{"id":2477,"date":"2026-08-22T12:33:54","date_gmt":"2026-08-22T05:33:54","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/"},"modified":"2026-08-22T12:33:54","modified_gmt":"2026-08-22T05:33:54","slug":"quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/","title":{"rendered":"Quy tr\u00ecnh t\u00e1i ch\u1ebf inox v\u00e0 l\u00fd do th\u00e9p kh\u00f4ng g\u1ec9 t\u00e1i ch\u1ebf 100%"},"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;2477&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;Quy tr\u00ecnh t\u00e1i ch\u1ebf inox v\u00e0 l\u00fd do th\u00e9p kh\u00f4ng g\u1ec9 t\u00e1i ch\u1ebf 100%&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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Vi_sao_inox_duoc_coi_la_vat_lieu_100_tai_che\" >V\u00ec sao inox \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u 100% t\u00e1i ch\u1ebf<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#%E2%80%9C100_tai_che%E2%80%9D_khac_%E2%80%9Cty_le_tai_che_thuc_te%E2%80%9D\" >\u201c100% t\u00e1i ch\u1ebf\u201d kh\u00e1c \u201ct\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf th\u1ef1c t\u1ebf\u201d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Vong_kin_kim_loai_%E2%80%93_khong_xuong_cap_tinh_nang\" >V\u00f2ng k\u00edn kim lo\u1ea1i \u2013 kh\u00f4ng xu\u1ed1ng c\u1ea5p t\u00ednh n\u0103ng<\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Dong_chay_phe_inox_va_so_lieu_chinh\" >D\u00f2ng ch\u1ea3y ph\u1ebf inox v\u00e0 s\u1ed1 li\u1ec7u ch\u00ednh<\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Ba_dong_phe_chinh\" >Ba d\u00f2ng ph\u1ebf ch\u00ednh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#So_lieu_tham_khao\" >S\u1ed1 li\u1ec7u 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-8\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Quy_trinh_tai_che_inox_tung_buoc_trong_thuc_te_cong_nghiep\" >Quy tr\u00ecnh t\u00e1i ch\u1ebf inox: t\u1eebng b\u01b0\u1edbc trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p<\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#1_Thu_gom_va_logistics\" >1) Thu gom v\u00e0 logistics<\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#2_Phan_loai_va_nhan_dang_vat_lieu_PMI\" >2) Ph\u00e2n lo\u1ea1i v\u00e0 nh\u1eadn d\u1ea1ng v\u1eadt li\u1ec7u (PMI)<\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#3_Xu_ly_so_bo_phe\" >3) X\u1eed l\u00fd s\u01a1 b\u1ed9 ph\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#4_Nau_chay_trong_lo_ho_quang_dien_EAF\" >4) 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-13\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#5_Tinh_luyen_AODVOD\" >5) Tinh luy\u1ec7n AOD\/VOD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#6_Duc_%E2%80%93_can_%E2%80%93_gia_cong_thanh_pham\" >6) \u0110\u00fac \u2013 c\u00e1n \u2013 gia c\u00f4ng th\u00e0nh ph\u1ea9m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Kiem_soat_tap_chat_chia_khoa_giu_gia_tri_inox_tai_che\" >Ki\u1ec3m so\u00e1t t\u1ea1p ch\u1ea5t: ch\u00eca kh\u00f3a gi\u1eef gi\u00e1 tr\u1ecb inox t\u00e1i ch\u1ebf<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Nhan_dien_va_khong_che_%E2%80%9Ctramp_elements%E2%80%9D\" >Nh\u1eadn di\u1ec7n v\u00e0 kh\u1ed1ng ch\u1ebf \u201ctramp elements\u201d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Quan_tri_%E2%80%9Ccong_thuc_me_nau%E2%80%9D\" >Qu\u1ea3n tr\u1ecb \u201cc\u00f4ng th\u1ee9c m\u1ebb n\u1ea5u\u201d<\/a><\/li><\/ul><\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Tac_dong_moi_truong_loi_the_lon_cua_inox_tai_che\" >T\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng: l\u1ee3i th\u1ebf l\u1edbn c\u1ee7a inox t\u00e1i ch\u1ebf<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Carbon_footprint_va_nang_luong\" >Carbon footprint v\u00e0 n\u0103ng l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Khong_doc_hai_khong_phat_thai_vi_nhua\" >Kh\u00f4ng \u0111\u1ed9c h\u1ea1i, kh\u00f4ng ph\u00e1t th\u1ea3i vi nh\u1ef1a<\/a><\/li><\/ul><\/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\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Huong_dan_thuc_hanh_cho_xuong_va_nha_thau_de_toi_uu_gia_tri_phe_inox\" >H\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh cho x\u01b0\u1edfng v\u00e0 nh\u00e0 th\u1ea7u \u0111\u1ec3 t\u1ed1i \u01b0u gi\u00e1 tr\u1ecb ph\u1ebf inox<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Cach_nhan_biet_nhanh_mac_pho_bien_tai_hien_truong\" >C\u00e1ch nh\u1eadn bi\u1ebft nhanh m\u00e1c ph\u1ed5 bi\u1ebfn t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Quy_tac_dong_goi_va_luu_kho\" >Quy t\u1eafc \u0111\u00f3ng g\u00f3i v\u00e0 l\u01b0u kho<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#An_toan_khi_thao_do_thiet_bi\" >An to\u00e0n khi th\u00e1o d\u1ee1 thi\u1ebft b\u1ecb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Hop_tac_voi_nha_cung_cap_%E2%80%93_truy_xuat_nguon_goc\" >H\u1ee3p t\u00e1c v\u1edbi nh\u00e0 cung c\u1ea5p \u2013 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#So_sanh_nhanh_voi_cac_vat_lieu_khac\" >So s\u00e1nh nhanh v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Tieu_chuan_va_quy_dinh_lien_quan_tai_Viet_Nam\" >Ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh li\u00ean quan 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-28\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Cau_hoi_thuong_gap\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Inox_phu_son_co_tai_che_duoc_khong\" >Inox ph\u1ee7 s\u01a1n c\u00f3 t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Phe_201_co_dang_thu_gom_rieng\" >Ph\u1ebf 201 c\u00f3 \u0111\u00e1ng thu gom ri\u00eang?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Ty_le_thu_hoi_kim_loai_trong_lo_la_bao_nhieu\" >T\u1ef7 l\u1ec7 thu h\u1ed3i kim lo\u1ea1i trong l\u00f2 l\u00e0 bao nhi\u00eau?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#Tai_lieu_tham_khao\" >T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/inoxcuongthinh.com\/quy-trinh-tai-che-inox-va-ly-do-thep-khong-gi-tai-che-100\/#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-vi-sao-inox-duoc-coi-la-vat-lieu-100-tai-che\">V\u00ec sao inox \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u 100% t\u00e1i ch\u1ebf<\/a><\/li>\n<li><a href=\"#toc-1-dong-chay-phe-inox-va-so-lieu-chinh\">D\u00f2ng ch\u1ea3y ph\u1ebf inox v\u00e0 s\u1ed1 li\u1ec7u ch\u00ednh<\/a><\/li>\n<li><a href=\"#toc-2-quy-trinh-tai-che-inox-tung-buoc-trong-thuc-te-con\">Quy tr\u00ecnh t\u00e1i ch\u1ebf inox: t\u1eebng b\u01b0\u1edbc trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p<\/a><\/li>\n<li><a href=\"#toc-3-kiem-soat-tap-chat-chia-khoa-giu-gia-tri-inox-tai-\">Ki\u1ec3m so\u00e1t t\u1ea1p ch\u1ea5t: ch\u00eca kh\u00f3a gi\u1eef gi\u00e1 tr\u1ecb inox t\u00e1i ch\u1ebf<\/a><\/li>\n<li><a href=\"#toc-4-tac-dong-moi-truong-loi-the-lon-cua-inox-tai-che\">T\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng: l\u1ee3i th\u1ebf l\u1edbn c\u1ee7a inox t\u00e1i ch\u1ebf<\/a><\/li>\n<li><a href=\"#toc-5-huong-dan-thuc-hanh-cho-xuong-va-nha-thau-de-toi-u\">H\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh cho x\u01b0\u1edfng v\u00e0 nh\u00e0 th\u1ea7u \u0111\u1ec3 t\u1ed1i \u01b0u gi\u00e1 tr\u1ecb ph\u1ebf inox<\/a><\/li>\n<li><a href=\"#toc-6-so-sanh-nhanh-voi-cac-vat-lieu-khac\">So s\u00e1nh nhanh v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c<\/a><\/li>\n<li><a href=\"#toc-7-tieu-chuan-va-quy-dinh-lien-quan-tai-viet-nam\">Ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh li\u00ean quan t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-8-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-9-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-10-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox (th\u00e9p kh\u00f4ng g\u1ec9) l\u00e0 v\u1eadt li\u1ec7u tr\u1ee5 c\u1ed9t c\u1ee7a x\u00e2y d\u1ef1ng b\u1ec1n v\u1eefng nh\u1edd tu\u1ed5i th\u1ecd cao, v\u00f2ng \u0111\u1eddi d\u00e0i v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf 100%. B\u00e0i vi\u1ebft n\u00e0y \u0111i th\u1eb3ng v\u00e0o hai c\u00e2u h\u1ecfi c\u1ed1t l\u00f5i: quy tr\u00ecnh t\u00e1i ch\u1ebf inox di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p, v\u00e0 t\u1ea1i sao inox \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf 100% m\u00e0 kh\u00f4ng suy gi\u1ea3m t\u00ednh ch\u1ea5t c\u01a1\u2013l\u00fd\u2013h\u00f3a.<\/p>\n<h2 id=\"toc-0-vi-sao-inox-duoc-coi-la-vat-lieu-100-tai-che\"><span class=\"ez-toc-section\" id=\"Vi_sao_inox_duoc_coi_la_vat_lieu_100_tai_che\"><\/span>V\u00ec sao inox \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u 100% t\u00e1i ch\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Kh\u00e1i ni\u1ec7m \u201c100% t\u00e1i ch\u1ebf\u201d \u1edf \u0111\u00e2y ngh\u0129a l\u00e0: v\u1ec1 m\u1eb7t luy\u1ec7n kim, inox c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ea3y v\u00e0 tinh luy\u1ec7n nhi\u1ec1u l\u1ea7n, ph\u1ee5c h\u1ed3i \u0111\u00fang th\u00e0nh ph\u1ea7n h\u1ee3p kim (Fe\u2013Cr\u2013Ni\u2013Mo\u2013N&#8230;) \u0111\u1ec3 tr\u1edf l\u1ea1i \u0111\u00fang m\u00e1c th\u00e9p, kh\u00f4ng b\u1ecb \u201cdowncycling\u201d (gi\u00e1ng c\u1ea5p t\u00ednh n\u0103ng).<br \/>\n&#8211; Kh\u00f4ng gi\u1ed1ng nhi\u1ec1u v\u1eadt li\u1ec7u composite hay polymer, c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim trong inox l\u00e0 nguy\u00ean t\u1ed1 kim lo\u1ea1i b\u1ec1n nhi\u1ec7t, c\u00f3 th\u1ec3 t\u00e1ch\u2013\u0111i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n trong l\u00f2 luy\u1ec7n, nh\u1edd c\u00e1c c\u00f4ng \u0111o\u1ea1n tinh luy\u1ec7n nh\u01b0 AOD\/VOD.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%80%9C100_tai_che%E2%80%9D_khac_%E2%80%9Cty_le_tai_che_thuc_te%E2%80%9D\"><\/span>\u201c100% t\u00e1i ch\u1ebf\u201d kh\u00e1c \u201ct\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf th\u1ef1c t\u1ebf\u201d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; 100% l\u00e0 kh\u1ea3 n\u0103ng k\u1ef9 thu\u1eadt.<br \/>\n&#8211; T\u1ef7 l\u1ec7 th\u1ef1c t\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o thu gom v\u00e0 logistics. Theo worldstainless (ISSF) v\u00e0 Nickel Institute, h\u00e0m l\u01b0\u1ee3ng ph\u1ebf trong inox m\u1edbi s\u1ea3n xu\u1ea5t trung b\u00ecnh to\u00e0n c\u1ea7u kho\u1ea3ng 55\u201365%, v\u00e0 t\u1ef7 l\u1ec7 thu h\u1ed3i cu\u1ed1i v\u00f2ng \u0111\u1eddi (end\u2011of\u2011life recycling rate) \u0111\u1ea1t kho\u1ea3ng 80\u201390% t\u00f9y khu v\u1ef1c v\u00e0 m\u00e1c (Ngu\u1ed3n: worldstainless; Nickel Institute).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vong_kin_kim_loai_%E2%80%93_khong_xuong_cap_tinh_nang\"><\/span>V\u00f2ng k\u00edn kim lo\u1ea1i \u2013 kh\u00f4ng xu\u1ed1ng c\u1ea5p t\u00ednh n\u0103ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Nh\u1edd ph\u00e2n t\u00edch v\u00e0 hi\u1ec7u ch\u1ec9nh th\u00e0nh ph\u1ea7n b\u1eb1ng ferrochrome, ferronickel\/NPI, ferromolybdenum\u2026 inox sau t\u00e1i ch\u1ebf \u0111\u1ea1t \u0111\u00fang ti\u00eau chu\u1ea9n m\u00e1c (v\u00ed d\u1ee5 304\/316\/430), gi\u1eef nguy\u00ean c\u01a1 t\u00ednh, ch\u1ed1ng \u0103n m\u00f2n v\u00e0 kh\u1ea3 n\u0103ng h\u00e0n nh\u01b0 v\u1eadt li\u1ec7u nguy\u00ean sinh.<\/p>\n<h2 id=\"toc-1-dong-chay-phe-inox-va-so-lieu-chinh\"><span class=\"ez-toc-section\" id=\"Dong_chay_phe_inox_va_so_lieu_chinh\"><\/span>D\u00f2ng ch\u1ea3y ph\u1ebf inox v\u00e0 s\u1ed1 li\u1ec7u ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Ba_dong_phe_chinh\"><\/span>Ba d\u00f2ng ph\u1ebf ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Home scrap: ph\u1ebf n\u1ed9i b\u1ed9 nh\u00e0 m\u00e1y (bi\u00ean c\u1eaft c\u00e1n, \u0111\u00fac), s\u1ea1ch v\u00e0 quay v\u00f2ng g\u1ea7n nh\u01b0 100%.<br \/>\n&#8211; New scrap (prompt\/industrial): ph\u1ebf t\u1eeb gia c\u00f4ng c\u01a1 kh\u00ed, d\u1eadp\u2013c\u1eaft; s\u1ea1ch, c\u1ea5p m\u00e1c r\u00f5 r\u00e0ng.<br \/>\n&#8211; Old scrap (end-of-life): t\u1eeb c\u00f4ng tr\u00ecnh, thi\u1ebft b\u1ecb h\u1ebft v\u00f2ng \u0111\u1eddi; c\u1ea7n ph\u00e2n lo\u1ea1i\u2013l\u00e0m s\u1ea1ch k\u1ef9 h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"So_lieu_tham_khao\"><\/span>S\u1ed1 li\u1ec7u tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; H\u00e0m l\u01b0\u1ee3ng ph\u1ebf trong inox m\u1edbi: ~55\u201365% trung b\u00ecnh to\u00e0n c\u1ea7u (cao h\u01a1n \u1edf c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t d\u00f9ng l\u1ed9 tr\u00ecnh EAF).<br \/>\n&#8211; T\u1ef7 l\u1ec7 thu h\u1ed3i cu\u1ed1i v\u00f2ng \u0111\u1eddi: ~80\u201390%, m\u1ed9t ph\u1ea7n kh\u00f4ng t\u00e1i ch\u1ebf ngay do inox t\u1ed3n t\u1ea1i r\u1ea5t l\u00e2u trong s\u1eed d\u1ee5ng (20\u201350 n\u0103m) (Ngu\u1ed3n: worldstainless; Nickel Institute).<\/p>\n<h2 id=\"toc-2-quy-trinh-tai-che-inox-tung-buoc-trong-thuc-te-con\"><span class=\"ez-toc-section\" id=\"Quy_trinh_tai_che_inox_tung_buoc_trong_thuc_te_cong_nghiep\"><\/span>Quy tr\u00ecnh t\u00e1i ch\u1ebf inox: t\u1eebng b\u01b0\u1edbc trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Thu_gom_va_logistics\"><\/span>1) Thu gom v\u00e0 logistics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Thu gom theo ngu\u1ed3n ph\u00e1t sinh: x\u01b0\u1edfng gia c\u00f4ng, c\u00f4ng tr\u01b0\u1eddng th\u00e1o d\u1ee1, thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p.<br \/>\n&#8211; L\u01b0u kho kh\u00f4 r\u00e1o, tr\u00e1nh l\u1eabn th\u00e9p carbon, nh\u00f4m, \u0111\u1ed3ng, ch\u00ec; lo\u1ea1i b\u1ecf phi kim (g\u1ed7, nh\u1ef1a).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Phan_loai_va_nhan_dang_vat_lieu_PMI\"><\/span>2) Ph\u00e2n lo\u1ea1i v\u00e0 nh\u1eadn d\u1ea1ng v\u1eadt li\u1ec7u (PMI)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Ki\u1ec3m tra t\u1eeb t\u00ednh: 400 series (ferritic\/martensitic, v\u00ed d\u1ee5 430\/410) th\u01b0\u1eddng h\u00fat nam ch\u00e2m; 300 series (austenitic 304\/316) h\u1ea7u nh\u01b0 kh\u00f4ng h\u00fat (c\u00f3 th\u1ec3 h\u01a1i nhi\u1ec5m t\u1eeb sau c\u00e1n ngu\u1ed9i).<br \/>\n&#8211; Th\u1eed tia l\u1eeda\/c\u1eaft, t\u1ef7 tr\u1ecdng, m\u00e0u b\u1ec1 m\u1eb7t ch\u1ec9 mang t\u00ednh \u0111\u1ecbnh h\u01b0\u1edbng.<br \/>\n&#8211; X\u00e1c \u0111\u1ecbnh m\u00e1c ch\u00ednh x\u00e1c b\u1eb1ng m\u00e1y ph\u00e2n t\u00edch PMI XRF\/OES t\u1ea1i b\u00e3i ph\u1ebf ho\u1eb7c c\u1ed5ng nh\u00e0 m\u00e1y luy\u1ec7n.<br \/>\n&#8211; Ph\u00e2n l\u00f4 theo m\u00e1c: 304, 316, 201\/200 series, 430\u2026 \u0111\u1ec3 x\u00e2y d\u1ef1ng \u201cm\u1ebb n\u1ea5u\u201d t\u1ed1i \u01b0u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Xu_ly_so_bo_phe\"><\/span>3) X\u1eed l\u00fd s\u01a1 b\u1ed9 ph\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; T\u1ea9y d\u1ea7u\/m\u1ee1, b\u00f3c s\u01a1n\/l\u1edbp ph\u1ee7 (c\u01a1 h\u1ecdc ho\u1eb7c nhi\u1ec7t) n\u1ebfu c\u1ea7n; c\u1eaft nh\u1ecf, b\u0103m, \u00e9p ki\u1ec7n\/bundle \u0111\u1ec3 t\u1ed1i \u01b0u s\u1ea1c li\u1ec7u EAF.<br \/>\n&#8211; Lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t nguy h\u1ea1i (ch\u00ec, k\u1ebdm, thi\u1ebfc), c\u00e1c b\u00ecnh ch\u1ee9a k\u00edn (an to\u00e0n ch\u00e1y n\u1ed5).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Nau_chay_trong_lo_ho_quang_dien_EAF\"><\/span>4) N\u1ea5u ch\u1ea3y trong l\u00f2 h\u1ed3 quang \u0111i\u1ec7n (EAF)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; S\u1ea1c li\u1ec7u: ph\u1ed1i tr\u1ed9n ph\u1ebf inox theo m\u00e1c + c\u00f3 th\u1ec3 b\u1ed5 sung s\u1eaft x\u1ed1p (DRI) ho\u1eb7c gang h\u1ee3p kim n\u1ebfu y\u00eau c\u1ea7u.<br \/>\n&#8211; N\u1ea5u ch\u1ea3y b\u1eb1ng \u0111i\u1ec7n n\u0103ng, t\u1ea1o x\u1ec9 \u0111\u1ec3 gi\u1eef nhi\u1ec7t v\u00e0 thu gi\u1eef t\u1ea1p ch\u1ea5t oxy h\u00f3a.<br \/>\n&#8211; Ki\u1ec3m so\u00e1t t\u1ed5n th\u1ea5t Cr\/Ni b\u1eb1ng x\u1ec9 ki\u1ec1m, che ph\u1ee7, v\u00e0 quy tr\u00ecnh s\u1ea1c li\u1ec7u h\u1ee3p l\u00fd.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Tinh_luyen_AODVOD\"><\/span>5) Tinh luy\u1ec7n AOD\/VOD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; AOD (Argon Oxygen Decarburization): kh\u1eed C v\u1edbi h\u1ed7n h\u1ee3p O2 + Ar\/N2 \u0111\u1ec3 h\u1ea1 C m\u00e0 h\u1ea1n ch\u1ebf oxy h\u00f3a Cr, \u0111\u1ed3ng th\u1eddi \u0111i\u1ec1u ch\u1ec9nh S, P.<br \/>\n&#8211; VOD (Vacuum Oxygen Decarburization): kh\u1eed C s\u00e2u d\u01b0\u1edbi ch\u00e2n kh\u00f4ng cho m\u00e1c C r\u1ea5t th\u1ea5p ho\u1eb7c ch\u1ee9a Mo\/N cao.<br \/>\n&#8211; B\u1ed5 sung ferrochrome, ferronickel\/NPI, ferromolybdenum, nit\u01a1 h\u00f2a tan\u2026 \u0111\u1ec3 \u201cch\u1ed1t\u201d th\u00e0nh ph\u1ea7n theo ti\u00eau chu\u1ea9n ASTM\/JIS\/EN.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Duc_%E2%80%93_can_%E2%80%93_gia_cong_thanh_pham\"><\/span>6) \u0110\u00fac \u2013 c\u00e1n \u2013 gia c\u00f4ng th\u00e0nh ph\u1ea9m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110\u00fac li\u00ean t\u1ee5c ph\u00f4i slab\/billet\/bloom, sau \u0111\u00f3 c\u00e1n n\u00f3ng\/c\u00e1n ngu\u1ed9i, \u1ee7, t\u1ea9y b\u1ec1 m\u1eb7t (pickling) \u0111\u1ec3 ra cu\u1ed9n\/t\u1ea5m\/thanh\/\u1ed1ng.<br \/>\n&#8211; Ch\u1ea5t l\u01b0\u1ee3ng c\u01a1\u2013l\u00fd\u2013h\u00f3a \u0111\u1ea1t chu\u1ea9n nh\u01b0 v\u1eadt li\u1ec7u nguy\u00ean sinh v\u00ec th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1eb1ng quang ph\u1ed5 v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m luy\u1ec7n kim \u1edf t\u1eebng c\u00f4ng \u0111o\u1ea1n.<\/p>\n<h2 id=\"toc-3-kiem-soat-tap-chat-chia-khoa-giu-gia-tri-inox-tai-\"><span class=\"ez-toc-section\" id=\"Kiem_soat_tap_chat_chia_khoa_giu_gia_tri_inox_tai_che\"><\/span>Ki\u1ec3m so\u00e1t t\u1ea1p ch\u1ea5t: ch\u00eca kh\u00f3a gi\u1eef gi\u00e1 tr\u1ecb inox t\u00e1i ch\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Nhan_dien_va_khong_che_%E2%80%9Ctramp_elements%E2%80%9D\"><\/span>Nh\u1eadn di\u1ec7n v\u00e0 kh\u1ed1ng ch\u1ebf \u201ctramp elements\u201d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; C\u00e1c nguy\u00ean t\u1ed1 kh\u00f3 lo\u1ea1i ho\u00e0n to\u00e0n \u1edf pha l\u1ecfng nh\u01b0 Cu, Sn, Pb c\u00f3 th\u1ec3 t\u00edch l\u0169y n\u1ebfu ph\u00e2n lo\u1ea1i k\u00e9m, g\u00e2y gi\u00f2n n\u00f3ng ho\u1eb7c suy gi\u1ea3m kh\u1ea3 n\u0103ng h\u00e0n.<br \/>\n&#8211; Bi\u1ec7n ph\u00e1p: ph\u00e2n lo\u1ea1i nghi\u00eam ng\u1eb7t t\u1ea1i ngu\u1ed3n; ph\u00e2n t\u00edch PMI 100% cho l\u00f4 nguy c\u01a1; pha lo\u00e3ng c\u00f3 ki\u1ec3m so\u00e1t trong AOD; d\u00f9ng x\u1ec9 v\u00e0 ch\u1ea5t kh\u1eed ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ea1 S, P.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quan_tri_%E2%80%9Ccong_thuc_me_nau%E2%80%9D\"><\/span>Qu\u1ea3n tr\u1ecb \u201cc\u00f4ng th\u1ee9c m\u1ebb n\u1ea5u\u201d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; L\u1eadp c\u00f4ng th\u1ee9c s\u1ea1c li\u1ec7u theo m\u00e1c \u0111\u00edch v\u00e0 t\u1ed3n kho ph\u1ebf: t\u00ednh Ni eq, Cr eq, C, N, Mo\u2026 \u0111\u1ec3 gi\u1ea3m b\u1ed5 sung ferroalloy v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian tinh luy\u1ec7n.<br \/>\n&#8211; Theo d\u00f5i li\u00ean t\u1ee5c b\u1eb1ng OES\/Lab: tr\u01b0\u1edbc\u2013sau AOD, tr\u01b0\u1edbc \u0111\u00fac li\u00ean t\u1ee5c.<\/p>\n<h2 id=\"toc-4-tac-dong-moi-truong-loi-the-lon-cua-inox-tai-che\"><span class=\"ez-toc-section\" id=\"Tac_dong_moi_truong_loi_the_lon_cua_inox_tai_che\"><\/span>T\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng: l\u1ee3i th\u1ebf l\u1edbn c\u1ee7a inox t\u00e1i ch\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Carbon_footprint_va_nang_luong\"><\/span>Carbon footprint v\u00e0 n\u0103ng l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; L\u1ed9 tr\u00ecnh EAF d\u1ef1a tr\u00ean ph\u1ebf c\u00f3 ph\u00e1t th\u1ea3i CO2 v\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi s\u1eed d\u1ee5ng nhi\u1ec1u nguy\u00ean li\u1ec7u nguy\u00ean sinh\/ferroalloys. Nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1 d\u1ea5u ch\u00e2n carbon gi\u1ea3m m\u1ea1nh khi n\u00e2ng t\u1ef7 l\u1ec7 ph\u1ebf v\u00e0 d\u00f9ng \u0111i\u1ec7n t\u1eeb n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o (Ngu\u1ed3n: worldstainless LCI; EPD\/LCI c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t l\u1edbn).<br \/>\n&#8211; Tu\u1ed5i th\u1ecd d\u00e0i c\u1ee7a inox gi\u00fap \u201ckh\u00f3a\u201d t\u00e0i nguy\u00ean trong c\u00f4ng tr\u00ecnh v\u00e0 thi\u1ebft b\u1ecb h\u00e0ng th\u1eadp k\u1ef7, gi\u1ea3m nhu c\u1ea7u khai th\u00e1c m\u1edbi theo v\u00f2ng \u0111\u1eddi.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khong_doc_hai_khong_phat_thai_vi_nhua\"><\/span>Kh\u00f4ng \u0111\u1ed9c h\u1ea1i, kh\u00f4ng ph\u00e1t th\u1ea3i vi nh\u1ef1a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Inox tr\u01a1 trong h\u1ea7u h\u1ebft m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng, kh\u00f4ng gi\u1ea3i ph\u00f3ng vi h\u1ea1t h\u1eefu c\u01a1; cu\u1ed1i v\u00f2ng \u0111\u1eddi quay l\u1ea1i l\u00f2 luy\u1ec7n nh\u01b0 kim lo\u1ea1i thu\u1ea7n, ph\u00f9 h\u1ee3p m\u00f4 h\u00ecnh kinh t\u1ebf tu\u1ea7n ho\u00e0n.<\/p>\n<h2 id=\"toc-5-huong-dan-thuc-hanh-cho-xuong-va-nha-thau-de-toi-u\"><span class=\"ez-toc-section\" id=\"Huong_dan_thuc_hanh_cho_xuong_va_nha_thau_de_toi_uu_gia_tri_phe_inox\"><\/span>H\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh cho x\u01b0\u1edfng v\u00e0 nh\u00e0 th\u1ea7u \u0111\u1ec3 t\u1ed1i \u01b0u gi\u00e1 tr\u1ecb ph\u1ebf inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Cach_nhan_biet_nhanh_mac_pho_bien_tai_hien_truong\"><\/span>C\u00e1ch nh\u1eadn bi\u1ebft nhanh m\u00e1c ph\u1ed5 bi\u1ebfn t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; 304 (18\/8): g\u1ea7n nh\u01b0 kh\u00f4ng h\u00fat nam ch\u00e2m; XRF hi\u1ec3n th\u1ecb ~18%Cr, ~8\u201310%Ni.<br \/>\n&#8211; 316: t\u01b0\u01a1ng t\u1ef1 304 nh\u01b0ng c\u00f3 Mo ~2\u20132,5% (ch\u1ed1ng r\u1ed7 pitting t\u1ed1t h\u01a1n).<br \/>\n&#8211; 201\/200 series: Ni th\u1ea5p (~1\u20134%), Mn cao; th\u01b0\u1eddng r\u1ebb h\u01a1n, c\u1ea7n t\u00e1ch ri\u00eang.<br \/>\n&#8211; 430 (ferritic): h\u00fat nam ch\u00e2m r\u00f5; ~16\u201318%Cr, Ni r\u1ea5t th\u1ea5p.<br \/>\n&#8211; L\u01b0u \u00fd: bi\u1ebfn c\u1ee9ng\/c\u00e1n ngu\u1ed9i c\u00f3 th\u1ec3 l\u00e0m 300 series h\u01a1i nhi\u1ec5m t\u1eeb; h\u00e3y \u01b0u ti\u00ean PMI.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quy_tac_dong_goi_va_luu_kho\"><\/span>Quy t\u1eafc \u0111\u00f3ng g\u00f3i v\u00e0 l\u01b0u kho<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110\u00f3ng ki\u1ec7n theo m\u00e1c v\u00e0 d\u1ea1ng (t\u1ea5m, \u1ed1ng, phoi ti\u1ec7n). Kh\u00f4ng tr\u1ed9n v\u1edbi th\u00e9p carbon, nh\u00f4m, \u0111\u1ed3ng.<br \/>\n&#8211; Lo\u1ea1i b\u1ecf d\u1ea7u\/nh\u1edbt d\u00ednh; phoi ph\u1ea3i kh\u00f4 \u0111\u1ec3 tr\u00e1nh nguy c\u01a1 ch\u00e1y \u00e2m \u1ec9 khi l\u01b0u kho.<br \/>\n&#8211; Ghi nh\u00e3n r\u00f5 r\u00e0ng ngu\u1ed3n g\u1ed1c, m\u00e1c, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 ng\u00e0y nh\u1eadp.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"An_toan_khi_thao_do_thiet_bi\"><\/span>An to\u00e0n khi th\u00e1o d\u1ee1 thi\u1ebft b\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; X\u1ea3 s\u1ea1ch \u00e1p l\u1ef1c, kh\u00ed, nhi\u00ean li\u1ec7u; ch\u1ee9ng nh\u1eadn an to\u00e0n tr\u01b0\u1edbc khi c\u1eaft.<br \/>\n&#8211; Tr\u00e1nh c\u1eaft inox \u0111\u00e3 m\u1ea1\/ch\u1ee9a l\u1edbp ph\u1ee7 c\u00f3 ch\u00ec\/k\u1ebdm t\u1ea1i khu v\u1ef1c k\u00edn; b\u1ed1 tr\u00ed th\u00f4ng gi\u00f3 v\u00e0 thu gom ch\u1ea5t th\u1ea3i \u0111\u00fang quy \u0111\u1ecbnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hop_tac_voi_nha_cung_cap_%E2%80%93_truy_xuat_nguon_goc\"><\/span>H\u1ee3p t\u00e1c v\u1edbi nh\u00e0 cung c\u1ea5p \u2013 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Cung c\u1ea5p phi\u1ebfu ph\u00e2n t\u00edch, \u1ea3nh hi\u1ec7n tr\u01b0\u1eddng, t\u00e0i li\u1ec7u m\u00e1c ban \u0111\u1ea7u (n\u1ebfu c\u00f3) \u0111\u1ec3 nh\u1eadn gi\u00e1 thu mua t\u1ed1t h\u01a1n.<br \/>\n&#8211; Ch\u1ecdn \u0111\u1ed1i t\u00e1c c\u00f3 n\u0103ng l\u1ef1c PMI v\u00e0 h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 h\u1ea1n ch\u1ebf kh\u1ea5u tr\u1eeb do l\u1eabn t\u1ea1p.<\/p>\n<h2 id=\"toc-6-so-sanh-nhanh-voi-cac-vat-lieu-khac\"><span class=\"ez-toc-section\" id=\"So_sanh_nhanh_voi_cac_vat_lieu_khac\"><\/span>So s\u00e1nh nhanh v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; So v\u1edbi th\u00e9p carbon: c\u0169ng t\u00e1i ch\u1ebf cao, nh\u01b0ng inox c\u1ea7n ki\u1ec3m so\u00e1t Ni\/Cr\/Mo ch\u1eb7t h\u01a1n \u0111\u1ec3 tr\u00e1nh gi\u00e1ng c\u1ea5p; b\u00f9 l\u1ea1i gi\u00e1 tr\u1ecb ph\u1ebf\/m\u1ebb n\u1ea5u cao h\u01a1n.<br \/>\n&#8211; So v\u1edbi nh\u00f4m: nh\u00f4m t\u00e1i ch\u1ebf ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng r\u1ea5t l\u1edbn, nh\u01b0ng d\u1ec5 \u201cdowncycling\u201d theo h\u1ee3p kim; inox gi\u1eef m\u00e1c t\u1ed1t h\u01a1n nh\u1edd tinh luy\u1ec7n AOD\/VOD.<\/p>\n<h2 id=\"toc-7-tieu-chuan-va-quy-dinh-lien-quan-tai-viet-nam\"><span class=\"ez-toc-section\" id=\"Tieu_chuan_va_quy_dinh_lien_quan_tai_Viet_Nam\"><\/span>Ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh li\u00ean quan t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ti\u00eau chu\u1ea9n m\u00e1c v\u00e0 s\u1ea3n ph\u1ea9m: ASTM A240\/A276, JIS G4305\/G4304, EN 10088; c\u00f3 th\u1ec3 \u0111\u1ed1i chi\u1ebfu TCVN t\u01b0\u01a1ng th\u00edch.<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng\/ph\u1ebf li\u1ec7u nh\u1eadp kh\u1ea9u l\u00e0m nguy\u00ean li\u1ec7u: QCVN 32:2018\/BTNMT \u2013 Quy chu\u1ea9n k\u1ef9 thu\u1eadt qu\u1ed1c gia v\u1ec1 m\u00f4i tr\u01b0\u1eddng \u0111\u1ed1i v\u1edbi ph\u1ebf li\u1ec7u s\u1eaft, th\u00e9p nh\u1eadp kh\u1ea9u (\u00e1p d\u1ee5ng khi doanh nghi\u1ec7p nh\u1eadp ph\u1ebf inox c\u00f3 th\u00e0nh ph\u1ea7n s\u1eaft th\u00e9p). H\u00e3y ki\u1ec3m tra v\u0103n b\u1ea3n c\u1eadp nh\u1eadt k\u00e8m Ngh\u1ecb \u0111\u1ecbnh\/Th\u00f4ng t\u01b0 m\u1edbi nh\u1ea5t khi l\u00e0m th\u1ee7 t\u1ee5c.<\/p>\n<h2 id=\"toc-8-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<h3><span class=\"ez-toc-section\" id=\"Inox_phu_son_co_tai_che_duoc_khong\"><\/span>Inox ph\u1ee7 s\u01a1n c\u00f3 t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110\u01b0\u1ee3c, nh\u01b0ng ph\u1ea3i b\u00f3c\/l\u00e0m s\u1ea1ch l\u1edbp ph\u1ee7; n\u1ebfu kh\u00f4ng n\u0103ng su\u1ea5t kim lo\u1ea1i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng x\u1ec9 gi\u1ea3m, chi ph\u00ed x\u1eed l\u00fd t\u0103ng, gi\u00e1 thu mua s\u1ebd b\u1ecb kh\u1ea5u tr\u1eeb.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phe_201_co_dang_thu_gom_rieng\"><\/span>Ph\u1ebf 201 c\u00f3 \u0111\u00e1ng thu gom ri\u00eang?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; C\u00f3. 201\/200 series Ni th\u1ea5p, Mn cao; n\u1ebfu l\u1eabn v\u00e0o 304 s\u1ebd k\u00e9o t\u1ee5t th\u00e0nh ph\u1ea7n Ni, l\u00e0m t\u0103ng chi ph\u00ed b\u1ed5 sung ferroalloy trong AOD.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ty_le_thu_hoi_kim_loai_trong_lo_la_bao_nhieu\"><\/span>T\u1ef7 l\u1ec7 thu h\u1ed3i kim lo\u1ea1i trong l\u00f2 l\u00e0 bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Ph\u1ee5 thu\u1ed9c m\u1ee9c s\u1ea1ch v\u00e0 c\u1ea5p m\u00e1c; v\u1edbi ph\u1ebf s\u1ea1ch, t\u1ed5n th\u1ea5t t\u1ed5ng th\u01b0\u1eddng \u1edf m\u1ee9c m\u1ed9t ch\u1eef s\u1ed1 ph\u1ea7n tr\u0103m \u0111\u1ebfn th\u1ea5p hai ch\u1eef s\u1ed1 (do oxy h\u00f3a, x\u1ec9, c\u1eaft g\u1ecdt). Qu\u1ea3n tr\u1ecb x\u1ec9 v\u00e0 s\u1ea1c li\u1ec7u t\u1ed1t s\u1ebd t\u1ed1i \u01b0u thu h\u1ed3i Cr\/Ni.<\/p>\n<h2 id=\"toc-9-tai-lieu-tham-khao\"><span class=\"ez-toc-section\" id=\"Tai_lieu_tham_khao\"><\/span>T\u00e0i li\u1ec7u tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; worldstainless (International Stainless Steel Forum \u2013 ISSF): Stainless steel and sustainability; Recycling and the circular economy.<br \/>\n&#8211; Nickel Institute: Stainless steel \u2013 100% recyclable; Recycling rates and recycled content in stainless steel.<br \/>\n&#8211; EPD\/LCI c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t inox l\u1edbn (v\u00ed d\u1ee5 Outokumpu, Acerinox) v\u1ec1 d\u1ea5u ch\u00e2n carbon theo t\u1ef7 l\u1ec7 ph\u1ebf v\u00e0 ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n<h2 id=\"toc-10-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 l\u00e0 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf 100% v\u00ec th\u00e0nh ph\u1ea7n h\u1ee3p kim \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i ch\u00ednh x\u00e1c qua c\u00e1c b\u01b0\u1edbc EAF v\u00e0 tinh luy\u1ec7n AOD\/VOD, kh\u00f4ng b\u1ecb gi\u00e1ng c\u1ea5p t\u00ednh n\u0103ng. Th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p cho th\u1ea5y d\u00f2ng ph\u1ebf \u0111\u01b0\u1ee3c thu gom \u2013 ph\u00e2n lo\u1ea1i \u2013 x\u1eed l\u00fd \u2013 n\u1ea5u ch\u1ea3y \u2013 tinh luy\u1ec7n \u2013 \u0111\u00fac\/c\u00e1n \u0111\u1ec3 quay tr\u1edf l\u1ea1i \u0111\u00fang m\u00e1c 304\/316\/430\u2026 v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1eadt li\u1ec7u nguy\u00ean sinh. T\u1ef7 l\u1ec7 ph\u1ebf trong inox m\u1edbi \u0111\u1ea1t kho\u1ea3ng 55\u201365% to\u00e0n c\u1ea7u v\u00e0 t\u1ef7 l\u1ec7 thu h\u1ed3i cu\u1ed1i v\u00f2ng \u0111\u1eddi t\u1edbi 80\u201390%, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 ti\u00eau th\u1ee5 t\u00e0i nguy\u00ean v\u00e0 ph\u00e1t th\u1ea3i. \u0110\u1ed1i v\u1edbi nh\u00e0 th\u1ea7u\/x\u01b0\u1edfng, t\u00e1ch m\u00e1c ngay t\u1ea1i ngu\u1ed3n, PMI ch\u00ednh x\u00e1c, v\u00e0 l\u01b0u kho \u0111\u00fang c\u00e1ch l\u00e0 ch\u00eca kh\u00f3a t\u1ed1i \u01b0u gi\u00e1 tr\u1ecb ph\u1ebf v\u00e0 gi\u1ea3m chi ph\u00ed nguy\u00ean li\u1ec7u trong chu\u1ed7i cung \u1ee9ng.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n l\u1ef1a ch\u1ecdn m\u00e1c, t\u1ed1i \u01b0u ph\u1ebf v\u00e0 b\u00e1o gi\u00e1 v\u1eadt t\u01b0 inox cho d\u1ef1 \u00e1n xanh c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 nhanh v\u00e0 ch\u00ednh x\u00e1c.<br \/>\nHotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quy tr\u00ecnh t\u00e1i ch\u1ebf inox: t\u1eeb ph\u00e2n lo\u1ea1i ph\u1ebf \u0111\u1ebfn luy\u1ec7n EAF\/AOD; v\u00ec sao inox c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf 100% kh\u00f4ng suy gi\u1ea3m t\u00ednh ch\u1ea5t, k\u00e8m s\u1ed1 li\u1ec7u v\u00e0 m\u1eb9o ti\u1ebft ki\u1ec7m.<\/p>\n","protected":false},"author":7,"featured_media":1022,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2477","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\/2477","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=2477"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2477\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1022"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}