{"id":2554,"date":"2026-09-10T12:33:48","date_gmt":"2026-09-10T05:33:48","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/"},"modified":"2026-09-10T12:33:48","modified_gmt":"2026-09-10T05:33:48","slug":"tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/","title":{"rendered":"Ti\u00eau chu\u1ea9n ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho th\u1ef1c ph\u1ea9m &#038; y t\u1ebf"},"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;2554&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;Ti\u00eau chu\u1ea9n ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho th\u1ef1c ph\u1ea9m \\u0026amp; y t\u1ebf&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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Noi_dung_chinh\" >N\u1ed9i dung ch\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Vi_sao_%E2%80%9Cinox_an_toan_thuc_phamy_te%E2%80%9D_la_mot_tieu_chuan_tong_hop\" >V\u00ec sao \u201cinox an to\u00e0n th\u1ef1c ph\u1ea9m\/y t\u1ebf\u201d l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n t\u1ed5ng h\u1ee3p?<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Khung_tieu_chuan_can_tuan_thu\" >Khung ti\u00eau chu\u1ea9n c\u1ea7n tu\u00e2n th\u1ee7<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#1_Quy_dinh_tiep_xuc_thuc_pham\" >1) Quy \u0111\u1ecbnh ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#2_Duoc_phamy_te\" >2) D\u01b0\u1ee3c ph\u1ea9m\/y t\u1ebf<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#3_Tieu_chuan_vat_lieu_xu_ly\" >3) Ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u &#038; x\u1eed l\u00fd<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Chon_mac_inox_theo_moi_truong_su_dung_ma_tran_thuc_te\" >Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng (ma tr\u1eadn th\u1ef1c t\u1ebf)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Khu_vuc_kho_tiep_xuc_gian_tiepkhong_co_clorua\" >Khu v\u1ef1c kh\u00f4, ti\u1ebfp x\u00fac gi\u00e1n ti\u1ebfp\/kh\u00f4ng c\u00f3 clorua<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Tiep_xuc_truc_tiep_voi_thuc_pham_do_man_thap_pH_trung_tinh\" >Ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi th\u1ef1c ph\u1ea9m, \u0111\u1ed9 m\u1eb7n th\u1ea5p, pH trung t\u00ednh<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Moi_truong_co_cloruado_man_axit_huu_co_nuoc_mam_%E2%80%93_thuy_san_%E2%80%93_nuoc_muoi\" >M\u00f4i tr\u01b0\u1eddng c\u00f3 clorua\/\u0111\u1ed9 m\u1eb7n, axit h\u1eefu c\u01a1, n\u01b0\u1edbc m\u1eafm \u2013 th\u1ee7y s\u1ea3n \u2013 n\u01b0\u1edbc mu\u1ed1i<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#CIPSIP_nhiet_do_cao_hoa_chat_ve_sinh\" >CIP\/SIP, nhi\u1ec7t \u0111\u1ed9 cao, h\u00f3a ch\u1ea5t v\u1ec7 sinh<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Nguy_co_nut_do_ung_suat_clorua_SCC\" >Nguy c\u01a1 n\u1ee9t do \u1ee9ng su\u1ea5t clorua (SCC)<\/a><\/li><\/ul><\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Yeu_cau_be_mat_do_nham_danh_bong_dien_hoa\" >Y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t: \u0111\u1ed9 nh\u00e1m, \u0111\u00e1nh b\u00f3ng, \u0111i\u1ec7n h\u00f3a<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Chat_luong_moi_han_va_thiet_ke_ve_sinh\" >Ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n v\u00e0 thi\u1ebft k\u1ebf v\u1ec7 sinh<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Kiem_dinh_%E2%80%93_chung_chi_%E2%80%93_truy_xuat\" >Ki\u1ec3m \u0111\u1ecbnh \u2013 ch\u1ee9ng ch\u1ec9 \u2013 truy xu\u1ea5t<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Nhung_nham_lan_pho_bien_can_tranh\" >Nh\u1eefng nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Quy_trinh_7_buoc_chon_inox_an_toan_tuyet_doi\" >Quy tr\u00ecnh 7 b\u01b0\u1edbc ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Khuyen_nghi_nhanh_theo_ung_dung\" >Khuy\u1ebfn ngh\u1ecb nhanh theo \u1ee9ng d\u1ee5ng<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Tinh_huong_thuc_te\" >T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Nguon_tham_khao_chinh\" >Ngu\u1ed3n tham kh\u1ea3o ch\u00ednh<\/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\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-y-te-2\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Noi_dung_chinh\"><\/span>N\u1ed9i dung ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><a href=\"#toc-0-vi-sao-inox-an-toan-thuc-phamy-te-la-mot-tieu-chua\">V\u00ec sao \u201cinox an to\u00e0n th\u1ef1c ph\u1ea9m\/y t\u1ebf\u201d l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n t\u1ed5ng h\u1ee3p?<\/a><\/li>\n<li><a href=\"#toc-1-khung-tieu-chuan-can-tuan-thu\">Khung ti\u00eau chu\u1ea9n c\u1ea7n tu\u00e2n th\u1ee7<\/a><\/li>\n<li><a href=\"#toc-2-chon-mac-inox-theo-moi-truong-su-dung-ma-tran-thuc\">Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng (ma tr\u1eadn th\u1ef1c t\u1ebf)<\/a><\/li>\n<li><a href=\"#toc-3-yeu-cau-be-mat-do-nham-danh-bong-dien-hoa\">Y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t: \u0111\u1ed9 nh\u00e1m, \u0111\u00e1nh b\u00f3ng, \u0111i\u1ec7n h\u00f3a<\/a><\/li>\n<li><a href=\"#toc-4-chat-luong-moi-han-va-thiet-ke-ve-sinh\">Ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n v\u00e0 thi\u1ebft k\u1ebf v\u1ec7 sinh<\/a><\/li>\n<li><a href=\"#toc-5-kiem-dinh-chung-chi-truy-xuat\">Ki\u1ec3m \u0111\u1ecbnh \u2013 ch\u1ee9ng ch\u1ec9 \u2013 truy xu\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-6-nhung-nham-lan-pho-bien-can-tranh\">Nh\u1eefng nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-7-quy-trinh-7-buoc-chon-inox-an-toan-tuyet-doi\">Quy tr\u00ecnh 7 b\u01b0\u1edbc ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i<\/a><\/li>\n<li><a href=\"#toc-8-khuyen-nghi-nhanh-theo-ung-dung\">Khuy\u1ebfn ngh\u1ecb nhanh theo \u1ee9ng d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-9-tinh-huong-thuc-te\">T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf<\/a><\/li>\n<li><a href=\"#toc-10-nguon-tham-khao-chinh\">Ngu\u1ed3n tham kh\u1ea3o ch\u00ednh<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox d\u00f9ng cho th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf kh\u00f4ng ch\u1ec9 \u201cch\u1ed1ng g\u1ec9\u201d m\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o kh\u00f4ng ph\u00e1t th\u1ea3i kim lo\u1ea1i v\u01b0\u1ee3t ng\u01b0\u1ee1ng, kh\u00f4ng t\u1ea1o \u0111i\u1ec3m t\u00edch t\u1ee5 vi sinh, ch\u1ecbu \u0111\u01b0\u1ee3c v\u1ec7 sinh CIP\/SIP v\u00e0 truy xu\u1ea5t r\u00f5 r\u00e0ng. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p ti\u00eau chu\u1ea9n v\u00e0 quy tr\u00ecnh ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng, s\u1eefa, th\u1ee7y s\u1ea3n, d\u01b0\u1ee3c \u2013 m\u1ed9t ph\u1ea7n tr\u1ecdng y\u1ebfu trong b\u1ee9c tranh l\u1edbn l\u1ef1a ch\u1ecdn inox theo m\u00f4i tr\u01b0\u1eddng, m\u1ee5c \u0111\u00edch v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n<h2 id=\"toc-0-vi-sao-inox-an-toan-thuc-phamy-te-la-mot-tieu-chua\"><span class=\"ez-toc-section\" id=\"Vi_sao_%E2%80%9Cinox_an_toan_thuc_phamy_te%E2%80%9D_la_mot_tieu_chuan_tong_hop\"><\/span>V\u00ec sao \u201cinox an to\u00e0n th\u1ef1c ph\u1ea9m\/y t\u1ebf\u201d l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n t\u1ed5ng h\u1ee3p?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; An to\u00e0n h\u00f3a h\u1ecdc: h\u1ea1n ch\u1ebf gi\u1ea3i ph\u00f3ng Ni, Cr, Mo v\u00e0o s\u1ea3n ph\u1ea9m d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a pH, nhi\u1ec7t, clorua (EC 1935\/2004; H\u01b0\u1edbng d\u1eabn kim lo\u1ea1i &#038; h\u1ee3p kim ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m \u2013 Council of Europe 2013).<br \/>\n&#8211; An to\u00e0n vi sinh: b\u1ec1 m\u1eb7t v\u00e0 m\u1ed1i h\u00e0n ph\u1ea3i d\u1ec5 l\u00e0m s\u1ea1ch, kh\u00f4ng khe h\u1edf, kh\u00f4ng g\u1edd c\u1ea1nh \u0111\u1ec3 ng\u0103n biofilm (EHEDG; 3-A).<br \/>\n&#8211; \u0110\u1ed9 b\u1ec1n v\u1ec7 sinh: ch\u1ecbu ki\u1ec1m n\u00f3ng, axit nh\u1eb9, h\u01a1i n\u01b0\u1edbc b\u00e3o h\u00f2a (CIP\/SIP) m\u00e0 kh\u00f4ng r\u1ed7, kh\u00f4ng n\u1ee9t SCC.<br \/>\n&#8211; Truy xu\u1ea5t &#038; \u0111\u1ed3ng nh\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng: m\u00e1c th\u00e9p \u0111\u00fang chu\u1ea9n, ch\u1ee9ng ch\u1ec9 l\u00f4 h\u00e0ng, ki\u1ec3m \u0111\u1ecbnh PMI, h\u1ed3 s\u01a1 b\u1ec1 m\u1eb7t theo ASME BPE\/3-A.<\/p>\n<h2 id=\"toc-1-khung-tieu-chuan-can-tuan-thu\"><span class=\"ez-toc-section\" id=\"Khung_tieu_chuan_can_tuan_thu\"><\/span>Khung ti\u00eau chu\u1ea9n c\u1ea7n tu\u00e2n th\u1ee7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Quy_dinh_tiep_xuc_thuc_pham\"><\/span>1) Quy \u0111\u1ecbnh ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; EU EC 1935\/2004: y\u00eau c\u1ea7u v\u1eadt li\u1ec7u kh\u00f4ng g\u00e2y thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n\/th\u1ec3 ch\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c.<br \/>\n&#8211; H\u01b0\u1edbng d\u1eabn Council of Europe (2013) cho kim lo\u1ea1i &#038; h\u1ee3p kim: gi\u1edbi h\u1ea1n ph\u00e1t th\u1ea3i kim lo\u1ea1i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed.<br \/>\n&#8211; NSF\/ANSI 51: v\u1eadt li\u1ec7u cho thi\u1ebft b\u1ecb th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; EHEDG &#038; 3-A Sanitary Standards: nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf d\u1ec5 v\u1ec7 sinh, \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t, m\u1ed1i h\u00e0n, ph\u1ee5 ki\u1ec7n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Duoc_phamy_te\"><\/span>2) D\u01b0\u1ee3c ph\u1ea9m\/y t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; ASME BPE (2022): ti\u00eau chu\u1ea9n then ch\u1ed1t cho \u0111\u01b0\u1eddng \u1ed1ng\/quy tr\u00ecnh sinh ph\u1ea9m, quy \u0111\u1ecbnh m\u00e1c 316L, d\u1ea3i l\u01b0u hu\u1ef3nh 0.005\u20130.017% \u0111\u1ec3 h\u00e0n qu\u1ef9 \u0111\u1ea1o t\u1ed1t, c\u1ea5p \u0111\u1ed9 b\u1ec1 m\u1eb7t SF (SF1: Ra \u2264 0.51 \u00b5m; SF4 \u0111i\u1ec7n h\u00f3a: Ra \u2264 0.38 \u00b5m), truy xu\u1ea5t nhi\u1ec7t luy\u1ec7n v\u00e0 H\u1ed3 s\u01a1 QC.<br \/>\n&#8211; 3-A, ISO 2852 (clamp), GMP\/ISO 14644 (m\u00f4i tr\u01b0\u1eddng s\u1ea1ch li\u00ean quan).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Tieu_chuan_vat_lieu_xu_ly\"><\/span>3) Ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u &#038; x\u1eed l\u00fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; M\u00e1c v\u00e0 s\u1ea3n ph\u1ea9m: EN 10088, ASTM A240\/A240M (t\u1ea5m\/d\u1ea3i), ASTM A312 (\u1ed1ng), ASTM A276 (thanh).<br \/>\n&#8211; L\u00e0m s\u1ea1ch &#038; th\u1ee5 \u0111\u1ed9ng h\u00f3a: ASTM A380\/A967 (axit nitric\/citric), y\u00eau c\u1ea7u lo\u1ea1i b\u1ecf l\u1edbp bi\u1ebfn m\u00e0u nhi\u1ec7t (heat tint) sau h\u00e0n.<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9: EN 10204 \u2013 MTC 3.1 cho m\u1ecdi l\u00f4 inox ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m.<\/p>\n<h2 id=\"toc-2-chon-mac-inox-theo-moi-truong-su-dung-ma-tran-thuc\"><span class=\"ez-toc-section\" id=\"Chon_mac_inox_theo_moi_truong_su_dung_ma_tran_thuc_te\"><\/span>Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng (ma tr\u1eadn th\u1ef1c t\u1ebf)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>G\u1ee3i \u00fd d\u01b0\u1edbi \u0111\u00e2y gi\u00fap ch\u1ecdn nhanh theo r\u1ee7i ro clorua, pH, nhi\u1ec7t v\u00e0 y\u00eau c\u1ea7u v\u1ec7 sinh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khu_vuc_kho_tiep_xuc_gian_tiepkhong_co_clorua\"><\/span>Khu v\u1ef1c kh\u00f4, ti\u1ebfp x\u00fac gi\u00e1n ti\u1ebfp\/kh\u00f4ng c\u00f3 clorua<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Khung m\u00e1y, v\u1ecf b\u1ecdc, b\u0103ng t\u1ea3i kh\u00f4: 304 ho\u1eb7c 304L; 430 c\u00f3 th\u1ec3 d\u00f9ng cho chi ti\u1ebft trang tr\u00ed\/kh\u00f4ng ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m \u01b0\u1edbt.<br \/>\n&#8211; L\u01b0u \u00fd: 430 ch\u1ec9 d\u00f9ng v\u00f9ng kh\u00f4, tr\u00e1nh ch\u1ea5t t\u1ea9y clorine.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tiep_xuc_truc_tiep_voi_thuc_pham_do_man_thap_pH_trung_tinh\"><\/span>Ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi th\u1ef1c ph\u1ea9m, \u0111\u1ed9 m\u1eb7n th\u1ea5p, pH trung t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; B\u1ed3n s\u1eefa, bia, n\u01b0\u1edbc gi\u1ea3i kh\u00e1t, b\u00e1nh k\u1eb9o: 304L th\u01b0\u1eddng \u0111\u1ee7.<br \/>\n&#8211; \u01afu ti\u00ean 304L (C \u22640.03%) \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 \u0103n m\u00f2n k\u1ebd h\u1edf sau h\u00e0n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Moi_truong_co_cloruado_man_axit_huu_co_nuoc_mam_%E2%80%93_thuy_san_%E2%80%93_nuoc_muoi\"><\/span>M\u00f4i tr\u01b0\u1eddng c\u00f3 clorua\/\u0111\u1ed9 m\u1eb7n, axit h\u1eefu c\u01a1, n\u01b0\u1edbc m\u1eafm \u2013 th\u1ee7y s\u1ea3n \u2013 n\u01b0\u1edbc mu\u1ed1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Ch\u1ecdn 316L (Mo 2\u20133%) \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1ed7\/pitting.<br \/>\n&#8211; V\u1edbi n\u01b0\u1edbc m\u1eafm\/\u01b0\u1edbp mu\u1ed1i n\u00f3ng, s\u1ea5y h\u1ea3i s\u1ea3n: c\u00e2n nh\u1eafc 904L, duplex 2205 ho\u1eb7c 254SMO n\u1ebfu clorua cao\/nhi\u1ec7t >60\u00b0C k\u00e9o d\u00e0i.<br \/>\n&#8211; Tr\u00e1nh 201 trong m\u1ecdi ti\u1ebfp x\u00fac m\u1eb7n do h\u00e0m l\u01b0\u1ee3ng Ni th\u1ea5p, ch\u1ed1ng r\u1ed7 k\u00e9m.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"CIPSIP_nhiet_do_cao_hoa_chat_ve_sinh\"><\/span>CIP\/SIP, nhi\u1ec7t \u0111\u1ed9 cao, h\u00f3a ch\u1ea5t v\u1ec7 sinh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; CIP ki\u1ec1m 1\u20132% NaOH 60\u201380\u00b0C, axit nitric nh\u1eb9: 304L\/316L \u0111\u00e1p \u1ee9ng t\u1ed1t n\u1ebfu b\u1ec1 m\u1eb7t ph\u00f9 h\u1ee3p v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a \u0111\u00fang.<br \/>\n&#8211; SIP h\u01a1i 121\u2013135\u00b0C: 316L \u01b0u ti\u00ean, \u0111\u1eb7c bi\u1ec7t cho d\u01b0\u1ee3c.<br \/>\n&#8211; Tr\u00e1nh HCl, thu\u1ed1c t\u1ea9y NaOCl n\u1ed3ng \u0111\u1ed9 cao\/ >50\u00b0C; n\u1ebfu b\u1eaft bu\u1ed9c, gi\u1ea3m n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9 v\u00e0 s\u00fac x\u1ea3 k\u1ef9 (ASTM, Nickel Institute).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nguy_co_nut_do_ung_suat_clorua_SCC\"><\/span>Nguy c\u01a1 n\u1ee9t do \u1ee9ng su\u1ea5t clorua (SCC)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; 304\/316L c\u00f3 th\u1ec3 SCC khi >60\u00b0C v\u00e0 clorua cao.<br \/>\n&#8211; Chuy\u1ec3n sang duplex 2205\/2507 ho\u1eb7c h\u1ee3p kim molypden cao trong c\u00e1c b\u1ec3 n\u01b0\u1edbc mu\u1ed1i n\u00f3ng, bay h\u01a1i mu\u1ed1i.<\/p>\n<p>G\u1ee3i \u00fd k\u1ef9 thu\u1eadt: D\u00f9ng ch\u1ec9 s\u1ed1 PREN \u0111\u1ec3 so s\u00e1nh ch\u1ed1ng r\u1ed7: PREN \u2248 %Cr + 3.3\u00d7%Mo + 16\u00d7%N. 304 ~ 18\u201319; 316L ~ 23\u201324; 2205 ~ 34\u201335; 254SMO >42 (Nickel Institute, datasheet nh\u00e0 s\u1ea3n xu\u1ea5t).<\/p>\n<h2 id=\"toc-3-yeu-cau-be-mat-do-nham-danh-bong-dien-hoa\"><span class=\"ez-toc-section\" id=\"Yeu_cau_be_mat_do_nham_danh_bong_dien_hoa\"><\/span>Y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t: \u0111\u1ed9 nh\u00e1m, \u0111\u00e1nh b\u00f3ng, \u0111i\u1ec7n h\u00f3a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; \u0110\u1ed9 nh\u00e1m m\u1ee5c ti\u00eau:<br \/>\n  &#8211; Th\u1ef1c ph\u1ea9m: Ra \u2264 0.8 \u00b5m (\u2248 32 \u00b5in) l\u00e0 chu\u1ea9n c\u00f4ng nghi\u1ec7p t\u1ed1t; nhi\u1ec1u h\u1ea1ng m\u1ee5c 3-A y\u00eau c\u1ea7u m\u1ee9c n\u00e0y ho\u1eb7c t\u1ed1t h\u01a1n.<br \/>\n  &#8211; D\u01b0\u1ee3c\/biotech theo ASME BPE: SF1 Ra \u2264 0.51 \u00b5m; v\u1edbi m\u00f4i tr\u01b0\u1eddng nh\u1ea1y c\u1ea3m, EP SF4 Ra \u2264 0.38 \u00b5m.<br \/>\n&#8211; Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t:<br \/>\n  &#8211; \u0110\u00e1nh b\u00f3ng c\u01a1 h\u1ecdc \u0111\u1ed3ng \u0111\u1ec1u h\u01b0\u1edbng, tr\u00e1nh v\u1ebft m\u00e0i ngang d\u00f2ng ch\u1ea3y.<br \/>\n  &#8211; \u0110i\u1ec7n h\u00f3a (Electropolish) l\u00e0m ph\u1eb3ng vi m\u00f4, t\u0103ng t\u1ec9 l\u1ec7 Cr\/Fe b\u1ec1 m\u1eb7t, c\u1ea3i thi\u1ec7n th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch.<br \/>\n&#8211; Ki\u1ec3m so\u00e1t \u0111\u1ed9 nh\u00e1m b\u1eb1ng m\u00e1y \u0111o profilometer; bi\u00ean b\u1ea3n Ra l\u00e0 m\u1ed9t ph\u1ea7n h\u1ed3 s\u01a1 nghi\u1ec7m thu.<\/p>\n<h2 id=\"toc-4-chat-luong-moi-han-va-thiet-ke-ve-sinh\"><span class=\"ez-toc-section\" id=\"Chat_luong_moi_han_va_thiet_ke_ve_sinh\"><\/span>Ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n v\u00e0 thi\u1ebft k\u1ebf v\u1ec7 sinh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; H\u00e0n:<br \/>\n  &#8211; H\u00e0n TIG\/orbital v\u1edbi kh\u00ed b\u1ea3o v\u1ec7 v\u00e0 purging \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 tr\u00e1nh oxy h\u00f3a m\u1eb7t trong.<br \/>\n  &#8211; M\u1ed1i h\u00e0n l\u1ed3i\/l\u00f5m \u0111\u1ec1u, kh\u00f4ng undercut, kh\u00f4ng r\u1ed7; m\u00e0i ph\u1eb3ng v\u00e0 \u0111\u00e1nh b\u00f3ng \u0111\u1ec3 ti\u1ec7m c\u1eadn Ra n\u1ec1n.<br \/>\n  &#8211; Lo\u1ea1i b\u1ecf heat tint b\u1eb1ng t\u1ea9y axit v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a theo ASTM A380\/A967 (nitric\/citric).<br \/>\n  &#8211; Ferrite trong m\u1ed1i h\u00e0n austenitic: 3\u201310 FN \u0111\u1ec3 gi\u1ea3m n\u1ee9t n\u00f3ng (tham kh\u1ea3o ASME).<br \/>\n&#8211; Thi\u1ebft k\u1ebf:<br \/>\n  &#8211; Kh\u00f4ng khe h\u1edf, kh\u00f4ng ren l\u1ed9 trong v\u00f9ng \u01b0\u1edbt; \u01b0u ti\u00ean clamp v\u1ec7 sinh (ISO 2852), m\u1eb7t b\u00edch v\u1ec7 sinh, b\u00e1n k\u00ednh g\u00f3c \u22653 mm.<br \/>\n  &#8211; D\u1ed1c x\u1ea3 \u22651\u20132% \u0111\u1ec3 kh\u00f4ng \u0111\u1ecdng n\u01b0\u1edbc; m\u1ed1i n\u1ed1i h\u01b0\u1edbng d\u00f2ng, tr\u00e1nh dead-leg (EHEDG).<\/p>\n<h2 id=\"toc-5-kiem-dinh-chung-chi-truy-xuat\"><span class=\"ez-toc-section\" id=\"Kiem_dinh_%E2%80%93_chung_chi_%E2%80%93_truy_xuat\"><\/span>Ki\u1ec3m \u0111\u1ecbnh \u2013 ch\u1ee9ng ch\u1ec9 \u2013 truy xu\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u: EN 10204 MTC 3.1 cho t\u1ea5m\/\u1ed1ng\/ph\u1ee5 ki\u1ec7n; \u0111\u1ed1i chi\u1ebfu h\u00f3a ph\u00e2n t\u00edch v\u1edbi ti\u00eau chu\u1ea9n EN 10088\/ASTM A240.<br \/>\n&#8211; PMI\/XRF: ki\u1ec3m tra nhanh th\u00e0nh ph\u1ea7n (Mo \u0111\u1ec3 ph\u00e2n bi\u1ec7t 316L\/304L).<br \/>\n&#8211; H\u1ed3 s\u01a1 b\u1ec1 m\u1eb7t: b\u1ea3n \u0111o Ra, b\u00e1o c\u00e1o \u0111i\u1ec7n h\u00f3a (n\u1ebfu c\u00f3).<br \/>\n&#8211; Ki\u1ec3m tra th\u1ee5 \u0111\u1ed9ng: th\u1eed Ferroxyl ph\u00e1t hi\u1ec7n s\u1eaft t\u1ef1 do theo ASTM A380.<br \/>\n&#8211; V\u1ec7 sinh c\u00f4ng nghi\u1ec7p: quy tr\u00ecnh CIP \u0111\u01b0\u1ee3c th\u1ea9m \u0111\u1ecbnh; \u0111\u1ed1i v\u1edbi d\u01b0\u1ee3c, h\u1ed3 s\u01a1 IQ\/OQ\/PQ theo GMP, tu\u00e2n ASME BPE.<\/p>\n<h2 id=\"toc-6-nhung-nham-lan-pho-bien-can-tranh\"><span class=\"ez-toc-section\" id=\"Nhung_nham_lan_pho_bien_can_tranh\"><\/span>Nh\u1eefng nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; \u201cD\u00ednh nam ch\u00e2m l\u00e0 inox d\u1ecfm\u201d: sai. 316L c\u00f3 th\u1ec3 nhi\u1ec5m t\u1eeb nh\u1eb9 sau gia c\u00f4ng; t\u1eeb t\u00ednh kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c an to\u00e0n.<br \/>\n&#8211; \u201cInox 201 l\u00e0 food-grade r\u1ebb\u201d: kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho ti\u1ebfp x\u00fac \u01b0\u1edbt\/m\u1eb7n do ch\u1ed1ng r\u1ed7 k\u00e9m.<br \/>\n&#8211; \u201cKh\u00f4ng c\u1ea7n th\u1ee5 \u0111\u1ed9ng h\u00f3a sau h\u00e0n\u201d: b\u1ecf qua b\u01b0\u1edbc n\u00e0y l\u00e0 nguy\u00ean nh\u00e2n r\u1ed7 s\u1edbm v\u00e0 nhi\u1ec5m kim lo\u1ea1i.<br \/>\n&#8211; D\u00f9ng HCl\/thu\u1ed1c t\u1ea9y \u0111\u1eadm \u0111\u1eb7c \u0111\u1ec3 v\u1ec7 sinh: g\u00e2y r\u1ed7 SCC nhanh; d\u00f9ng nitric\/citric ho\u1eb7c ch\u1ea5t t\u1ea9y chuy\u00ean d\u1ee5ng cho inox, ki\u1ec3m so\u00e1t n\u1ed3ng \u0111\u1ed9\/nhi\u1ec7t.<br \/>\n&#8211; Ch\u1ec9 nh\u00ecn b\u1ec1 m\u1eb7t b\u00f3ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1: c\u1ea7n s\u1ed1 li\u1ec7u Ra, ch\u1ee9ng ch\u1ec9 v\u00e0 ki\u1ec3m tra PMI.<\/p>\n<h2 id=\"toc-7-quy-trinh-7-buoc-chon-inox-an-toan-tuyet-doi\"><span class=\"ez-toc-section\" id=\"Quy_trinh_7_buoc_chon_inox_an_toan_tuyet_doi\"><\/span>Quy tr\u00ecnh 7 b\u01b0\u1edbc ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>1) X\u00e1c \u0111\u1ecbnh ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m: tr\u1ef1c ti\u1ebfp\/gi\u00e1n ti\u1ebfp, \u01b0\u1edbt\/kh\u00f4, th\u1eddi gian ti\u1ebfp x\u00fac, nhi\u1ec7t.<br \/>\n2) L\u1eadp h\u1ed3 s\u01a1 h\u00f3a h\u1ecdc v\u1ec7 sinh: lo\u1ea1i h\u00f3a ch\u1ea5t CIP, n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9, t\u1ea7n su\u1ea5t; c\u00f3 SIP hay kh\u00f4ng.<br \/>\n3) \u0110\u00e1nh gi\u00e1 r\u1ee7i ro clorua v\u00e0 pH c\u1ee7a s\u1ea3n ph\u1ea9m (n\u01b0\u1edbc m\u1eafm, mu\u1ed1i, axit h\u1eefu c\u01a1\u2026).<br \/>\n4) Ch\u1ecdn m\u00e1c inox theo ma tr\u1eadn: 304L \u2192 316L \u2192 2205\/904L\/254SMO khi r\u1ee7i ro t\u0103ng.<br \/>\n5) Quy \u0111\u1ecbnh b\u1ec1 m\u1eb7t: Ra m\u1ee5c ti\u00eau, c\u00f3\/kh\u00f4ng electropolish; ti\u00eau chu\u1ea9n tham chi\u1ebfu (3-A, ASME BPE).<br \/>\n6) Quy \u0111\u1ecbnh h\u00e0n &#038; x\u1eed l\u00fd sau h\u00e0n: quy tr\u00ecnh WPS, purging, t\u1ea9y \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a theo ASTM A380\/A967.<br \/>\n7) Y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 &#038; nghi\u1ec7m thu: EN 10204 3.1, PMI, h\u1ed3 s\u01a1 Ra, bi\u00ean b\u1ea3n v\u1ec7 sinh th\u1eed nghi\u1ec7m (n\u1ebfu \u00e1p d\u1ee5ng).<\/p>\n<h2 id=\"toc-8-khuyen-nghi-nhanh-theo-ung-dung\"><span class=\"ez-toc-section\" id=\"Khuyen_nghi_nhanh_theo_ung_dung\"><\/span>Khuy\u1ebfn ngh\u1ecb nhanh theo \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; S\u1eefa, bia, n\u01b0\u1edbc gi\u1ea3i kh\u00e1t: 304L; b\u1ed3n \u2013 \u0111\u01b0\u1eddng \u1ed1ng Ra \u2264 0.8 \u00b5m; th\u1ee5 \u0111\u1ed9ng h\u00f3a \u0111\u1ea7y \u0111\u1ee7.<br \/>\n&#8211; Th\u1ee7y s\u1ea3n, n\u01b0\u1edbc m\u1eafm, mu\u1ed1i d\u01b0a: 316L; n\u1ebfu n\u00f3ng\/\u0111\u1eadm \u0111\u1eb7c, c\u00e2n nh\u1eafc duplex 2205 ho\u1eb7c 904L.<br \/>\n&#8211; N\u01b0\u1edbc tinh khi\u1ebft\/WFI, d\u01b0\u1ee3c ph\u1ea9m: 316L theo ASME BPE, h\u00e0n orbital, EP SF4 Ra \u2264 0.38 \u00b5m, SIP 121\u2013135\u00b0C.<br \/>\n&#8211; Dao c\u1ee5, b\u00e0n m\u1ed5 (kh\u00f4ng c\u1ea5y gh\u00e9p): 420\/440 cho l\u01b0\u1ee1i c\u1ee9ng; 304\/316 cho b\u1ec1 m\u1eb7t l\u00e0m vi\u1ec7c, l\u01b0u \u00fd kh\u1eed khu\u1ea9n kh\u00f4ng clorine \u0111\u1eadm \u0111\u1eb7c.<\/p>\n<h2 id=\"toc-9-tinh-huong-thuc-te\"><span class=\"ez-toc-section\" id=\"Tinh_huong_thuc_te\"><\/span>T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; B\u1ed3n \u1ee7 n\u01b0\u1edbc m\u1eafm 60\u201370\u00b0C: 316L d\u00e0y + h\u00e0n chu\u1ea9n + th\u1ee5 \u0111\u1ed9ng h\u00f3a; n\u1ebfu r\u1ed7 t\u00e1i di\u1ec5n \u2192 n\u00e2ng l\u00ean duplex 2205, c\u00e2n nh\u1eafc EP v\u00f9ng kh\u00f3 v\u1ec7 sinh.<br \/>\n&#8211; \u0110\u01b0\u1eddng \u1ed1ng siro \u0111\u01b0\u1eddng pH ~6, CIP 2% NaOH 70\u00b0C: 304L h\u00e0n orbital, Ra \u2264 0.8 \u00b5m, kh\u00f4ng d\u00f9ng thu\u1ed1c t\u1ea9y; ki\u1ec3m tra Ra sau l\u1eafp \u0111\u1eb7t.<br \/>\n&#8211; V\u00f2ng tu\u1ea7n ho\u00e0n WFI d\u01b0\u1ee3c: 316L ASME BPE, S 0.005\u20130.017%, h\u00e0n orbital, EP SF4, slope 1%, SIP 121\u00b0C, clamp v\u1ec7 sinh, MTC 3.1 \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h2 id=\"toc-10-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; EC 1935\/2004 v\u1ec1 v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m (EU).<br \/>\n&#8211; Council of Europe, \u201cMetals and alloys used in food contact materials\u201d Technical Guide, 2013.<br \/>\n&#8211; NSF\/ANSI 51 Food Equipment Materials.<br \/>\n&#8211; 3-A Sanitary Standards; EHEDG Guidelines (v\u00ed d\u1ee5 Doc 8 \u2013 Hygienic Equipment Design).<br \/>\n&#8211; ASME BPE 2022 \u2013 Bioprocessing Equipment.<br \/>\n&#8211; ASTM A240\/A312 (s\u1ea3n ph\u1ea9m inox), ASTM A380\/A967 (l\u00e0m s\u1ea1ch &#038; th\u1ee5 \u0111\u1ed9ng h\u00f3a).<br \/>\n&#8211; EN 10088 (m\u00e1c inox), EN 10204 (MTC 3.1).<br \/>\n&#8211; Nickel Institute, \u201cStainless Steels in Food Processing\u201d v\u00e0 t\u00e0i li\u1ec7u ch\u1ed1ng r\u1ed7\/PREN.<br \/>\n&#8211; Outokumpu\/Allegheny datasheet m\u00e1c 304L\/316L\/2205 (th\u00f4ng s\u1ed1 PREN, \u0103n m\u00f2n).<\/p>\n<h2 id=\"toc-11-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>Ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf l\u00e0 quy\u1ebft \u0111\u1ecbnh h\u1ec7 th\u1ed1ng: \u0111\u00fang m\u00e1c (\u01b0u ti\u00ean 304L\/316L, n\u00e2ng c\u1ea5p khi r\u1ee7i ro clorua\/nhi\u1ec7t), \u0111\u00fang b\u1ec1 m\u1eb7t (Ra, electropolish khi c\u1ea7n), \u0111\u00fang m\u1ed1i h\u00e0n v\u00e0 quy tr\u00ecnh th\u1ee5 \u0111\u1ed9ng h\u00f3a, \u0111\u00fang chu\u1ea9n thi\u1ebft k\u1ebf v\u1ec7 sinh (3-A\/EHEDG\/ASME BPE), k\u00e8m truy xu\u1ea5t MTC 3.1 v\u00e0 ki\u1ec3m \u0111\u1ecbnh PMI. L\u00e0m t\u1ed1t c\u00e1c \u0111i\u1ec3m n\u00e0y s\u1ebd lo\u1ea1i tr\u1eeb nguy c\u01a1 ph\u00e1t th\u1ea3i kim lo\u1ea1i, r\u1ed7, biofilm, ng\u1eebng m\u00e1y do \u0103n m\u00f2n \u2013 t\u1ed1i \u01b0u an to\u00e0n s\u1ea3n ph\u1ea9m v\u00e0 tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n theo m\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh c\u1ee5 th\u1ec3, m\u1eabu v\u1ec7 sinh\/CIP hi\u1ec7n t\u1ea1i v\u00e0 ng\u00e2n s\u00e1ch? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t m\u00e1c th\u00e9p, b\u1ec1 m\u1eb7t v\u00e0 quy tr\u00ecnh x\u1eed l\u00fd t\u1ed1i \u01b0u c\u00f9ng b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn ch\u1ecdn inox an to\u00e0n: m\u00e1c 304\/316L, b\u1ec1 m\u1eb7t Ra, \u0111i\u1ec7n h\u00f3a, m\u1ed1i h\u00e0n v\u1ec7 sinh; tu\u00e2n th\u1ee7 EC 1935\/2004, 3-A, ASME BPE, ASTM A380\/A967.<\/p>\n","protected":false},"author":7,"featured_media":1051,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2554","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\/2554","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=2554"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2554\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1051"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}