{"id":2446,"date":"2026-08-14T12:36:01","date_gmt":"2026-08-14T05:36:01","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/"},"modified":"2026-08-14T12:36:01","modified_gmt":"2026-08-14T05:36:01","slug":"ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/","title":{"rendered":"Ghi th\u00f4ng s\u1ed1 Inox tr\u00ean b\u1ea3n v\u1ebd: chu\u1ea9n \u0111\u1ec3 nh\u00e0 cung c\u1ea5p hi\u1ec3u \u0111\u00fang"},"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;2446&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;Ghi th\u00f4ng s\u1ed1 Inox tr\u00ean b\u1ea3n v\u1ebd: chu\u1ea9n \u0111\u1ec3 nh\u00e0 cung c\u1ea5p hi\u1ec3u \u0111\u00fang&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div 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class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">\u0110\u00e1nh gi\u00e1<\/span>\n    <\/div>\n    <\/div>\n<div class=\"custom-toc\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Nguyen_tac_cot_loi_8_yeu_to_phai_co_trong_moi_ghi_chu_Inox\" >Nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i: 8 y\u1ebfu t\u1ed1 ph\u1ea3i c\u00f3 trong m\u1ecdi ghi ch\u00fa Inox<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Cau_truc_ghi_chu_khuyen_nghi_cho_BOM_va_khung_vat_lieu\" >C\u1ea5u tr\u00fac ghi ch\u00fa khuy\u1ebfn ngh\u1ecb cho BOM v\u00e0 khung v\u1eadt li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#He_tieu_chuan_va_cach_goi_ten_tranh_%E2%80%9Clech_song%E2%80%9D_giua_AISIJISEN\" >H\u1ec7 ti\u00eau chu\u1ea9n v\u00e0 c\u00e1ch g\u1ecdi t\u00ean: tr\u00e1nh \u201cl\u1ec7ch s\u00f3ng\u201d gi\u1eefa AISI\/JIS\/EN<\/a><\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Ghi_kich_thuoc_dung_sai_do_phangthang_dung_chuan\" >Ghi k\u00edch th\u01b0\u1edbc, dung sai, \u0111\u1ed9 ph\u1eb3ng\/th\u1eb3ng \u0111\u00fang chu\u1ea9n<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Tamplatecoil\" >T\u1ea5m\/plate\/coil<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Ongpipetube\" >\u1ed0ng\/pipe\/tube<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Thanhbien_dang\" >Thanh\/bi\u00ean d\u1ea1ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Hoan_thien_be_mat_do_nham_va_bao_ve\" >Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, \u0111\u1ed9 nh\u00e1m v\u00e0 b\u1ea3o v\u1ec7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Kiem_tra_chung_chi_va_truy_xuat\" >Ki\u1ec3m tra, ch\u1ee9ng ch\u1ec9 v\u00e0 truy xu\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Nhung_loi_ghi_chu_pho_bien_va_cach_sua\" >Nh\u1eefng l\u1ed7i ghi ch\u00fa ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch s\u1eeda<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Mau_ghi_chu_chuan_hoa_theo_tung_nhom_san_pham\" >M\u1eabu ghi ch\u00fa chu\u1ea9n h\u00f3a theo t\u1eebng nh\u00f3m s\u1ea3n ph\u1ea9m<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Luu_y_thuc_te_thi_truong_Viet_Nam_de_ghi_cho_%E2%80%9Cdung_hang-co_san%E2%80%9D\" >L\u01b0u \u00fd th\u1ef1c t\u1ebf th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam \u0111\u1ec3 ghi cho \u201c\u0111\u00fang h\u00e0ng-c\u00f3 s\u1eb5n\u201d<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Checklist_12_diem_ghi_inox_tren_ban_ve_truoc_khi_phat_hanh\" >Checklist 12 \u0111i\u1ec3m ghi inox tr\u00ean b\u1ea3n v\u1ebd tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#Quy_trinh_lam_viec_voi_nha_cung_cap_de_giu_dung_y_do\" >Quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p \u0111\u1ec3 gi\u1eef \u0111\u00fang \u00fd \u0111\u1ed3<\/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\/ghi-thong-so-inox-tren-ban-ve-chuan-de-nha-cung-cap-hieu-dung\/#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-tac-cot-loi-8-yeu-to-phai-co-trong-moi-ghi-\">Nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i: 8 y\u1ebfu t\u1ed1 ph\u1ea3i c\u00f3 trong m\u1ecdi ghi ch\u00fa Inox<\/a><\/li>\n<li><a href=\"#toc-1-cau-truc-ghi-chu-khuyen-nghi-cho-bom-va-khung-vat-\">C\u1ea5u tr\u00fac ghi ch\u00fa khuy\u1ebfn ngh\u1ecb cho BOM v\u00e0 khung v\u1eadt li\u1ec7u<\/a><\/li>\n<li><a href=\"#toc-2-he-tieu-chuan-va-cach-goi-ten-tranh-lech-song-giua\">H\u1ec7 ti\u00eau chu\u1ea9n v\u00e0 c\u00e1ch g\u1ecdi t\u00ean: tr\u00e1nh \u201cl\u1ec7ch s\u00f3ng\u201d gi\u1eefa AISI\/JIS\/EN<\/a><\/li>\n<li><a href=\"#toc-3-ghi-kich-thuoc-dung-sai-do-phangthang-dung-chuan\">Ghi k\u00edch th\u01b0\u1edbc, dung sai, \u0111\u1ed9 ph\u1eb3ng\/th\u1eb3ng \u0111\u00fang chu\u1ea9n<\/a><\/li>\n<li><a href=\"#toc-4-hoan-thien-be-mat-do-nham-va-bao-ve\">Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, \u0111\u1ed9 nh\u00e1m v\u00e0 b\u1ea3o v\u1ec7<\/a><\/li>\n<li><a href=\"#toc-5-kiem-tra-chung-chi-va-truy-xuat\">Ki\u1ec3m tra, ch\u1ee9ng ch\u1ec9 v\u00e0 truy xu\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-6-nhung-loi-ghi-chu-pho-bien-va-cach-sua\">Nh\u1eefng l\u1ed7i ghi ch\u00fa ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch s\u1eeda<\/a><\/li>\n<li><a href=\"#toc-7-mau-ghi-chu-chuan-hoa-theo-tung-nhom-san-pham\">M\u1eabu ghi ch\u00fa chu\u1ea9n h\u00f3a theo t\u1eebng nh\u00f3m s\u1ea3n ph\u1ea9m<\/a><\/li>\n<li><a href=\"#toc-8-luu-y-thuc-te-thi-truong-viet-nam-de-ghi-cho-dung-\">L\u01b0u \u00fd th\u1ef1c t\u1ebf th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam \u0111\u1ec3 ghi cho \u201c\u0111\u00fang h\u00e0ng-c\u00f3 s\u1eb5n\u201d<\/a><\/li>\n<li><a href=\"#toc-9-checklist-12-diem-ghi-inox-tren-ban-ve-truoc-khi-p\">Checklist 12 \u0111i\u1ec3m ghi inox tr\u00ean b\u1ea3n v\u1ebd tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh<\/a><\/li>\n<li><a href=\"#toc-10-quy-trinh-lam-viec-voi-nha-cung-cap-de-giu-dung-y-\">Quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p \u0111\u1ec3 gi\u1eef \u0111\u00fang \u00fd \u0111\u1ed3<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong mua s\u1eafm c\u00f4ng nghi\u1ec7p, m\u1ed9t b\u1ea3n v\u1ebd ghi thi\u1ebfu ho\u1eb7c m\u01a1 h\u1ed3 v\u1ec1 Inox th\u01b0\u1eddng d\u1eabn t\u1edbi giao sai m\u00e1c, sai b\u1ec1 m\u1eb7t ho\u1eb7c dung sai, k\u00e9o d\u00e0i ti\u1ebfn \u0111\u1ed9 v\u00e0 t\u0103ng chi ph\u00ed. B\u00e0i vi\u1ebft n\u00e0y l\u00e0 h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 ghi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Inox trong b\u1ea3n v\u1ebd sao cho nh\u00e0 cung c\u1ea5p hi\u1ec3u \u0111\u00fang \u00fd \u0111\u1ed3 thi\u1ebft k\u1ebf v\u00e0 ch\u00e0o \u0111\u00fang h\u00e0ng ngay t\u1eeb l\u1ea7n \u0111\u1ea7u. Ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n thi\u1ebft y\u1ebfu trong C\u1ea9m nang Mua h\u00e0ng Inox d\u00e0nh cho doanh nghi\u1ec7p, \u0111\u1ea1i l\u00fd v\u00e0 k\u1ef9 s\u01b0, nh\u01b0ng b\u00e0i vi\u1ebft \u0111\u1ee9ng \u0111\u1ed9c l\u1eadp v\u00e0 \u0111i th\u1eb3ng v\u00e0o c\u00e1ch l\u00e0m chu\u1ea9n.<\/p>\n<h2 id=\"toc-0-nguyen-tac-cot-loi-8-yeu-to-phai-co-trong-moi-ghi-\"><span class=\"ez-toc-section\" id=\"Nguyen_tac_cot_loi_8_yeu_to_phai_co_trong_moi_ghi_chu_Inox\"><\/span>Nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i: 8 y\u1ebfu t\u1ed1 ph\u1ea3i c\u00f3 trong m\u1ecdi ghi ch\u00fa Inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Lu\u00f4n m\u00f4 t\u1ea3 v\u1eadt li\u1ec7u b\u1eb1ng b\u1ed9 th\u00f4ng tin t\u1ed1i thi\u1ec3u sau:<br \/>\n1) M\u00e1c v\u00e0 h\u1ec7 k\u00fd hi\u1ec7u chu\u1ea9n h\u00f3a<br \/>\n&#8211; Ghi song song AISI\/UNS ho\u1eb7c EN \u0111\u1ec3 tr\u00e1nh m\u01a1 h\u1ed3. V\u00ed d\u1ee5: AISI 304L (UNS S30403), EN 1.4307.<br \/>\n&#8211; Tr\u00e1nh ghi m\u1ed7i \u201cSUS304\u201d ho\u1eb7c \u201cInox 304\u201d v\u00ec kh\u00f4ng n\u00eau r\u00f5 ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng.<\/p>\n<p>2) Ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m (product standard)<br \/>\n&#8211; T\u1ea5m\/cu\u1ed9n: ASTM A240 + y\u00eau c\u1ea7u chung A480 ho\u1eb7c EN 10088-2 [1][2].<br \/>\n&#8211; \u1ed0ng c\u00f4ng nghi\u1ec7p: ASTM A312 (\u1ed1ng ch\u1ecbu \u00e1p), \u1ed0ng trao \u0111\u1ed5i nhi\u1ec7t: A269\/A213, \u1ed0ng c\u01a1 kh\u00ed\/trang tr\u00ed: A554 [3][4].<br \/>\n&#8211; Thanh\/bi\u00ean d\u1ea1ng: ASTM A276\/A479, y\u00eau c\u1ea7u chung A484 [5].<\/p>\n<p>3) D\u1ea1ng s\u1ea3n ph\u1ea9m v\u00e0 tr\u1ea1ng th\u00e1i<br \/>\n&#8211; Sheet\/plate\/coil; \u1ed1ng h\u00e0n (Welded) hay kh\u00f4ng h\u00e0n (Seamless); thanh tr\u00f2n\/vu\u00f4ng; d\u00e2y.<br \/>\n&#8211; \u0110i\u1ec1u ki\u1ec7n nhi\u1ec7t luy\u1ec7n: Annealed (gi\u1ea3m \u1ee9ng su\u1ea5t\/\u1ee7), Temper (1\/2H, Spring) n\u1ebfu c\u00f3.<\/p>\n<p>4) K\u00edch th\u01b0\u1edbc danh ngh\u0129a v\u00e0 \u0111\u01a1n v\u1ecb<br \/>\n&#8211; T\u1ea5m: d\u00e0y \u00d7 r\u1ed9ng \u00d7 d\u00e0i (v\u00ed d\u1ee5: 3.0 \u00d7 1219 \u00d7 2438 mm).<br \/>\n&#8211; \u1ed0ng: OD \u00d7 WT (v\u00ed d\u1ee5: 50.8 \u00d7 1.5 mm) ho\u1eb7c theo danh \u0111\u1ecbnh\/Schedule theo ASME B36.19M (v\u00ed d\u1ee5: 2&#8243; Sch10S) [6].<br \/>\n&#8211; Thanh: \u0111\u01b0\u1eddng k\u00ednh\/ti\u1ebft di\u1ec7n v\u00e0 chi\u1ec1u d\u00e0i.<\/p>\n<p>5) Dung sai v\u00e0 c\u1ea5p ph\u1eb3ng\/th\u1eb3ng<br \/>\n&#8211; T\u1ea5m: theo ASTM A480 (\u0111\u1ed9 d\u00e0y\/kh\u1ed5\/\u0111\u1ed9 ph\u1eb3ng), n\u00eau c\u1ea5p Flatness n\u1ebfu c\u1ea7n.<br \/>\n&#8211; \u1ed0ng: dung sai OD\/WT\/\u0111\u1ed9 \u00f4van theo A312\/A269\/A554 t\u01b0\u01a1ng \u1ee9ng.<br \/>\n&#8211; Thanh: theo ASTM A484 ho\u1eb7c ISO 286 (h9\/h10) n\u1ebfu y\u00eau c\u1ea7u l\u1eafp ch\u00ednh x\u00e1c.<\/p>\n<p>6) Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1ed9 nh\u00e1m<br \/>\n&#8211; T\u1ea5m: 2B, BA, No.4 (180\/240#), Hairline (HL), No.8 g\u01b0\u01a1ng; ghi lu\u00f4n h\u01b0\u1edbng v\u00e2n v\u00e0 phim b\u1ea3o v\u1ec7 (PVC\/PE) [7].<br \/>\n&#8211; \u1ed0ng: \u0111\u00e1nh b\u00f3ng 180\/240\/320#, n\u1ed9i\/ngo\u1ea1i; ho\u1eb7c y\u00eau c\u1ea7u Ra (v\u00ed d\u1ee5: Ra \u2264 0.8 \u00b5m).<br \/>\n&#8211; Bi\u1ebfn \u0111\u1ed5i b\u1ec1 m\u1eb7t sau gia c\u00f4ng: t\u1ea9y g\u1ec9\/Passivation theo ASTM A967 n\u1ebfu y\u00eau c\u1ea7u [8].<br \/>\n&#8211; K\u00fd hi\u1ec7u \u0111\u1ed9 nh\u00e1m tr\u00ean b\u1ea3n v\u1ebd theo ISO 1302 khi c\u00f3 y\u00eau c\u1ea7u Ra c\u1ee5 th\u1ec3.<\/p>\n<p>7) Ki\u1ec3m tra, ch\u1ee9ng ch\u1ec9, truy xu\u1ea5t<br \/>\n&#8211; Y\u00eau c\u1ea7u MTC 3.1 theo EN 10204 v\u1edbi s\u1ed1 heat\/lot tr\u00ean t\u1eebng b\u00f3 [9].<br \/>\n&#8211; \u1ed0ng ch\u1ecbu \u00e1p: th\u1eed th\u1ee7y l\u1ef1c\/EDdy current theo ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u1ee9ng.<br \/>\n&#8211; PMI (ki\u1ec3m \u0111\u1ecbnh nhanh th\u00e0nh ph\u1ea7n) cho l\u00f4 quan tr\u1ecdng; IGC test (ASTM A262) n\u1ebfu lo ng\u1ea1i nh\u1ea1y c\u1ea3m \u0103n m\u00f2n tinh gi\u1edbi.<\/p>\n<p>8) \u0110i\u1ec1u ki\u1ec7n giao h\u00e0ng v\u00e0 ngu\u1ed3n<br \/>\n&#8211; Y\u00eau c\u1ea7u th\u01b0\u01a1ng hi\u1ec7u\/xu\u1ea5t x\u1ee9 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c (v\u00ed d\u1ee5: POSCO\/VNS\/Thyssen\/Outokumpu ho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng).<br \/>\n&#8211; Th\u1eddi h\u1ea1n giao, \u0111\u00f3ng g\u00f3i, nh\u00e3n m\u00e1c, b\u1ea3o v\u1ec7 c\u1ea1nh\/bo m\u00e9p.<\/p>\n<h2 id=\"toc-1-cau-truc-ghi-chu-khuyen-nghi-cho-bom-va-khung-vat-\"><span class=\"ez-toc-section\" id=\"Cau_truc_ghi_chu_khuyen_nghi_cho_BOM_va_khung_vat_lieu\"><\/span>C\u1ea5u tr\u00fac ghi ch\u00fa khuy\u1ebfn ngh\u1ecb cho BOM v\u00e0 khung v\u1eadt li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>M\u1ed9t d\u00f2ng ghi ch\u00fa v\u1eadt li\u1ec7u hi\u1ec7u qu\u1ea3 n\u00ean c\u00f3 th\u1ee9 t\u1ef1:<br \/>\n[Form] \u2013 [Standard] \u2013 [Grade\/UNS] \u2013 [Size] \u2013 [Finish\/Condition] \u2013 [Tolerances] \u2013 [Tests\/Docs] \u2013 [Notes]<\/p>\n<p>V\u00ed d\u1ee5 t\u1ed1t (t\u1ea5m):<br \/>\n&#8211; Sheet \u2013 ASTM A240\/A480 \u2013 304L (UNS S30403) \u2013 t=3.0 \u00d7 1219 \u00d7 2438 mm \u2013 Finish 2B + PE one side \u2013 Flatness per A480 Class \u201cFF\u201d \u2013 MTC EN 10204 3.1 \u2013 Slit &#038; deburred edges.<\/p>\n<p>V\u00ed d\u1ee5 t\u1ed1t (\u1ed1ng ch\u1ecbu \u00e1p):<br \/>\n&#8211; Pipe \u2013 ASTM A312 \u2013 TP316L \u2013 2&#8243; Sch10S \u2013 Beveled ends \u2013 Hydrotest per A312 \u2013 Pickled &#038; passivated ASTM A967 \u2013 MTC 3.1 \u2013 ASME B36.19M size basis.<\/p>\n<p>V\u00ed d\u1ee5 t\u1ed1t (\u1ed1ng c\u01a1 kh\u00ed\/trang tr\u00ed):<br \/>\n&#8211; Tube \u2013 ASTM A554 \u2013 304 \u2013 OD 38.1 \u00d7 WT 1.2 mm \u2013 Polished 240# OD, Ra \u2264 0.8 \u00b5m \u2013 TIG welded, bead rolled \u2013 Cut length 6,000 \u00b12 mm \u2013 PMI on first lot \u2013 PE caps.<\/p>\n<p>V\u00ed d\u1ee5 t\u1ed1t (thanh tr\u00f2n):<br \/>\n&#8211; Bar \u2013 ASTM A276\/A484 \u2013 303 (UNS S30300) \u2013 \u00d820 mm \u00d7 3,000 mm \u2013 Tolerance h9 \u2013 Cold drawn \u2013 MTC 3.1.<\/p>\n<h2 id=\"toc-2-he-tieu-chuan-va-cach-goi-ten-tranh-lech-song-giua\"><span class=\"ez-toc-section\" id=\"He_tieu_chuan_va_cach_goi_ten_tranh_%E2%80%9Clech_song%E2%80%9D_giua_AISIJISEN\"><\/span>H\u1ec7 ti\u00eau chu\u1ea9n v\u00e0 c\u00e1ch g\u1ecdi t\u00ean: tr\u00e1nh \u201cl\u1ec7ch s\u00f3ng\u201d gi\u1eefa AISI\/JIS\/EN<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00e1c v\u1eadt li\u1ec7u:<br \/>\n  &#8211; 304 = UNS S30400; 304L = S30403; 316L = S31603; 430 = S43000; 201 = S20100. B\u1ed5 sung EN: 1.4301 (304), 1.4307 (304L), 1.4404 (316L) [10].<br \/>\n&#8211; Ti\u00eau chu\u1ea9n theo d\u1ea1ng s\u1ea3n ph\u1ea9m:<br \/>\n  &#8211; T\u1ea5m\/strip\/plate: ASTM A240 (+y\/c chung A480); EN 10088-2; JIS G4304 (plate)\/G4305 (sheet\/strip) [1][2].<br \/>\n  &#8211; \u1ed0ng: ASTM A312 (\u1ed1ng ch\u1ecbu \u00e1p), A269\/A213 (\u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t), A554 (\u1ed1ng c\u01a1 kh\u00ed\/trang tr\u00ed) [3][4].<br \/>\n  &#8211; Thanh\/bi\u00ean d\u1ea1ng: ASTM A276\/A479, y\u00eau c\u1ea7u chung A484 [5].<br \/>\n&#8211; K\u00edch th\u01b0\u1edbc \u1ed1ng danh \u0111\u1ecbnh:<br \/>\n  &#8211; D\u00f9ng ASME B36.19M cho inox: DN\/NPS v\u00e0 Schedule (Sch5S\/10S\/40S\u2026) \u0111\u1ec3 lo\u1ea1i b\u1ecf nh\u1eadp nh\u1eb1ng gi\u1eefa OD v\u00e0 NB [6].<\/p>\n<h2 id=\"toc-3-ghi-kich-thuoc-dung-sai-do-phangthang-dung-chuan\"><span class=\"ez-toc-section\" id=\"Ghi_kich_thuoc_dung_sai_do_phangthang_dung_chuan\"><\/span>Ghi k\u00edch th\u01b0\u1edbc, dung sai, \u0111\u1ed9 ph\u1eb3ng\/th\u1eb3ng \u0111\u00fang chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Tamplatecoil\"><\/span>T\u1ea5m\/plate\/coil<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; K\u00edch th\u01b0\u1edbc: ghi ch\u00ednh x\u00e1c \u0111\u1ed9 d\u00e0y danh ngh\u0129a t v\u00e0 kh\u1ed5\/chi\u1ec1u d\u00e0i ti\u00eau chu\u1ea9n (1219 \u00d7 2438 mm; 1500 \u00d7 3000 mm l\u00e0 ph\u1ed5 bi\u1ebfn t\u1ea1i VN).<br \/>\n&#8211; Dung sai: tham chi\u1ebfu ASTM A480 cho \u0111\u1ed9 d\u00e0y, chi\u1ec1u r\u1ed9ng\/d\u00e0i v\u00e0 \u0111\u1ed9 ph\u1eb3ng; ch\u1ec9 r\u00f5 c\u1ea5p Flatness n\u1ebfu y\u00eau c\u1ea7u c\u00e1n ph\u1eb3ng cao.<br \/>\n&#8211; M\u00e9p: Mill edge\/Slit edge; y\u00eau c\u1ea7u bo c\u1ea1nh (deburred) n\u1ebfu an to\u00e0n c\u00f4ng nh\u00e2n\/\u0111u\u00f4i r\u00e1ch l\u00e0 v\u1ea5n \u0111\u1ec1.<br \/>\n&#8211; Cu\u1ed9n: ghi kh\u1ed5, \u0111\u1ed9 d\u00e0y, tr\u1ecdng l\u01b0\u1ee3ng\/cu\u1ed9n, l\u00f5i ID 508\/610 mm.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ongpipetube\"><\/span>\u1ed0ng\/pipe\/tube<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Ch\u1ecbu \u00e1p\/l\u00f2 h\u01a1i: d\u00f9ng NB + Schedule (v\u00ed d\u1ee5 3&#8243; Sch40S) theo ASME B36.19M; n\u00eau Seamless\/Welded, t\u00ecnh tr\u1ea1ng pickled &#038; passivated, ki\u1ec3u \u0111\u1ea7u (Plain\/Bevel).<br \/>\n&#8211; Trao \u0111\u1ed5i nhi\u1ec7t: theo A269\/A213, ghi OD \u00d7 WT, chi\u1ec1u d\u00e0i, ovality, ki\u1ec3m tra eddy current\/hydrotest n\u1ebfu y\u00eau c\u1ea7u.<br \/>\n&#8211; C\u01a1 kh\u00ed\/trang tr\u00ed: theo A554, ghi OD \u00d7 WT \u00d7 chi\u1ec1u d\u00e0i, c\u1ea5p \u0111\u00e1nh b\u00f3ng (180\/240\/320#) v\u00e0 Ra m\u1ee5c ti\u00eau; n\u1ebfu c\u1ea7n u\u1ed1n, y\u00eau c\u1ea7u bead rolled ho\u1eb7c bead removed \u0111\u1ec3 tr\u00e1nh n\u1ee9t t\u1ea1i seam.<br \/>\n&#8211; Dung sai: d\u1eabn chi\u1ebfu \u0111i\u1ec1u kho\u1ea3n dung sai trong ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u1ee9ng (A312\/A269\/A554).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thanhbien_dang\"><\/span>Thanh\/bi\u00ean d\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110\u01b0\u1eddng k\u00ednh\/ti\u1ebft di\u1ec7n v\u00e0 chi\u1ec1u d\u00e0i; n\u1ebfu l\u1eafp gh\u00e9p ch\u00ednh x\u00e1c, n\u00eau c\u1ea5p dung sai theo ISO 286 (h9\/h10) ho\u1eb7c y\u00eau c\u1ea7u ASTM A484.<br \/>\n&#8211; Th\u1eb3ng: y\u00eau c\u1ea7u straightness (mm\/m) n\u1ebfu d\u00f9ng cho tr\u1ee5c\/d\u1eabn h\u01b0\u1edbng.<\/p>\n<h2 id=\"toc-4-hoan-thien-be-mat-do-nham-va-bao-ve\"><span class=\"ez-toc-section\" id=\"Hoan_thien_be_mat_do_nham_va_bao_ve\"><\/span>Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, \u0111\u1ed9 nh\u00e1m v\u00e0 b\u1ea3o v\u1ec7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; T\u1ea5m:<br \/>\n  &#8211; 2B: c\u00e1n ngu\u1ed9i, b\u1ec1 m\u1eb7t m\u1edd m\u1ecbn cho gia c\u00f4ng ti\u1ebfp; BA: b\u00f3ng s\u00e1ng t\u1eeb \u1ee7 g\u01b0\u01a1ng; No.4: ch\u1ea3i x\u01b0\u1edbc (th\u01b0\u1eddng 180\/240#); Hairline: v\u00e2n d\u00e0i; No.8: g\u01b0\u01a1ng [7].<br \/>\n  &#8211; Ghi h\u01b0\u1edbng v\u00e2n so v\u1edbi chi\u1ec1u d\u00e0i t\u1ea5m khi y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 \u0111\u1ed3ng nh\u1ea5t.<br \/>\n  &#8211; Film b\u1ea3o v\u1ec7: PE\/PVC m\u1ed9t m\u1eb7t, n\u00eau \u0111\u1ed9 d\u00e0y\/lo\u1ea1i keo n\u1ebfu s\u01a1n\/laser sau n\u00e0y.<br \/>\n&#8211; \u1ed0ng:<br \/>\n  &#8211; \u0110\u00e1nh b\u00f3ng b\u00ean ngo\u00e0i (v\u00e0 b\u00ean trong v\u1edbi \u1ed1ng vi sinh); ghi Ra m\u1ee5c ti\u00eau khi c\u1ea7n d\u1ec5 v\u1ec7 sinh\/vi sinh (v\u00ed d\u1ee5 Ra \u2264 0.8 \u00b5m).<br \/>\n  &#8211; \u1ee8ng d\u1ee5ng vi sinh: c\u00e2n nh\u1eafc ASME BPE cho y\u00eau c\u1ea7u h\u00e0n, b\u1ec1 m\u1eb7t, l\u00e0m s\u1ea1ch.<br \/>\n&#8211; Passivation v\u00e0 t\u1ea9y g\u1ec9:<br \/>\n  &#8211; Sau h\u00e0n\/c\u1eaft plasma\/n\u1eafn ch\u1ec9nh, y\u00eau c\u1ea7u pickling &#038; passivation theo ASTM A967 \u0111\u1ec3 ph\u1ee5c h\u1ed3i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n [8].<br \/>\n&#8211; K\u00fd hi\u1ec7u \u0111\u1ed9 nh\u00e1m:<br \/>\n  &#8211; D\u00f9ng k\u00fd hi\u1ec7u theo ISO 1302 tr\u00ean b\u1ec1 m\u1eb7t ch\u1ee9c n\u0103ng; ghi r\u00f5 ph\u01b0\u01a1ng ph\u00e1p \u0111o (Ra) v\u00e0 v\u1ecb tr\u00ed \u0111o.<\/p>\n<h2 id=\"toc-5-kiem-tra-chung-chi-va-truy-xuat\"><span class=\"ez-toc-section\" id=\"Kiem_tra_chung_chi_va_truy_xuat\"><\/span>Ki\u1ec3m tra, ch\u1ee9ng ch\u1ec9 v\u00e0 truy xu\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ch\u1ee9ng ch\u1ec9: y\u00eau c\u1ea7u EN 10204 3.1 ghi \u0111\u1ee7 th\u00e0nh ph\u1ea7n, c\u01a1 l\u00fd, nhi\u1ec7t luy\u1ec7n, ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng; y\u00eau c\u1ea7u nh\u00e0 s\u1ea3n xu\u1ea5t\/heat number in tr\u00ean nh\u00e3n [9].<br \/>\n&#8211; Ki\u1ec3m tra:<br \/>\n  &#8211; PMI (XRF) cho h\u1ea1ng m\u1ee5c quan tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t khi ph\u00e2n bi\u1ec7t 304\/316\/201\/430 ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng.<br \/>\n  &#8211; \u1ed0ng ch\u1ecbu \u00e1p: th\u1ee7y l\u1ef1c 100% ho\u1eb7c NDE theo A312; \u1ed0ng trao \u0111\u1ed5i nhi\u1ec7t: eddy current theo A269.<br \/>\n  &#8211; \u0102n m\u00f2n tinh gi\u1edbi: ASTM A262 Practice E cho c\u00e1c h\u1ea1ng m\u1ee5c ch\u1ecbu m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t sau h\u00e0n (n\u1ebfu d\u00f9ng 304\/316 kh\u00f4ng \u201cL\u201d).<br \/>\n&#8211; Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn: n\u00eau r\u00f5 s\u1ed1 l\u01b0\u1ee3ng m\u1eabu, m\u1ee9c c\u1eaft, v\u00e0 t\u00e0i li\u1ec7u nghi\u1ec7m thu k\u00e8m theo l\u00f4 h\u00e0ng.<\/p>\n<h2 id=\"toc-6-nhung-loi-ghi-chu-pho-bien-va-cach-sua\"><span class=\"ez-toc-section\" id=\"Nhung_loi_ghi_chu_pho_bien_va_cach_sua\"><\/span>Nh\u1eefng l\u1ed7i ghi ch\u00fa ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch s\u1eeda<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ghi \u201cSUS304 t\u1ea5m 3ly\u201d \u2192 M\u01a1 h\u1ed3 v\u1ec1 ti\u00eau chu\u1ea9n, dung sai, b\u1ec1 m\u1eb7t.<br \/>\n  &#8211; S\u1eeda: \u201cSheet \u2013 ASTM A240\/A480 \u2013 304L \u2013 t=3.0 \u00d7 1219 \u00d7 2438 mm \u2013 Finish 2B + PE 1 side \u2013 Flatness per A480 \u2013 MTC 3.1.\u201d<br \/>\n&#8211; Ghi \u201c\u1ed0ng 304 phi 34 d\u00e0y 2\u201d \u2192 Kh\u00f4ng r\u00f5 \u1ed1ng ch\u1ecbu \u00e1p hay c\u01a1 kh\u00ed, dung sai, \u0111\u00e1nh b\u00f3ng.<br \/>\n  &#8211; S\u1eeda (\u1ed1ng c\u01a1 kh\u00ed): \u201cTube \u2013 ASTM A554 \u2013 304 \u2013 OD 34.0 \u00d7 WT 2.0 mm \u2013 Polished 240# OD \u2013 Cut length 6,000 \u00b12 mm \u2013 PMI FA.\u201d<br \/>\n  &#8211; S\u1eeda (\u1ed1ng ch\u1ecbu \u00e1p): \u201cPipe \u2013 ASTM A312 \u2013 TP304L \u2013 1&#8243; Sch10S \u2013 Pickled &#038; passivated \u2013 Beveled ends \u2013 Hydrotest.\u201d<br \/>\n&#8211; Ghi \u201cInox 316\u201d cho chi ti\u1ebft h\u00e0n \u2192 C\u00f3 nguy c\u01a1 nh\u1ea1y c\u1ea3m \u0103n m\u00f2n n\u1ebfu kh\u00f4ng d\u00f9ng \u201cL\u201d.<br \/>\n  &#8211; S\u1eeda: y\u00eau c\u1ea7u 316L (UNS S31603) khi c\u00f3 h\u00e0n; ho\u1eb7c n\u00eau r\u00f5 x\u1eed l\u00fd sau h\u00e0n.<\/p>\n<h2 id=\"toc-7-mau-ghi-chu-chuan-hoa-theo-tung-nhom-san-pham\"><span class=\"ez-toc-section\" id=\"Mau_ghi_chu_chuan_hoa_theo_tung_nhom_san_pham\"><\/span>M\u1eabu ghi ch\u00fa chu\u1ea9n h\u00f3a theo t\u1eebng nh\u00f3m s\u1ea3n ph\u1ea9m<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; T\u1ea5m BA cho v\u1ecf m\u00e1y:<br \/>\n  &#8211; Sheet \u2013 ASTM A240\/A480 \u2013 304 \u2013 t=1.0 \u00d7 1219 \u00d7 2438 mm \u2013 Finish BA + PVC laser film \u2013 Grain along 2438 \u2013 Flatness commercial \u2013 MTC 3.1.<br \/>\n&#8211; T\u1ea5m d\u00e0y cho b\u00edch:<br \/>\n  &#8211; Plate \u2013 ASTM A240\/A480 \u2013 316L \u2013 t=12 mm \u00d7 1500 \u00d7 3000 mm \u2013 1D pickled \u2013 Flatness per A480 Class \u201cS\u201d \u2013 MTC 3.1 \u2013 No lamination.<br \/>\n&#8211; \u1ed0ng vi sinh c\u1ea5p th\u1ef1c ph\u1ea9m:<br \/>\n  &#8211; Tube \u2013 ASTM A269 \u2013 316L \u2013 OD 25.4 \u00d7 WT 1.65 mm \u2013 ID\/OD polished, Ra ID \u2264 0.8 \u00b5m \u2013 Bead removed \u2013 Pickled &#038; passivated ASTM A967 \u2013 Ends capped \u2013 MTC 3.1.<br \/>\n&#8211; \u1ed0ng c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1eddng k\u00ednh l\u1edbn:<br \/>\n  &#8211; Pipe \u2013 ASTM A312 \u2013 TP304L \u2013 6&#8243; Sch10S \u2013 Longitudinal welded, bead rolled \u2013 Pickled \u2013 Beveled ends \u2013 Hydrotest per A312 \u2013 Dimensions per ASME B36.19M \u2013 MTC 3.1.<br \/>\n&#8211; Thanh ti\u1ec7n gia c\u00f4ng:<br \/>\n  &#8211; Bar \u2013 ASTM A276\/A484 \u2013 303 \u2013 \u00d830 mm \u00d7 3,000 mm \u2013 Cold drawn \u2013 Tolerance h9 \u2013 Straightness 0.5 mm\/m \u2013 MTC 3.1.<\/p>\n<h2 id=\"toc-8-luu-y-thuc-te-thi-truong-viet-nam-de-ghi-cho-dung-\"><span class=\"ez-toc-section\" id=\"Luu_y_thuc_te_thi_truong_Viet_Nam_de_ghi_cho_%E2%80%9Cdung_hang-co_san%E2%80%9D\"><\/span>L\u01b0u \u00fd th\u1ef1c t\u1ebf th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam \u0111\u1ec3 ghi cho \u201c\u0111\u00fang h\u00e0ng-c\u00f3 s\u1eb5n\u201d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Kh\u1ed5 ti\u00eau chu\u1ea9n ph\u1ed5 bi\u1ebfn: 1219 \u00d7 2438 mm (4&#8242; \u00d7 8&#8242;), 1219 \u00d7 3048\/3000 mm, 1500 \u00d7 3000 mm. Ghi c\u00e1c kh\u1ed5 n\u00e0y gi\u00fap r\u00fat ng\u1eafn lead time.<br \/>\n&#8211; M\u00e1c s\u1eb5n h\u00e0ng: 201 (trang tr\u00ed\/kinh t\u1ebf), 304\/304L (\u0111a d\u1ee5ng), 316L (m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n cao), 430 (t\u1eeb t\u00ednh, kinh t\u1ebf).<br \/>\n&#8211; B\u1ec1 m\u1eb7t s\u1eb5n h\u00e0ng: 2B, BA, No.4 (180\/240#), HL; No.8 g\u01b0\u01a1ng v\u00e0 1500-mm BA\/HL c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1eb7t tr\u01b0\u1edbc.<br \/>\n&#8211; \u1ed0ng: ASTM A554 (c\u01a1 kh\u00ed\/trang tr\u00ed) r\u1ea5t ph\u1ed5 bi\u1ebfn; \u1ed0ng A312 Sch10S\/40S c\u00f3 s\u1eb5n c\u1ee1 th\u00f4ng d\u1ee5ng, c\u1ee1 \u0111\u1eb7c th\u00f9 c\u1ea7n \u0111\u1eb7t.<br \/>\n&#8211; Ghi r\u00f5 \u201c304L\/316L\u201d thay v\u00ec 304\/316 n\u1ebfu c\u00f3 h\u00e0n; nhi\u1ec1u nh\u00e0 cung c\u1ea5p m\u1eb7c \u0111\u1ecbnh 304 th\u01b0\u1eddng n\u1ebfu kh\u00f4ng ch\u1ec9 r\u00f5.<br \/>\n&#8211; N\u1ebfu c\u1ea7n th\u01b0\u01a1ng hi\u1ec7u\/ngu\u1ed3n c\u1ee5 th\u1ec3 (POSCO, TISCO, JFE, Outokumpu\u2026), h\u00e3y ghi \u201cho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng\u201d v\u00e0 y\u00eau c\u1ea7u MTC 3.1 \u0111\u1ec3 ki\u1ec3m ch\u1ee9ng.<\/p>\n<h2 id=\"toc-9-checklist-12-diem-ghi-inox-tren-ban-ve-truoc-khi-p\"><span class=\"ez-toc-section\" id=\"Checklist_12_diem_ghi_inox_tren_ban_ve_truoc_khi_phat_hanh\"><\/span>Checklist 12 \u0111i\u1ec3m ghi inox tr\u00ean b\u1ea3n v\u1ebd tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; [ ] M\u00e1c + UNS\/EN (v\u00ed d\u1ee5 304L \u2013 S30403 \u2013 EN 1.4307)<br \/>\n&#8211; [ ] Ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m (A240\/A312\/A554\/\u2026)<br \/>\n&#8211; [ ] D\u1ea1ng s\u1ea3n ph\u1ea9m (sheet\/plate\/coil\/pipe\/tube\/bar) v\u00e0 tr\u1ea1ng th\u00e1i (annealed\/temper)<br \/>\n&#8211; [ ] K\u00edch th\u01b0\u1edbc + \u0111\u01a1n v\u1ecb nh\u1ea5t qu\u00e1n (OD \u00d7 WT; t \u00d7 W \u00d7 L)<br \/>\n&#8211; [ ] Dung sai tham chi\u1ebfu ti\u00eau chu\u1ea9n; c\u1ea5p ph\u1eb3ng\/th\u1eb3ng n\u1ebfu c\u1ea7n<br \/>\n&#8211; [ ] Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t; Ra; h\u01b0\u1edbng v\u00e2n; phim b\u1ea3o v\u1ec7<br \/>\n&#8211; [ ] M\u00e9p\/c\u1ea1nh (slit\/deburred), \u0111\u1ea7u \u1ed1ng (plain\/bevel\/caps)<br \/>\n&#8211; [ ] X\u1eed l\u00fd b\u1ec1 m\u1eb7t sau gia c\u00f4ng (pickling\/passivation)<br \/>\n&#8211; [ ] Ki\u1ec3m tra v\u00e0 th\u1eed nghi\u1ec7m (hydrotest\/eddy\/PMI\/IGC)<br \/>\n&#8211; [ ] Ch\u1ee9ng ch\u1ec9 MTC EN 10204 3.1 v\u00e0 truy xu\u1ea5t heat\/lot<br \/>\n&#8211; [ ] \u0110i\u1ec1u ki\u1ec7n \u0111\u00f3ng g\u00f3i\/nh\u00e3n\/ghi s\u1ed1 PO tr\u00ean nh\u00e3n<br \/>\n&#8211; [ ] Ghi ch\u00fa ngu\u1ed3n\/nh\u00e0 SX ch\u1ea5p nh\u1eadn; lead time<\/p>\n<h2 id=\"toc-10-quy-trinh-lam-viec-voi-nha-cung-cap-de-giu-dung-y-\"><span class=\"ez-toc-section\" id=\"Quy_trinh_lam_viec_voi_nha_cung_cap_de_giu_dung_y_do\"><\/span>Quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p \u0111\u1ec3 gi\u1eef \u0111\u00fang \u00fd \u0111\u1ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; G\u1eedi g\u00f3i RFQ \u0111\u1ea7y \u0111\u1ee7: b\u1ea3n v\u1ebd + BOM theo c\u1ea5u tr\u00fac tr\u00ean + ti\u00eau ch\u00ed nghi\u1ec7m thu.<br \/>\n&#8211; Y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p x\u00e1c nh\u1eadn b\u1eb1ng v\u0103n b\u1ea3n m\u1ecdi sai kh\u00e1c (deviation) tr\u01b0\u1edbc khi ch\u00e0o gi\u00e1.<br \/>\n&#8211; V\u1edbi b\u1ec1 m\u1eb7t trang tr\u00ed, g\u1eedi m\u1eabu swatch ho\u1eb7c ch\u1ec9 r\u00f5 \u1ea3nh chu\u1ea9n; duy\u1ec7t m\u1eabu tr\u01b0\u1edbc s\u1ea3n xu\u1ea5t lo\u1ea1t.<br \/>\n&#8211; Y\u00eau c\u1ea7u b\u1ea3n scan MTC 3.1 tr\u01b0\u1edbc xu\u1ea5t h\u00e0ng; ki\u1ec3m tra kh\u1edbp s\u1ed1 heat tr\u00ean nh\u00e3n v\u00e0 MTC khi nh\u1eadn.<br \/>\n&#8211; V\u1edbi h\u1ea1ng m\u1ee5c tr\u1ecdng y\u1ebfu, l\u00e0m First Article Inspection (FAI) d\u1ef1a tr\u00ean c\u00e1c ti\u00eau ch\u00ed \u0111\u00e3 ghi.<\/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>Ghi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Inox \u0111\u00fang v\u00e0 \u0111\u1ee7 tr\u00ean b\u1ea3n v\u1ebd kh\u00f4ng ch\u1ec9 l\u00e0 \u201c\u0111i\u1ec1n m\u00e1c v\u1eadt li\u1ec7u\u201d, m\u00e0 l\u00e0 chuy\u1ec3n h\u00f3a \u00fd \u0111\u1ed3 thi\u1ebft k\u1ebf th\u00e0nh b\u1ed9 y\u00eau c\u1ea7u c\u00f3 th\u1ec3 mua \u0111\u01b0\u1ee3c, ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c v\u00e0 giao \u0111\u00fang ngay l\u1ea7n \u0111\u1ea7u. H\u00e3y lu\u00f4n:<br \/>\n&#8211; G\u1eafn m\u00e1c v\u1edbi ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m v\u00e0 UNS\/EN \u0111\u1ec3 lo\u1ea1i b\u1ecf nh\u1eadp nh\u1eb1ng.<br \/>\n&#8211; Ghi r\u00f5 k\u00edch th\u01b0\u1edbc, dung sai, b\u1ec1 m\u1eb7t v\u00e0 x\u1eed l\u00fd sau gia c\u00f4ng ph\u00f9 h\u1ee3p \u1ee9ng d\u1ee5ng.<br \/>\n&#8211; Y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 v\u00e0 ki\u1ec3m tra t\u01b0\u01a1ng x\u1ee9ng v\u1edbi r\u1ee7i ro d\u1ef1 \u00e1n.<\/p>\n<p>C\u1ea7n h\u1ed7 tr\u1ee3 r\u00e0 so\u00e1t b\u1ea3n v\u1ebd ho\u1eb7c mu\u1ed1n nh\u1eadn m\u1eabu ghi ch\u00fa chu\u1ea9n h\u00f3a theo ng\u00e0nh c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u00e0 nh\u1eadn b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t.<br \/>\nHotline: 0343.417.281<br \/>\nEmail: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n<p>Ngu\u1ed3n tham kh\u1ea3o:<br \/>\n[1] ASTM A240\/A480 \u2013 Plate, Sheet and Strip; General Requirements (ASTM International)<br \/>\n[2] EN 10088-2 \u2013 Stainless steels \u2013 Technical delivery conditions for sheet\/plate\/strip<br \/>\n[3] ASTM A312 \u2013 Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes<br \/>\n[4] ASTM A269\/A213\/A554 \u2013 Stainless Steel Tubing Specifications<br \/>\n[5] ASTM A276\/A479\/A484 \u2013 Bars and Shapes; General Requirements<br \/>\n[6] ASME B36.19M \u2013 Stainless Steel Pipe Sizes<br \/>\n[7] ASSDA \u2013 Guide to Stainless Steel Finishes (assda.asn.au)<br \/>\n[8] ASTM A967 \u2013 Chemical Passivation Treatments for Stainless Steel Parts<br \/>\n[9] EN 10204 \u2013 Types of Inspection Documents<br \/>\n[10] BSSA \u2013 Stainless Steel Specifications and 304\/316 Grade Equivalents (bssa.org.uk)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn chu\u1ea9n h\u00f3a c\u00e1ch ghi m\u00e1c, ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc, dung sai, ho\u00e0n thi\u1ec7n v\u00e0 ch\u1ee9ng ch\u1ec9 Inox tr\u00ean b\u1ea3n v\u1ebd \u0111\u1ec3 nh\u00e0 cung c\u1ea5p c\u1ea5p \u0111\u00fang v\u1eadt t\u01b0, \u0111\u00fang \u00fd \u0111\u1ed3.<\/p>\n","protected":false},"author":7,"featured_media":1028,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2446","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\/2446","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=2446"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2446\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1028"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}