{"id":2517,"date":"2026-09-01T00:34:03","date_gmt":"2026-08-31T17:34:03","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/"},"modified":"2026-09-01T00:34:03","modified_gmt":"2026-08-31T17:34:03","slug":"hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/","title":{"rendered":"H\u00e0nh tr\u00ecnh t\u1ea5m inox: t\u1eeb qu\u1eb7ng s\u1eaft \u0111\u1ebfn th\u00e0nh ph\u1ea9m s\u00e1ng b\u00f3ng"},"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;2517&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;H\u00e0nh tr\u00ecnh t\u1ea5m inox: t\u1eeb qu\u1eb7ng s\u1eaft \u0111\u1ebfn th\u00e0nh ph\u1ea9m s\u00e1ng b\u00f3ng&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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Nguyen_lieu_dau_vao_khong_chi_la_sat\" >Nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o: kh\u00f4ng ch\u1ec9 l\u00e0 s\u1eaft<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Lo_luyen_tinh_luyen_tao_%E2%80%9Cnen%E2%80%9D_thep_khong_gi\" >L\u00f2 luy\u1ec7n &#038; tinh luy\u1ec7n: t\u1ea1o \u201cn\u1ec1n\u201d th\u00e9p kh\u00f4ng g\u1ec9<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Nau_chay_trong_lo_ho_quang_dien_EAF\" >N\u1ea5u ch\u1ea3y trong l\u00f2 h\u1ed3 quang \u0111i\u1ec7n (EAF)<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Tinh_luyen_AODVOD_ha_C_S_va_tinh_chinh_thanh_phan\" >Tinh luy\u1ec7n AOD\/VOD: h\u1ea1 C, S v\u00e0 tinh ch\u1ec9nh th\u00e0nh ph\u1ea7n<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Duc_lien_tuc_continuous_casting\" >\u0110\u00fac li\u00ean t\u1ee5c (continuous casting)<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Can_nong_den_No1_hinh_thanh_chieu_day_nen\" >C\u00e1n n\u00f3ng \u0111\u1ebfn No.1: h\u00ecnh th\u00e0nh chi\u1ec1u d\u00e0y n\u1ec1n<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Can_nguoi_u_%E2%80%93_tay_hoan_thien_noi_%E2%80%9Cchat_luong_be_mat%E2%80%9D_duoc_quyet_dinh\" >C\u00e1n ngu\u1ed9i, \u1ee7 \u2013 t\u1ea9y, ho\u00e0n thi\u1ec7n: n\u01a1i \u201cch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t\u201d \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Can_nguoi_cold_rolling\" >C\u00e1n ngu\u1ed9i (cold rolling)<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#U_sang_bright_annealing_%E2%80%93_BA\" >\u1ee6 s\u00e1ng (bright annealing \u2013 BA)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Cac_hoan_thien_be_mat_pho_bien\" >C\u00e1c ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t ph\u1ed5 bi\u1ebfn<\/a><\/li><\/ul><\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Cat_cuon_thanh_tam_dung_sai_phang_canh\" >C\u1eaft cu\u1ed9n th\u00e0nh t\u1ea5m: dung sai, ph\u1eb3ng, c\u1ea1nh<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Thanh_phan_va_co_tinh_cac_mac_inox_tam_pho_bien\" >Th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh: c\u00e1c m\u00e1c inox t\u1ea5m 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-14\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Kiem_soat_chat_luong_khong_chi_%E2%80%9Cnhin_thay_la_du%E2%80%9D\" >Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng: kh\u00f4ng ch\u1ec9 \u201cnh\u00ecn th\u1ea5y l\u00e0 \u0111\u1ee7\u201d<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Danh_bong_tay_%E2%80%93_thu_dong_va_ve_sinh_cuoi\" >\u0110\u00e1nh b\u00f3ng, t\u1ea9y \u2013 th\u1ee5 \u0111\u1ed9ng v\u00e0 v\u1ec7 sinh cu\u1ed1i<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Dong_goi_%E2%80%93_van_chuyen_bao_toan_be_mat_den_tay_xuong\" >\u0110\u00f3ng g\u00f3i \u2013 v\u1eadn chuy\u1ec3n: b\u1ea3o to\u00e0n b\u1ec1 m\u1eb7t \u0111\u1ebfn tay 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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Chi_phi_lead-time_va_nhung_yeu_to_thi_truong\" >Chi ph\u00ed, lead-time v\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 th\u1ecb tr\u01b0\u1eddng<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Ung_dung_%E2%80%93_chon_dung_be_mat_va_mac\" >\u1ee8ng d\u1ee5ng \u2013 ch\u1ecdn \u0111\u00fang b\u1ec1 m\u1eb7t v\u00e0 m\u00e1c<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Loi_be_mat_thuong_gap_va_cach_phong_tranh\" >L\u1ed7i b\u1ec1 m\u1eb7t th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<\/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\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Checklist_nhanh_khi_dat_mua_tam_inox\" >Checklist nhanh khi \u0111\u1eb7t mua t\u1ea5m inox<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Tieu_chuan_ky_thuat_thuong_dung\" >Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt th\u01b0\u1eddng d\u00f9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Ben_vung_va_moi_truong\" >B\u1ec1n v\u1eefng v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#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-24\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#Lien_he_tu_van_va_bao_gia\" >Li\u00ean h\u1ec7 t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/inoxcuongthinh.com\/hanh-trinh-tam-inox-tu-quang-sat-den-thanh-pham-sang-bong\/#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-nguyen-lieu-dau-vao-khong-chi-la-sat\">Nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o: kh\u00f4ng ch\u1ec9 l\u00e0 s\u1eaft<\/a><\/li>\n<li><a href=\"#toc-1-lo-luyen-tinh-luyen-tao-nen-thep-khong-gi\">L\u00f2 luy\u1ec7n &#038; tinh luy\u1ec7n: t\u1ea1o \u201cn\u1ec1n\u201d th\u00e9p kh\u00f4ng g\u1ec9<\/a><\/li>\n<li><a href=\"#toc-2-can-nong-den-no1-hinh-thanh-chieu-day-nen\">C\u00e1n n\u00f3ng \u0111\u1ebfn No.1: h\u00ecnh th\u00e0nh chi\u1ec1u d\u00e0y n\u1ec1n<\/a><\/li>\n<li><a href=\"#toc-3-can-nguoi-u-tay-hoan-thien-noi-chat-luong-be-mat-d\">C\u00e1n ngu\u1ed9i, \u1ee7 \u2013 t\u1ea9y, ho\u00e0n thi\u1ec7n: n\u01a1i \u201cch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t\u201d \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh<\/a><\/li>\n<li><a href=\"#toc-4-cat-cuon-thanh-tam-dung-sai-phang-canh\">C\u1eaft cu\u1ed9n th\u00e0nh t\u1ea5m: dung sai, ph\u1eb3ng, c\u1ea1nh<\/a><\/li>\n<li><a href=\"#toc-5-thanh-phan-va-co-tinh-cac-mac-inox-tam-pho-bien\">Th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh: c\u00e1c m\u00e1c inox t\u1ea5m ph\u1ed5 bi\u1ebfn<\/a><\/li>\n<li><a href=\"#toc-6-kiem-soat-chat-luong-khong-chi-nhin-thay-la-du\">Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng: kh\u00f4ng ch\u1ec9 \u201cnh\u00ecn th\u1ea5y l\u00e0 \u0111\u1ee7\u201d<\/a><\/li>\n<li><a href=\"#toc-7-danh-bong-tay-thu-dong-va-ve-sinh-cuoi\">\u0110\u00e1nh b\u00f3ng, t\u1ea9y \u2013 th\u1ee5 \u0111\u1ed9ng v\u00e0 v\u1ec7 sinh cu\u1ed1i<\/a><\/li>\n<li><a href=\"#toc-8-dong-goi-van-chuyen-bao-toan-be-mat-den-tay-xuong\">\u0110\u00f3ng g\u00f3i \u2013 v\u1eadn chuy\u1ec3n: b\u1ea3o to\u00e0n b\u1ec1 m\u1eb7t \u0111\u1ebfn tay x\u01b0\u1edfng<\/a><\/li>\n<li><a href=\"#toc-9-chi-phi-lead-time-va-nhung-yeu-to-thi-truong\">Chi ph\u00ed, lead-time v\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 th\u1ecb tr\u01b0\u1eddng<\/a><\/li>\n<li><a href=\"#toc-10-ung-dung-chon-dung-be-mat-va-mac\">\u1ee8ng d\u1ee5ng \u2013 ch\u1ecdn \u0111\u00fang b\u1ec1 m\u1eb7t v\u00e0 m\u00e1c<\/a><\/li>\n<li><a href=\"#toc-11-loi-be-mat-thuong-gap-va-cach-phong-tranh\">L\u1ed7i b\u1ec1 m\u1eb7t th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-12-checklist-nhanh-khi-dat-mua-tam-inox\">Checklist nhanh khi \u0111\u1eb7t mua t\u1ea5m inox<\/a><\/li>\n<li><a href=\"#toc-13-tieu-chuan-ky-thuat-thuong-dung\">Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt th\u01b0\u1eddng d\u00f9ng<\/a><\/li>\n<li><a href=\"#toc-14-ben-vung-va-moi-truong\">B\u1ec1n v\u1eefng v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/a><\/li>\n<li><a href=\"#toc-15-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-16-lien-he-tu-van-va-bao-gia\">Li\u00ean h\u1ec7 t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1<\/a><\/li>\n<li><a href=\"#toc-17-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox (th\u00e9p kh\u00f4ng g\u1ec9) kh\u00f4ng ch\u1ec9 l\u00e0 v\u1eadt li\u1ec7u \u201c\u0111\u1eb9p v\u00e0 b\u1ec1n\u201d. \u0110\u1eb1ng sau m\u1ed9t t\u1ea5m inox s\u00e1ng b\u00f3ng l\u00e0 c\u1ea3 chu\u1ed7i c\u00f4ng ngh\u1ec7 luy\u1ec7n kim \u2013 c\u00e1n \u2013 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u2013 ki\u1ec3m \u0111\u1ecbnh c\u1ef1c k\u1ef3 nghi\u00eam ng\u1eb7t. B\u00e0i vi\u1ebft n\u00e0y d\u1eabn b\u1ea1n \u0111i tr\u1ecdn h\u00e0nh tr\u00ecnh, t\u1eeb qu\u1eb7ng s\u1eaft th\u00f4 \u0111\u1ebfn t\u1ea5m inox ho\u00e0n thi\u1ec7n s\u1eb5n s\u00e0ng v\u00e0o d\u00e2y chuy\u1ec1n ch\u1ebf t\u1ea1o, gi\u00fap k\u1ef9 s\u01b0, nh\u00e0 th\u1ea7u v\u00e0 ch\u1ee7 x\u01b0\u1edfng ch\u1ecdn \u0111\u00fang m\u00e1c th\u00e9p, b\u1ec1 m\u1eb7t v\u00e0 ti\u00eau chu\u1ea9n cho t\u1eebng \u1ee9ng d\u1ee5ng.<\/p>\n<h2 id=\"toc-0-nguyen-lieu-dau-vao-khong-chi-la-sat\"><span class=\"ez-toc-section\" id=\"Nguyen_lieu_dau_vao_khong_chi_la_sat\"><\/span>Nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o: kh\u00f4ng ch\u1ec9 l\u00e0 s\u1eaft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; S\u1eaft v\u00e0 ph\u1ebf li\u1ec7u: N\u1ec1n th\u00e9p \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ee7 y\u1ebfu t\u1eeb ph\u1ebf li\u1ec7u th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 th\u00e9p carbon (t\u1ef7 l\u1ec7 ph\u1ebf li\u1ec7u trong inox th\u00e0nh ph\u1ea9m to\u00e0n c\u1ea7u th\u01b0\u1eddng r\u1ea5t cao), b\u1ed5 sung s\u1eaft ho\u00e0n nguy\u00ean.<br \/>\n&#8211; Crom (Cr): C\u00f3 \u0111\u01b0\u1ee3c qua ferrocrom (FeCr) t\u1eeb qu\u1eb7ng chromit. Crom l\u00e0 \u201clinh h\u1ed3n\u201d c\u1ee7a inox; \u226510,5% Cr gi\u00fap h\u00ecnh th\u00e0nh m\u00e0ng th\u1ee5 \u0111\u1ed9ng ch\u1ed1ng \u0103n m\u00f2n.<br \/>\n&#8211; Niken (Ni): T\u0103ng \u0111\u1ed9 d\u1ebbo, \u1ed5n \u0111\u1ecbnh austenit, c\u1ea3i thi\u1ec7n ch\u1ed1ng \u0103n m\u00f2n; \u0111\u1ebfn t\u1eeb feroniken ho\u1eb7c niken tinh luy\u1ec7n, ph\u1ed5 bi\u1ebfn t\u1eeb qu\u1eb7ng laterit\/sulfide.<br \/>\n&#8211; Molypden (Mo), Mangan (Mn), Titan (Ti), Niobi (Nb), \u0110\u1ed3ng (Cu): \u0110i\u1ec1u ch\u1ec9nh t\u00ednh n\u0103ng (ch\u1ed1ng r\u1ed7, ch\u1ed1ng n\u1ee9t SCC, \u1ed5n \u0111\u1ecbnh cacbit, t\u0103ng b\u1ec1n).<br \/>\n&#8211; Ch\u1ea5t kh\u1eed\/\u0111i\u1ec1u ch\u1ec9nh: V\u00f4i, ferrosilic, ferromangan \u0111\u1ec3 kh\u1eed oxy\/l\u01b0u hu\u1ef3nh.<\/p>\n<p>L\u01b0u \u00fd th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam: Ngu\u1ed3n cung t\u1ea5m\/cu\u1ed9n inox ph\u1ed5 bi\u1ebfn g\u1ed3m h\u00e0ng s\u1ea3n xu\u1ea5t trong n\u01b0\u1edbc (v\u00ed d\u1ee5 c\u00e1c nh\u00e0 m\u00e1y c\u00e1n ngu\u1ed9i) v\u00e0 h\u00e0ng nh\u1eadp t\u1eeb Trung Qu\u1ed1c, Indonesia, \u0110\u00e0i Loan, H\u00e0n Qu\u1ed1c, Nh\u1eadt, EU. C\u00e1c m\u00e1c 201, 304\/304L, 316L, 430 l\u00e0 th\u00f4ng d\u1ee5ng nh\u1ea5t trong x\u00e2y d\u1ef1ng, c\u01a1 kh\u00ed, F&#038;B v\u00e0 h\u00f3a ch\u1ea5t.<\/p>\n<h2 id=\"toc-1-lo-luyen-tinh-luyen-tao-nen-thep-khong-gi\"><span class=\"ez-toc-section\" id=\"Lo_luyen_tinh_luyen_tao_%E2%80%9Cnen%E2%80%9D_thep_khong_gi\"><\/span>L\u00f2 luy\u1ec7n &#038; tinh luy\u1ec7n: t\u1ea1o \u201cn\u1ec1n\u201d th\u00e9p kh\u00f4ng g\u1ec9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Nau_chay_trong_lo_ho_quang_dien_EAF\"><\/span>N\u1ea5u ch\u1ea3y trong l\u00f2 h\u1ed3 quang \u0111i\u1ec7n (EAF)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; N\u1ea1p ph\u1ebf li\u1ec7u v\u00e0 s\u1eaft ho\u00e0n nguy\u00ean; nung ch\u1ea3y b\u1eb1ng h\u1ed3 quang.<br \/>\n&#8211; \u0110i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n s\u01a1 b\u1ed9 (Cr, Ni) \u0111\u1ebfn g\u1ea7n m\u00e1c m\u1ee5c ti\u00eau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tinh_luyen_AODVOD_ha_C_S_va_tinh_chinh_thanh_phan\"><\/span>Tinh luy\u1ec7n AOD\/VOD: h\u1ea1 C, S v\u00e0 tinh ch\u1ec9nh th\u00e0nh ph\u1ea7n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; AOD (Argon Oxygen Decarburization): Th\u1ed5i h\u1ed7n h\u1ee3p O2\/Ar \u0111\u1ec3 kh\u1eed carbon v\u1edbi t\u1ed5n th\u1ea5t Cr t\u1ed1i thi\u1ec3u; kh\u1eed S v\u00e0 \u0111i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n h\u1ee3p kim.<br \/>\n&#8211; VOD (Vacuum Oxygen Decarburization): \u00c1p d\u1ee5ng ch\u00e2n kh\u00f4ng \u0111\u1ec3 \u0111\u1ea1t h\u00e0m l\u01b0\u1ee3ng C v\u00e0 N r\u1ea5t th\u1ea5p, d\u00f9ng cho m\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe (v\u00ed d\u1ee5 316L si\u00eau th\u1ea5p C).<br \/>\nK\u1ebft qu\u1ea3 l\u00e0 th\u00e9p l\u1ecfng c\u00f3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n (ASTM A240\/EN 10088\/JIS G4304\/G4305).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Duc_lien_tuc_continuous_casting\"><\/span>\u0110\u00fac li\u00ean t\u1ee5c (continuous casting)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Th\u00e9p l\u1ecfng \u0111\u00fac th\u00e0nh ph\u00f4i b\u1ea3n (slab) d\u00e0y 100\u2013250 mm.<br \/>\n&#8211; Ki\u1ec3m so\u00e1t khuy\u1ebft t\u1eadt: r\u1ed7 kh\u00ed, n\u1ee9t n\u00f3ng, bao x\u1ec9.<br \/>\n&#8211; Ph\u00f4i \u0111\u01b0\u1ee3c gia nhi\u1ec7t \u0111\u1ed3ng \u0111\u1ec1u \u0111\u1ec3 chu\u1ea9n b\u1ecb c\u00e1n n\u00f3ng.<\/p>\n<h2 id=\"toc-2-can-nong-den-no1-hinh-thanh-chieu-day-nen\"><span class=\"ez-toc-section\" id=\"Can_nong_den_No1_hinh_thanh_chieu_day_nen\"><\/span>C\u00e1n n\u00f3ng \u0111\u1ebfn No.1: h\u00ecnh th\u00e0nh chi\u1ec1u d\u00e0y n\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Gia nhi\u1ec7t ph\u00f4i l\u00ean ~1.150\u20131.250\u00b0C; c\u00e1n n\u00f3ng nhi\u1ec1u pass \u0111\u1ebfn chi\u1ec1u d\u00e0y 2\u201312 mm (ho\u1eb7c d\u00e0y h\u01a1n cho t\u1ea5m b\u1ea3n).<br \/>\n&#8211; L\u00e0m s\u1ea1ch l\u1edbp oxit d\u00e0y b\u1eb1ng t\u1ea9y axit (HF\/HNO3) v\u00e0\/ho\u1eb7c phun bi.<br \/>\n&#8211; B\u1ec1 m\u1eb7t sau c\u00e1n n\u00f3ng v\u00e0 t\u1ea9y g\u1ecdi l\u00e0 No.1 (HRAP). \u0110\u1ed9 nh\u00e1m \u0111i\u1ec3n h\u00ecnh Ra ~1,0\u20133,0 \u00b5m.<br \/>\n\u1ee8ng d\u1ee5ng: b\u1ed3n b\u1ec3, k\u1ebft c\u1ea5u, h\u00f3a ch\u1ea5t n\u01a1i b\u1ec1 m\u1eb7t th\u00f4 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n<h2 id=\"toc-3-can-nguoi-u-tay-hoan-thien-noi-chat-luong-be-mat-d\"><span class=\"ez-toc-section\" id=\"Can_nguoi_u_%E2%80%93_tay_hoan_thien_noi_%E2%80%9Cchat_luong_be_mat%E2%80%9D_duoc_quyet_dinh\"><\/span>C\u00e1n ngu\u1ed9i, \u1ee7 \u2013 t\u1ea9y, ho\u00e0n thi\u1ec7n: n\u01a1i \u201cch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t\u201d \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Can_nguoi_cold_rolling\"><\/span>C\u00e1n ngu\u1ed9i (cold rolling)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; T\u1eeb d\u1ea3i n\u00f3ng, c\u00e1n ngu\u1ed9i qua nhi\u1ec1u pass \u0111\u1ec3 \u0111\u1ea1t chi\u1ec1u d\u00e0y ch\u00ednh x\u00e1c 0,3\u20136,0 mm, c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1eb3ng v\u00e0 c\u01a1 t\u00ednh.<br \/>\n&#8211; Sau m\u1ed7i chu k\u1ef3 c\u00e1n, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u1ee7 (anneal) \u0111\u1ec3 ph\u1ee5c h\u1ed3i d\u1ebbo, r\u1ed3i t\u1ea9y (pickling) \u0111\u1ec3 lo\u1ea1i oxit.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"U_sang_bright_annealing_%E2%80%93_BA\"><\/span>\u1ee6 s\u00e1ng (bright annealing \u2013 BA)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u1ee6 trong kh\u00ed b\u1ea3o v\u1ec7 H2\/N2, b\u1ec1 m\u1eb7t s\u00e1ng g\u01b0\u01a1ng t\u1ef1 nhi\u00ean, kh\u00f4ng t\u1ea9y axit sau \u1ee7.<br \/>\n&#8211; B\u1ec1 m\u1eb7t BA r\u1ea5t m\u1ecbn, Ra ~0,05\u20130,1 \u00b5m. Ph\u00f9 h\u1ee3p trang tr\u00ed cao c\u1ea5p, thang m\u00e1y, thi\u1ebft b\u1ecb y t\u1ebf.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac_hoan_thien_be_mat_pho_bien\"><\/span>C\u00e1c ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; No.1 (HRAP): Sau c\u00e1n n\u00f3ng, t\u1ea9y; th\u00f4, m\u1edd.<br \/>\n&#8211; 2B: C\u00e1n ngu\u1ed9i + \u1ee7 \u2013 t\u1ea9y + skin-pass b\u1eb1ng tr\u1ee5c nh\u1eb5n; m\u1edd b\u1ea1c \u0111\u1ec1u, Ra ~0,3\u20130,6 \u00b5m. Chu\u1ea9n \u201c\u0111i l\u00e0m\u201d cho gia c\u00f4ng c\u01a1 kh\u00ed, d\u1eadp, h\u00e0n.<br \/>\n&#8211; BA (Bright Annealed): S\u00e1ng g\u01b0\u01a1ng, ph\u1ea3n chi\u1ebfu t\u1ed1t, Ra ~0,05\u20130,1 \u00b5m.<br \/>\n&#8211; No.4 (satin\/brush): \u0110\u00e1nh x\u01b0\u1edbc m\u1ecbn b\u1eb1ng b\u0103ng nh\u00e1m #150\u2013#240; Ra ~0,4\u20130,8 \u00b5m; n\u1ed9i th\u1ea5t, thang m\u00e1y, b\u1ebfp.<br \/>\n&#8211; HL (Hairline): S\u1ecdc d\u00e0i li\u00ean t\u1ee5c; trang tr\u00ed ki\u1ebfn tr\u00fac, n\u1ed9i th\u1ea5t.<br \/>\n&#8211; No.8 (Mirror): \u0110\u00e1nh b\u00f3ng g\u01b0\u01a1ng nhi\u1ec1u b\u01b0\u1edbc \u0111\u1ebfn g\u1ea7n g\u01b0\u01a1ng soi; Ra r\u1ea5t th\u1ea5p (<0,05 \u00b5m).  \nGhi ch\u00fa: Gi\u00e1 tr\u1ecb Ra ch\u1ec9 mang t\u00ednh tham kh\u1ea3o; nh\u00e0 m\u00e1y c\u00f3 th\u1ec3 c\u00f4ng b\u1ed1 d\u1ea3i kh\u00e1c nhau.\n\n\n\n<h2 id=\"toc-4-cat-cuon-thanh-tam-dung-sai-phang-canh\"><span class=\"ez-toc-section\" id=\"Cat_cuon_thanh_tam_dung_sai_phang_canh\"><\/span>C\u1eaft cu\u1ed9n th\u00e0nh t\u1ea5m: dung sai, ph\u1eb3ng, c\u1ea1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; X\u1ebb b\u0103ng (slitting) v\u00e0 x\u1ea3 b\u0103ng \u2013 c\u1eaft t\u1ea5m (cut-to-length) theo k\u00edch th\u01b0\u1edbc:<br \/>\n  + Kh\u1ed5 ti\u00eau chu\u1ea9n: 1.000 \/ 1.219 \/ 1.500 mm; chi\u1ec1u d\u00e0i 2.000 \/ 2.440 \/ 3.000 mm.<br \/>\n  + Dung sai \u0111\u1ed9 d\u00e0y, chi\u1ec1u r\u1ed9ng, \u0111\u1ed9 ph\u1eb3ng theo ASTM A480\/JIS G4305 ho\u1eb7c theo th\u1ecfa thu\u1eadn.<br \/>\n&#8211; Ki\u1ec3m so\u00e1t \u0111\u1ed9 ph\u1eb3ng: gi\u1edbi h\u1ea1n \u201cedge wave\u201d, \u201ccenter buckle\u201d; y\u00eau c\u1ea7u flatness cao cho laser\/c\u1eaft n\u01b0\u1edbc.<br \/>\n&#8211; M\u00e9p c\u1eaft: c\u1eaft guillotine (m\u00e9p s\u1eafc), ho\u1eb7c m\u00e0i m\u00e9p an to\u00e0n theo y\u00eau c\u1ea7u x\u01b0\u1edfng gia c\u00f4ng.<br \/>\n&#8211; D\u00e1n film PE b\u1ea3o v\u1ec7 m\u1ed9t\/both sides \u0111\u1ec3 ch\u1ed1ng x\u01b0\u1edbc khi gia c\u00f4ng v\u00e0 v\u1eadn chuy\u1ec3n; l\u1ef1a ch\u1ecdn film ch\u1ecbu nhi\u1ec7t cho laser fiber\/CO2.<\/p>\n<h2 id=\"toc-5-thanh-phan-va-co-tinh-cac-mac-inox-tam-pho-bien\"><span class=\"ez-toc-section\" id=\"Thanh_phan_va_co_tinh_cac_mac_inox_tam_pho_bien\"><\/span>Th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh: c\u00e1c m\u00e1c inox t\u1ea5m ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Austenitic 304\/304L (X5CrNi18-10): 18Cr\u20138Ni; ch\u1ecdn ph\u1ed5 th\u00f4ng cho F&#038;B, c\u01a1 kh\u00ed, d\u00e2n d\u1ee5ng; ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, h\u00e0n t\u1ed1t.<br \/>\n&#8211; Austenitic 316\/316L (X2CrNiMo17-12-2): th\u00eam 2\u20132,5% Mo; t\u0103ng ch\u1ed1ng r\u1ed7\/pitting (m\u00f4i tr\u01b0\u1eddng Cl-), d\u00f9ng cho h\u00f3a ch\u1ea5t, bi\u1ec3n, y t\u1ebf.<br \/>\n&#8211; Austenitic Mn\u2013N 201\/202: gi\u1ea3m Ni, t\u0103ng Mn\u2013N; gi\u00e1 c\u1ea1nh tranh nh\u01b0ng ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304, c\u1ea7n c\u00e2n nh\u1eafc khi g\u1ea7n bi\u1ec3n\/\u1ea9m m\u1eb7n.<br \/>\n&#8211; Ferritic 430: 16\u201318% Cr, kh\u00f4ng Ni; t\u1eeb t\u00ednh, ch\u1ed1ng \u0103n m\u00f2n v\u1eeba, gi\u00e1 t\u1ed1t; d\u00f9ng trang tr\u00ed n\u1ed9i th\u1ea5t, \u1ed1ng kh\u00f3i, \u0111\u1ed3 gia d\u1ee5ng.<br \/>\nTi\u00eau chu\u1ea9n tham kh\u1ea3o: ASTM A240\/A240M (t\u1ea5m, b\u0103ng, d\u1ea3i), JIS G4304\/G4305 (t\u1ea5m c\u00e1n n\u00f3ng\/ngu\u1ed9i), EN 10088 (th\u00e0nh ph\u1ea7n v\u00e0 ch\u1ec9 \u0111\u1ecbnh m\u00e1c).<\/p>\n<h2 id=\"toc-6-kiem-soat-chat-luong-khong-chi-nhin-thay-la-du\"><span class=\"ez-toc-section\" id=\"Kiem_soat_chat_luong_khong_chi_%E2%80%9Cnhin_thay_la_du%E2%80%9D\"><\/span>Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng: kh\u00f4ng ch\u1ec9 \u201cnh\u00ecn th\u1ea5y l\u00e0 \u0111\u1ee7\u201d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; X\u00e1c \u0111\u1ecbnh m\u00e1c\/PMI: S\u00fang quang ph\u1ed5 XRF\/OES ki\u1ec3m tra nhanh Cr\u2013Ni\u2013Mo; \u0111\u1ed1i chi\u1ebfu MTC theo EN 10204 3.1.<br \/>\n&#8211; C\u01a1 t\u00ednh: K\u00e9o, ch\u1ea3y, gi\u00e3n d\u00e0i theo ASTM A240\/A480; \u0111\u1ed9 c\u1ee9ng HRB\/HV.<br \/>\n&#8211; \u0102n m\u00f2n li\u00ean h\u1ea1t: ASTM A262 (Prac. E) cho 304\/316 nh\u1ea1y c\u1ea3m do h\u00e0n\/\u1ee7; ch\u1ecdn phi\u00ean b\u1ea3n \u201cL\u201d \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 k\u1ebft t\u1ee7a crom carbide.<br \/>\n&#8211; \u0110\u1ed9 nh\u00e1m v\u00e0 b\u1ec1 m\u1eb7t: \u0110o Ra\/Ry; soi khuy\u1ebft t\u1eadt b\u1ec1 m\u1eb7t (pitting, roll mark, scratch) theo ASTM A480.<br \/>\n&#8211; \u0110\u1ed9 ph\u1eb3ng\/\u0111\u1ed9 d\u00e0y: Ki\u1ec3m tra 100% cho l\u00f4 c\u1eaft laser ch\u00ednh x\u00e1c; b\u1ea3n \u0111\u1ed3 chi\u1ec1u d\u00e0y t\u1ef1 \u0111\u1ed9ng tr\u00ean line c\u00e1n ngu\u1ed9i.<br \/>\n&#8211; Ferrite s\u1ed1 trong m\u1ed1i h\u00e0n austenitic: Feritscope (FN 3\u201310 gi\u00fap ch\u1ed1ng n\u1ee9t n\u00f3ng).<\/p>\n<h2 id=\"toc-7-danh-bong-tay-thu-dong-va-ve-sinh-cuoi\"><span class=\"ez-toc-section\" id=\"Danh_bong_tay_%E2%80%93_thu_dong_va_ve_sinh_cuoi\"><\/span>\u0110\u00e1nh b\u00f3ng, t\u1ea9y \u2013 th\u1ee5 \u0111\u1ed9ng v\u00e0 v\u1ec7 sinh cu\u1ed1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; \u0110\u00e1nh b\u00f3ng c\u01a1 (No.4\/HL\/No.8):<br \/>\n  + Quy tr\u00ecnh nhi\u1ec1u c\u1ea5p h\u1ea1t (#120 \u2192 #240\/#320 \u2192 #600 \u2192 buff), d\u00f9ng b\u0103ng nh\u00e1m v\u00e0 b\u00e1nh v\u1ea3i + h\u1ee3p ch\u1ea5t m\u00e0i.<br \/>\n  + Tr\u00e1nh qu\u00e1 nhi\u1ec7t g\u00e2y \u201corange peel\u201d ho\u1eb7c bi\u1ebfn m\u00e0u; ch\u1ecdn t\u1ed1c \u0111\u1ed9, l\u1ef1c \u00e9p, ch\u1ea5t m\u00e0i ph\u00f9 h\u1ee3p m\u00e1c\/thickness.<br \/>\n&#8211; T\u1ea9y \u2013 th\u1ee5 \u0111\u1ed9ng:<br \/>\n  + Pickling (HF\/HNO3) lo\u1ea1i x\u1ec9\/oxit sau h\u00e0n\/c\u00e1n; r\u1eeda s\u1ea1ch k\u1ef9.<br \/>\n  + Passivation b\u1eb1ng HNO3 ho\u1eb7c citric theo ASTM A967\/ASTM A380 \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1edbp Cr2O3 th\u1ee5 \u0111\u1ed9ng t\u1ed1i \u01b0u.<br \/>\n&#8211; L\u00e0m s\u1ea1ch v\u00e0 \u0111\u00f3ng g\u00f3i ph\u00f2ng \u1ea9m: n\u01b0\u1edbc DI, s\u1ea5y kh\u00f4, d\u00e1n film; d\u00f9ng gi\u1ea5y VCI, t\u00fai h\u00fat \u1ea9m, nilon b\u1ecdc k\u00edn cho kh\u00ed h\u1eadu \u1ea9m H\u00e0 N\u1ed9i.<\/p>\n<h2 id=\"toc-8-dong-goi-van-chuyen-bao-toan-be-mat-den-tay-xuong\"><span class=\"ez-toc-section\" id=\"Dong_goi_%E2%80%93_van_chuyen_bao_toan_be_mat_den_tay_xuong\"><\/span>\u0110\u00f3ng g\u00f3i \u2013 v\u1eadn chuy\u1ec3n: b\u1ea3o to\u00e0n b\u1ec1 m\u1eb7t \u0111\u1ebfn tay x\u01b0\u1edfng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Bao g\u00f3i: Ch\u00e8n x\u1ed1p\/gi\u1ea5y VCI gi\u1eefa t\u1ea5m, g\u00f3c b\u1ea3o v\u1ec7, pallet g\u1ed7 hun tr\u00f9ng; \u0111ai th\u00e9p\/nh\u1ef1a c\u00f3 \u0111\u1ec7m.<br \/>\n&#8211; Nh\u00e3n: M\u00e1c th\u00e9p, ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc, s\u1ed1 l\u00f4, b\u1ec1 m\u1eb7t, s\u1ed1 MTC.<br \/>\n&#8211; Logistics: B\u1ea3o qu\u1ea3n n\u01a1i kh\u00f4 r\u00e1o; tr\u00e1nh n\u01b0\u1edbc m\u01b0a\/\u0111\u1ecdng s\u01b0\u01a1ng g\u00e2y \u201cwater stain\u201d tr\u00ean 2B\/BA.<\/p>\n<h2 id=\"toc-9-chi-phi-lead-time-va-nhung-yeu-to-thi-truong\"><span class=\"ez-toc-section\" id=\"Chi_phi_lead-time_va_nhung_yeu_to_thi_truong\"><\/span>Chi ph\u00ed, lead-time v\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 th\u1ecb tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Th\u00e0nh ph\u1ea7n h\u1ee3p kim quy\u1ebft \u0111\u1ecbnh gi\u00e1: Ni v\u00e0 Mo l\u00e0 bi\u1ebfn s\u1ed1 l\u1edbn (theo LME\/MB). Grade 316L nh\u1ea1y gi\u00e1 h\u01a1n 304; 201 gi\u00e1 c\u1ea1nh tranh nh\u01b0ng r\u1ee7i ro \u0103n m\u00f2n cao h\u01a1n.<br \/>\n&#8211; Lead-time tham kh\u1ea3o:<br \/>\n  + H\u00e0ng t\u1ed3n\/\u0111\u1ecbnh quy c\u00e1ch: 2\u20137 ng\u00e0y giao n\u1ed9i \u0111\u1ecba.<br \/>\n  + \u0110\u1eb7t s\u1ea3n xu\u1ea5t\/nh\u1eadp kh\u1ea9u: 4\u201312 tu\u1ea7n t\u00f9y ti\u00eau chu\u1ea9n, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, kh\u1ed5 r\u1ed9ng 1.500 mm ho\u1eb7c d\u00e0y \u0111\u1eb7c bi\u1ec7t.<br \/>\n&#8211; Mua hi\u1ec7u qu\u1ea3: Ch\u1ed1t grade\/b\u1ec1 m\u1eb7t\/dung sai s\u1edbm; t\u1ed1i \u01b0u \u0111\u1ecbnh d\u1ea1ng kh\u1ed5 \u0111\u1ec3 gi\u1ea3m hao h\u1ee5t c\u1eaft; d\u00f9ng film ph\u00f9 h\u1ee3p c\u00f4ng ngh\u1ec7 c\u1eaft.<\/p>\n<h2 id=\"toc-10-ung-dung-chon-dung-be-mat-va-mac\"><span class=\"ez-toc-section\" id=\"Ung_dung_%E2%80%93_chon_dung_be_mat_va_mac\"><\/span>\u1ee8ng d\u1ee5ng \u2013 ch\u1ecdn \u0111\u00fang b\u1ec1 m\u1eb7t v\u00e0 m\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Gia c\u00f4ng c\u01a1 kh\u00ed\/\u0111\u1ed3 b\u1ebfp: 304 2B\/BA, d\u00e0y 0,8\u20132,0 mm; film laser.<br \/>\n&#8211; Ki\u1ebfn tr\u00fac \u2013 n\u1ed9i th\u1ea5t: 304 HL\/No.4\/BA; thang m\u00e1y, m\u1eb7t d\u1ef1ng; n\u1ebfu g\u1ea7n bi\u1ec3n, c\u00e2n nh\u1eafc 316L.<br \/>\n&#8211; H\u00f3a ch\u1ea5t \u2013 b\u1ed3n b\u1ec3: 316L No.1\/2B; ki\u1ec3m so\u00e1t pickling\/passivation sau h\u00e0n.<br \/>\n&#8211; \u00d4 t\u00f4 \u2013 thang m\u00e1y \u2013 qu\u1ea3ng c\u00e1o: 304 BA\/No.8 cho \u0111\u1ed9 ph\u1ea3n chi\u1ebfu cao; y\u00eau c\u1ea7u ch\u1ed1ng x\u01b0\u1edbc l\u01b0u kho nghi\u00eam ng\u1eb7t.<br \/>\n&#8211; Khu v\u1ef1c \u1ea9m m\u1eb7n\/n\u01b0\u1edbc m\u1eb7n: 316L (PREN cao h\u01a1n nh\u1edd Mo); tr\u00e1nh 201 n\u1ebfu kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7.<\/p>\n<h2 id=\"toc-11-loi-be-mat-thuong-gap-va-cach-phong-tranh\"><span class=\"ez-toc-section\" id=\"Loi_be_mat_thuong_gap_va_cach_phong_tranh\"><\/span>L\u1ed7i b\u1ec1 m\u1eb7t th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Scratch x\u01b0\u1edbc: Do v\u1eadn chuy\u1ec3n\/c\u1eaft; d\u00f9ng film b\u1ea3o v\u1ec7, t\u00e1ch l\u1edbp, l\u00e0m s\u1ea1ch b\u0103ng t\u1ea3i.<br \/>\n&#8211; Pitting v\u1ebft r\u1ed7: Nhi\u1ec5m Fe\/Cl-; r\u1eeda s\u1ea1ch sau pickling, tr\u00e1nh mu\u1ed1i\/axit b\u1eafn d\u00ednh, ki\u1ec3m so\u00e1t n\u01b0\u1edbc c\u1eaft.<br \/>\n&#8211; Waviness\/edge wave: C\u00e0i \u0111\u1eb7t c\u00e1n\/skin-pass ch\u01b0a t\u1ed1i \u01b0u; ch\u1ecdn l\u00f4 \u0111\u1ea1t flatness theo ASTM A480.<br \/>\n&#8211; Discoloration sau h\u00e0n: X\u1eed l\u00fd pickling+passivation; b\u1ea3o v\u1ec7 kh\u00ed tr\u01a1 t\u1ed1t khi h\u00e0n TIG\/MIG.<br \/>\n&#8211; Orange peel khi \u0111\u00e1nh b\u00f3ng: Qu\u00e1 nhi\u1ec7t\/bi\u1ebfn c\u1ee9ng b\u1ec1 m\u1eb7t; gi\u1ea3m \u00e1p l\u1ef1c, \u0111\u1ed5i c\u1ea5p h\u1ea1t \u0111\u00fang tr\u00ecnh t\u1ef1.<\/p>\n<h2 id=\"toc-12-checklist-nhanh-khi-dat-mua-tam-inox\"><span class=\"ez-toc-section\" id=\"Checklist_nhanh_khi_dat_mua_tam_inox\"><\/span>Checklist nhanh khi \u0111\u1eb7t mua t\u1ea5m inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; X\u00e1c \u0111\u1ecbnh \u1ee9ng d\u1ee5ng \u2192 ch\u1ecdn grade (201\/304\/316L\/430).<br \/>\n&#8211; Ch\u1ecdn b\u1ec1 m\u1eb7t (No.1\/2B\/BA\/No.4\/HL\/No.8) v\u00e0 y\u00eau c\u1ea7u Ra n\u1ebfu c\u1ea7n.<br \/>\n&#8211; K\u00edch th\u01b0\u1edbc v\u00e0 dung sai theo ASTM A480\/JIS G4305; y\u00eau c\u1ea7u \u0111\u1ed9 ph\u1eb3ng cho c\u1eaft laser.<br \/>\n&#8211; Film b\u1ea3o v\u1ec7 lo\u1ea1i g\u00ec (laser\/\u0111\u1ed9t d\u1eadp\/\u0111\u00e1nh b\u00f3ng sau).<br \/>\n&#8211; Y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 MTC EN 10204 3.1; ki\u1ec3m tra PMI khi nh\u1eadn h\u00e0ng.<br \/>\n&#8211; \u0110i\u1ec1u ki\u1ec7n \u0111\u00f3ng g\u00f3i v\u00e0 ch\u1ed1ng \u1ea9m cho v\u1eadn chuy\u1ec3n xa.<\/p>\n<h2 id=\"toc-13-tieu-chuan-ky-thuat-thuong-dung\"><span class=\"ez-toc-section\" id=\"Tieu_chuan_ky_thuat_thuong_dung\"><\/span>Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt th\u01b0\u1eddng d\u00f9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; ASTM A240\/A240M: Th\u00e9p kh\u00f4ng g\u1ec9 t\u1ea5m, b\u0103ng, d\u1ea3i cho b\u00ecnh ch\u1ecbu \u00e1p v\u00e0 m\u1ee5c \u0111\u00edch chung.<br \/>\n&#8211; ASTM A480\/A480M: Y\u00eau c\u1ea7u chung v\u1ec1 t\u1ea5m\/b\u0103ng\/d\u1ea3i kh\u00f4ng g\u1ec9 (k\u00edch th\u01b0\u1edbc, dung sai, b\u1ec1 m\u1eb7t).<br \/>\n&#8211; ASTM A262: Th\u1eed \u0103n m\u00f2n li\u00ean h\u1ea1t cho th\u00e9p kh\u00f4ng g\u1ec9 austenitic.<br \/>\n&#8211; ASTM A967\/ASTM A380: L\u00e0m s\u1ea1ch, t\u1ea9y v\u00e0 th\u1ee5 \u0111\u1ed9ng inox.<br \/>\n&#8211; JIS G4304\/G4305: T\u1ea5m\/th\u00e9p kh\u00f4ng g\u1ec9 c\u00e1n n\u00f3ng\/c\u00e1n ngu\u1ed9i.<br \/>\n&#8211; EN 10088 (ph\u1ea7n 1\u20133): Th\u00e0nh ph\u1ea7n, c\u01a1 t\u00ednh v\u00e0 s\u1ea3n ph\u1ea9m inox.<br \/>\n&#8211; EN 10204: Ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u (2.2\/3.1\/3.2).<\/p>\n<h2 id=\"toc-14-ben-vung-va-moi-truong\"><span class=\"ez-toc-section\" id=\"Ben_vung_va_moi_truong\"><\/span>B\u1ec1n v\u1eefng v\u00e0 m\u00f4i tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; T\u1ef7 l\u1ec7 ph\u1ebf li\u1ec7u cao trong luy\u1ec7n inox gi\u00fap gi\u1ea3m ph\u00e1t th\u1ea3i CO2; chu\u1ed7i EAF + AOD\/VOD th\u00e2n thi\u1ec7n h\u01a1n BOF truy\u1ec1n th\u1ed1ng cho th\u00e9p carbon.<br \/>\n&#8211; Axit t\u1ea9y \u0111\u01b0\u1ee3c thu h\u1ed3i\/ho\u00e0n nguy\u00ean; b\u1ee5i\/n\u01b0\u1edbc th\u1ea3i x\u1eed l\u00fd \u0111\u1ea1t chu\u1ea9n tr\u01b0\u1edbc x\u1ea3 th\u1ea3i.<br \/>\n&#8211; Inox c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf g\u1ea7n nh\u01b0 100% \u1edf cu\u1ed1i v\u00f2ng \u0111\u1eddi; gi\u1eef gi\u00e1 tr\u1ecb h\u1ee3p kim trong kinh t\u1ebf tu\u1ea7n ho\u00e0n.<\/p>\n<h2 id=\"toc-15-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; International Stainless Steel Forum (ISSF): Stainless Steel in Figures; H\u01b0\u1edbng d\u1eabn quy tr\u00ecnh luy\u1ec7n \u2013 c\u00e1n inox.<br \/>\n&#8211; ASTM International: A240, A480, A262, A967, A380.<br \/>\n&#8211; EN 10088; JIS G4304\/G4305.<br \/>\n&#8211; Nickel Institute; Outokumpu Stainless Steel Handbook (v\u1eadt li\u1ec7u v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t).<\/p>\n<h2 id=\"toc-16-lien-he-tu-van-va-bao-gia\"><span class=\"ez-toc-section\" id=\"Lien_he_tu_van_va_bao_gia\"><\/span>Li\u00ean h\u1ec7 t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u1ea7n ch\u1ecdn \u0111\u00fang m\u00e1c, b\u1ec1 m\u1eb7t, dung sai v\u00e0 film cho d\u1ef1 \u00e1n? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 nh\u1eadn b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n<h2 id=\"toc-17-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>M\u1ed9t t\u1ea5m inox \u0111\u1ea1t chu\u1ea9n \u0111i qua chu\u1ed7i c\u00f4ng ngh\u1ec7 kh\u1eaft khe: t\u1eeb ph\u1ed1i li\u1ec7u (Cr, Ni, Mo, ph\u1ebf li\u1ec7u) \u2013 luy\u1ec7n EAF v\u00e0 tinh luy\u1ec7n AOD\/VOD \u2013 \u0111\u00fac ph\u00f4i \u2013 c\u00e1n n\u00f3ng No.1 \u2013 c\u00e1n ngu\u1ed9i, \u1ee7 \u2013 t\u1ea9y \u2013 ho\u00e0n thi\u1ec7n (2B\/BA\/No.4\/HL\/No.8) \u2013 c\u1eaft x\u1ebb v\u00e0 ki\u1ec3m \u0111\u1ecbnh theo ASTM\/JIS\/EN \u2013 \u0111\u00f3ng g\u00f3i b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t. Hi\u1ec3u \u0111\u00fang h\u00e0nh tr\u00ecnh n\u00e0y gi\u00fap b\u1ea1n:<br \/>\n&#8211; Ch\u1ecdn ch\u00ednh x\u00e1c grade v\u00e0 b\u1ec1 m\u1eb7t cho m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c.<br \/>\n&#8211; X\u00e1c l\u1eadp ti\u00eau chu\u1ea9n ki\u1ec3m tra (MTC, PMI, c\u01a1 t\u00ednh, b\u1ec1 m\u1eb7t, ph\u1eb3ng).<br \/>\n&#8211; T\u1ed1i \u01b0u chi ph\u00ed v\u00e0 ti\u1ebfn \u0111\u1ed9 nh\u1edd quy c\u00e1ch, film v\u00e0 \u0111\u00f3ng g\u00f3i ph\u00f9 h\u1ee3p.<br \/>\n\u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n c\u00f3 v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh, b\u1ec1n b\u1ec9 v\u00e0 th\u1ea9m m\u1ef9 cao ngay t\u1eeb kh\u00e2u mua h\u00e0ng \u0111\u1ebfn gia c\u00f4ng l\u1eafp \u0111\u1eb7t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1ea3i m\u00e3 h\u00e0nh tr\u00ecnh t\u1ea5m inox: luy\u1ec7n kim t\u1eeb qu\u1eb7ng s\u1eaft, h\u1ee3p kim h\u00f3a Cr\u2013Ni, c\u00e1n n\u00f3ng\/l\u1ea1nh, x\u1eed l\u00fd b\u1ec1 m\u1eb7t 2B\u2013BA\u2013HL, ki\u1ec3m \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u00f3ng g\u00f3i.<\/p>\n","protected":false},"author":7,"featured_media":1044,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2517","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\/2517","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=2517"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2517\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1044"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}