00ean Duplex 2205; nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao d\u00f9ng 310S. \u0110\u1eebng qu\u00ean y\u00eau c\u1ea7u c\u1ea5p L khi h\u00e0n, pickling &#038; passivation, v\u00e0 ch\u1ec9 \u0111\u1ecbnh b\u1ec1 m\u1eb7t ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u1ed1i \u01b0u tu\u1ed5i th\u1ecd.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n theo ca s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tr\u1ea3 l\u1eddi 5 c\u00e2u h\u1ecfi v\u1ec1 m\u00f4i tr\u01b0\u1eddng, c\u01a1 t\u00ednh, b\u1ec1 m\u1eb7t, ti\u00eau chu\u1ea9n v\u00e0 ng\u00e2n s\u00e1ch \u0111\u1ec3 ch\u1ecdn ch\u00ednh x\u00e1c m\u00e1c Inox (201\/304\/316L\/2205\/310S&#8230;) cho \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"author":7,"featured_media":1010,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2562","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\/2562","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=2562"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2562\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1010"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2562"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2562"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}