{"id":2452,"date":"2026-08-16T00:33:57","date_gmt":"2026-08-15T17:33:57","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/"},"modified":"2026-08-16T00:33:57","modified_gmt":"2026-08-15T17:33:57","slug":"12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/","title":{"rendered":"12 r\u1ee7i ro khi mua b\u00e1n Inox v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3"},"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;2452&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;12 r\u1ee7i ro khi mua b\u00e1n Inox v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3&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       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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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Vi_sao_mua_ban_inox_de_gap_rui_ro\" >V\u00ec sao mua b\u00e1n inox d\u1ec5 g\u1eb7p r\u1ee7i ro?<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#12_rui_ro_thuong_gap_va_cach_phong_tranh\" >12 r\u1ee7i ro th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#1_Nham_hoac_mao_danh_mac_thep_ban_201_thay_cho_304316\" >1) Nh\u1ea7m ho\u1eb7c m\u1ea1o danh m\u00e1c th\u00e9p (b\u00e1n 201 thay cho 304\/316)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#2_Thanh_phan_hoa_hoc_ngoai_chuan_thieu_NiCr_khong_du_Mo\" >2) Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc ngo\u00e0i chu\u1ea9n (thi\u1ebfu Ni\/Cr, kh\u00f4ng \u0111\u1ee7 Mo)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#3_Sai_do_day_va_dung_sai_under-thicknesscrown\" >3) Sai \u0111\u1ed9 d\u00e0y v\u00e0 dung sai (under-thickness\/crown)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#4_Sai_be_matdo_bongnham_2B_BA_No4_HL_No1_guong_8K\" >4) Sai b\u1ec1 m\u1eb7t\/\u0111\u1ed9 b\u00f3ng\/nh\u00e1m (2B, BA, No.4, HL, No.1, g\u01b0\u01a1ng 8K)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#5_Co_tinh_khong_dat_do_ben_keo_chay_gian_dai\" >5) C\u01a1 t\u00ednh kh\u00f4ng \u0111\u1ea1t (\u0111\u1ed9 b\u1ec1n k\u00e9o, ch\u1ea3y, gi\u00e3n d\u00e0i)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#6_Do_phang_cong_venh_camber_lon\" >6) \u0110\u1ed9 ph\u1eb3ng, cong v\u00eanh, camber l\u1edbn<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#7_Nhiem_ban_satCarbon_steel_cross-contamination\" >7) Nhi\u1ec5m b\u1ea9n s\u1eaft\/Carbon steel cross-contamination<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#8_Nham_tieu_chuan_ong_tan_ap_luc_vs_trang_tri\" >8) Nh\u1ea7m ti\u00eau chu\u1ea9n \u1ed1ng t\u1ea5n \u00e1p l\u1ef1c vs trang tr\u00ed<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#9_Sai_kich_thuoc_cuon_IDOD_trong_luong_chieu_quan\" >9) Sai k\u00edch th\u01b0\u1edbc cu\u1ed9n (ID\/OD), tr\u1ecdng l\u01b0\u1ee3ng, chi\u1ec1u qu\u1ea5n<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#10_Giay_to_COCQ_MTC_gia_hoac_khong_nhat_quan\" >10) Gi\u1ea5y t\u1edd CO\/CQ, MTC gi\u1ea3 ho\u1eb7c kh\u00f4ng nh\u1ea5t qu\u00e1n<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#11_Hu_hong_do_dong_goi%E2%80%93van_chuyen_xuoc_mop_ro_muoi\" >11) H\u01b0 h\u1ecfng do \u0111\u00f3ng g\u00f3i\u2013v\u1eadn chuy\u1ec3n (x\u01b0\u1edbc, m\u00f3p, r\u1ed7 mu\u1ed1i)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/inoxcuongthinh.com\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#12_Rui_ro_thuong_mai_gia_bien_dong_Incoterms_thanh_toan_thue\" >12) R\u1ee7i ro th\u01b0\u01a1ng m\u1ea1i: gi\u00e1 bi\u1ebfn \u0111\u1ed9ng, Incoterms, thanh to\u00e1n, thu\u1ebf<\/a><\/li><\/ul><\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Quy_trinh_mua_hang_an_toan_8_buoc_ap_dung_ngay\" >Quy tr\u00ecnh mua h\u00e0ng an to\u00e0n 8 b\u01b0\u1edbc (\u00e1p d\u1ee5ng ngay)<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#SOP_kiem_tra_dau_vao_IQC_15%E2%80%9330_phutlo\" >SOP ki\u1ec3m tra \u0111\u1ea7u v\u00e0o (IQC) 15\u201330 ph\u00fat\/l\u00f4<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Thiet_bi_kiem_tra_nen_co_tai_xuongkho\" >Thi\u1ebft b\u1ecb ki\u1ec3m tra n\u00ean c\u00f3 t\u1ea1i x\u01b0\u1edfng\/kho<\/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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Luu_y_ky_thuat_theo_ung_dung_thuc_te\" >L\u01b0u \u00fd k\u1ef9 thu\u1eadt theo \u1ee9ng d\u1ee5ng 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\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Dau_hieu_%E2%80%9Ccanh_bao_do%E2%80%9D_khi_nhan_bao_gia\" >D\u1ea5u hi\u1ec7u \u201cc\u1ea3nh b\u00e1o \u0111\u1ecf\u201d khi nh\u1eadn b\u00e1o gi\u00e1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/inoxcuongthinh.com\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#Nguon_tieu_chuan_va_tai_lieu_tham_khao\" >Ngu\u1ed3n ti\u00eau chu\u1ea9n v\u00e0 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-22\" href=\"https:\/\/inoxcuongthinh.com\/12-rui-ro-khi-mua-ban-inox-va-cach-phong-tranh-hieu-qua\/#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-mua-ban-inox-de-gap-rui-ro\">V\u00ec sao mua b\u00e1n inox d\u1ec5 g\u1eb7p r\u1ee7i ro?<\/a><\/li>\n<li><a href=\"#toc-1-12-rui-ro-thuong-gap-va-cach-phong-tranh\">12 r\u1ee7i ro th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-2-quy-trinh-mua-hang-an-toan-8-buoc-ap-dung-ngay\">Quy tr\u00ecnh mua h\u00e0ng an to\u00e0n 8 b\u01b0\u1edbc (\u00e1p d\u1ee5ng ngay)<\/a><\/li>\n<li><a href=\"#toc-3-sop-kiem-tra-dau-vao-iqc-1530-phutlo\">SOP ki\u1ec3m tra \u0111\u1ea7u v\u00e0o (IQC) 15\u201330 ph\u00fat\/l\u00f4<\/a><\/li>\n<li><a href=\"#toc-4-thiet-bi-kiem-tra-nen-co-tai-xuongkho\">Thi\u1ebft b\u1ecb ki\u1ec3m tra n\u00ean c\u00f3 t\u1ea1i x\u01b0\u1edfng\/kho<\/a><\/li>\n<li><a href=\"#toc-5-luu-y-ky-thuat-theo-ung-dung-thuc-te\">L\u01b0u \u00fd k\u1ef9 thu\u1eadt theo \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/a><\/li>\n<li><a href=\"#toc-6-dau-hieu-canh-bao-do-khi-nhan-bao-gia\">D\u1ea5u hi\u1ec7u \u201cc\u1ea3nh b\u00e1o \u0111\u1ecf\u201d khi nh\u1eadn b\u00e1o gi\u00e1<\/a><\/li>\n<li><a href=\"#toc-7-nguon-tieu-chuan-va-tai-lieu-tham-khao\">Ngu\u1ed3n ti\u00eau chu\u1ea9n v\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-8-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong chu\u1ed7i \u201cC\u1ea9m nang Mua h\u00e0ng Inox d\u00e0nh cho Doanh nghi\u1ec7p, \u0110\u1ea1i l\u00fd v\u00e0 K\u1ef9 s\u01b0\u201d, ch\u1ee7 \u0111\u1ec1 r\u1ee7i ro l\u00e0 \u0111i\u1ec3m m\u1ea5u ch\u1ed1t \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi. B\u00e0i vi\u1ebft n\u00e0y t\u1eadp trung th\u1eb3ng v\u00e0o nh\u1eefng r\u1ee7i ro th\u01b0\u1eddng g\u1eb7p khi mua b\u00e1n inox t\u1ea1i Vi\u1ec7t Nam v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ngay cho nh\u00e0 x\u01b0\u1edfng, c\u00f4ng tr\u00ecnh v\u00e0 \u0111\u1ea1i l\u00fd.<\/p>\n<h2 id=\"toc-0-vi-sao-mua-ban-inox-de-gap-rui-ro\"><span class=\"ez-toc-section\" id=\"Vi_sao_mua_ban_inox_de_gap_rui_ro\"><\/span>V\u00ec sao mua b\u00e1n inox d\u1ec5 g\u1eb7p r\u1ee7i ro?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ch\u1ee7ng lo\u1ea1i, m\u00e1c th\u00e9p, b\u1ec1 m\u1eb7t r\u1ea5t \u0111a d\u1ea1ng; ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf kh\u00e1c nhau (ASTM, EN, JIS).<br \/>\n&#8211; Ch\u00eanh l\u1ec7ch gi\u00e1 gi\u1eefa c\u00e1c m\u00e1c g\u1ea7n nhau (201, 304, 316) t\u1ea1o \u0111\u1ed9ng l\u1ef1c \u201ctr\u1ed9n\u201d ho\u1eb7c g\u1eafn nh\u00e3n sai.<br \/>\n&#8211; Th\u1ecb tr\u01b0\u1eddng ph\u00e2n m\u1ea3nh: ngu\u1ed3n h\u00e0ng t\u1eeb nhi\u1ec1u nh\u00e0 m\u00e1y, nhi\u1ec1u n\u01b0\u1edbc, ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<br \/>\n&#8211; Nhi\u1ec1u d\u1ef1 \u00e1n thi\u1ebfu \u0111\u1eb7c t\u1ea3 k\u1ef9 thu\u1eadt chu\u1ea9n ngay t\u1eeb RFQ\/PO, d\u1eabn t\u1edbi hi\u1ec3u nh\u1ea7m v\u00e0 giao h\u00e0ng sai.<\/p>\n<h2 id=\"toc-1-12-rui-ro-thuong-gap-va-cach-phong-tranh\"><span class=\"ez-toc-section\" id=\"12_rui_ro_thuong_gap_va_cach_phong_tranh\"><\/span>12 r\u1ee7i ro th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng tr\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Nham_hoac_mao_danh_mac_thep_ban_201_thay_cho_304316\"><\/span>1) Nh\u1ea7m ho\u1eb7c m\u1ea1o danh m\u00e1c th\u00e9p (b\u00e1n 201 thay cho 304\/316)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: Gi\u00e1 ch\u00e0o r\u1ebb b\u1ea5t th\u01b0\u1eddng; kh\u00f4ng xu\u1ea5t \u0111\u01b0\u1ee3c Mill Test Certificate (MTC) 3.1; th\u00f4ng s\u1ed1 Ni, Cr, Mo m\u01a1 h\u1ed3.<br \/>\n&#8211; T\u00e1c h\u1ea1i: \u0102n m\u00f2n nhanh, \u0111\u1eb7c bi\u1ec7t m\u00f4i tr\u01b0\u1eddng \u1ea9m, bi\u1ec3n, h\u00f3a ch\u1ea5t; gi\u1ea3m tu\u1ed5i th\u1ecd, t\u0103ng chi ph\u00ed b\u1ea3o tr\u00ec.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ghi r\u00f5 m\u00e1c v\u00e0 ti\u00eau chu\u1ea9n (v\u00ed d\u1ee5: 304L theo ASTM A240; 316L theo EN 10088-2) trong RFQ\/PO.<br \/>\n  &#8211; Y\u00eau c\u1ea7u MTC 3.1 (EN 10204) c\u00f3 Heat No., th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, c\u01a1 t\u00ednh.<br \/>\n  &#8211; PMI test (XRF) t\u1ea1i kho\/nh\u00e0 x\u01b0\u1edfng; d\u00f9ng Moly drop ki\u1ec3m tra Mo khi ph\u00e2n bi\u1ec7t 304 vs 316.<br \/>\n  &#8211; Nh\u1edb: Nam ch\u00e2m kh\u00f4ng ph\u1ea3i c\u00e1ch x\u00e1c \u0111\u1ecbnh m\u00e1c 304\/316 \u0111\u00e1ng tin; 304 c\u00f3 th\u1ec3 b\u1ecb h\u00fat nh\u1eb9 do bi\u1ebfn c\u1ee9ng\/pha ferit.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Thanh_phan_hoa_hoc_ngoai_chuan_thieu_NiCr_khong_du_Mo\"><\/span>2) Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc ngo\u00e0i chu\u1ea9n (thi\u1ebfu Ni\/Cr, kh\u00f4ng \u0111\u1ee7 Mo)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: XRF cho th\u1ea5y Ni th\u1ea5p h\u01a1n ng\u01b0\u1ee1ng (304 c\u1ea7n ~8% Ni; 316 c\u1ea7n ~10-12% Ni v\u00e0 ~2% Mo, ph\u1ee5 thu\u1ed9c ti\u00eau chu\u1ea9n).<br \/>\n&#8211; T\u00e1c h\u1ea1i: Kh\u1ea3 n\u0103ng ch\u1ed1ng pitting\/crevice gi\u1ea3m m\u1ea1nh; m\u1ed1i h\u00e0n d\u1ec5 r\u1ec9 n\u00e2u.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; \u0110\u1ed1i chi\u1ebfu MTC v\u1edbi ASTM A240\/EN 10088-2.<br \/>\n  &#8211; L\u1ea5y m\u1eabu g\u1eedi ph\u00e2n t\u00edch OES t\u1ea1i ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u1ed9c l\u1eadp khi nghi ng\u1edd.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Sai_do_day_va_dung_sai_under-thicknesscrown\"><\/span>3) Sai \u0111\u1ed9 d\u00e0y v\u00e0 dung sai (under-thickness\/crown)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: T\u1ea5m\/cu\u1ed9n m\u1ecfng h\u01a1n \u0111\u1eb7t h\u00e0ng; \u0111\u00f4\u0323 da\u0300y \u201c\u0111\u1ed9i v\u01b0\u01a1ng mi\u1ec7n\u201d (crown) theo chi\u1ec1u ngang, g\u00e2y c\u1eaft\/l\u1ed1c l\u1ed7i.<br \/>\n&#8211; T\u00e1c h\u1ea1i: Gi\u1ea3m \u0111\u1ed9 b\u1ec1n, l\u1ec7ch t\u00ednh to\u00e1n; d\u1eadp\/l\u1ed1c kh\u00f4ng \u1ed5n \u0111\u1ecbnh; hao m\u00f2n dao c\u1eaft.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ch\u1ec9 \u0111\u1ecbnh dung sai theo ASTM A480 (ho\u1eb7c JIS G4304\/G4305 cho t\u1ea5m\/cu\u1ed9n).<br \/>\n  &#8211; \u0110o b\u1eb1ng panme \u1edf \u22659 \u0111i\u1ec3m\/1 t\u1ea5m; v\u1edbi cu\u1ed9n, ki\u1ec3m tra nhi\u1ec1u v\u1ecb tr\u00ed c\u1eaft d\u1ecdc theo b\u1ec1 r\u1ed9ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Sai_be_matdo_bongnham_2B_BA_No4_HL_No1_guong_8K\"><\/span>4) Sai b\u1ec1 m\u1eb7t\/\u0111\u1ed9 b\u00f3ng\/nh\u00e1m (2B, BA, No.4, HL, No.1, g\u01b0\u01a1ng 8K)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: Giao No.4 thay cho HL; BA nh\u01b0ng \u0111\u1ed9 b\u00f3ng kh\u00f4ng \u0111\u1ea1t; l\u1edbp film b\u1ea3o v\u1ec7 m\u1ecfng\/d\u1ec5 bong.<br \/>\n&#8211; T\u00e1c h\u1ea1i: Th\u1ea9m m\u1ef9 k\u00e9m; kh\u00f4ng ph\u00f9 h\u1ee3p y\u00eau c\u1ea7u v\u1ec7 sinh (th\u1ef1c ph\u1ea9m\/d\u01b0\u1ee3c); kh\u00f3 h\u00e0n\/d\u00e1n.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ghi r\u00f5 k\u00fd hi\u1ec7u ho\u00e0n thi\u1ec7n v\u00e0 y\u00eau c\u1ea7u \u0111\u1ed9 nh\u00e1m m\u1ee5c ti\u00eau (v\u00ed d\u1ee5 Ra \u2264 0.4 \u00b5m cho No.4 \u0111\u1eb9p \u0111\u1ed3ng \u0111\u1ec1u).<br \/>\n  &#8211; Ki\u1ec3m tra th\u1ef1c t\u1ebf d\u01b0\u1edbi \u00e1nh s\u00e1ng khu\u1ebfch t\u00e1n; d\u00f9ng m\u00e1y \u0111o Ra \u1edf v\u1ecb tr\u00ed ng\u1eabu nhi\u00ean.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Co_tinh_khong_dat_do_ben_keo_chay_gian_dai\"><\/span>5) C\u01a1 t\u00ednh kh\u00f4ng \u0111\u1ea1t (\u0111\u1ed9 b\u1ec1n k\u00e9o, ch\u1ea3y, gi\u00e3n d\u00e0i)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: D\u1eadp\/h\u1ea5n b\u1ecb n\u1ee9t; u\u1ed1n g\u00e3y m\u00e9p; h\u00e0n k\u00e9m d\u1ebbo.<br \/>\n&#8211; T\u00e1c h\u1ea1i: Ph\u1ebf ph\u1ea9m cao, n\u1ed5 l\u1ecbch giao h\u00e0ng.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; \u0110\u1eb7t \u0111\u00fang tr\u1ea1ng th\u00e1i \u1ee7 m\u1ec1m (annealed) ho\u1eb7c temper (1\/2H, 3\/4H) t\u00f9y c\u00f4ng ngh\u1ec7 gia c\u00f4ng.<br \/>\n  &#8211; C\u0103n theo ASTM A240\/EN 10088-2: 304 \u1ee7 m\u1ec1m th\u01b0\u1eddng y\u00eau c\u1ea7u Rp0.2 \u2265 ~205 MPa, A50 \u2265 ~40% (tham chi\u1ebfu ti\u00eau chu\u1ea9n).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Do_phang_cong_venh_camber_lon\"><\/span>6) \u0110\u1ed9 ph\u1eb3ng, cong v\u00eanh, camber l\u1edbn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: T\u1ea5m \u201cc\u00e1nh ph\u01b0\u1ee3ng\u201d, cu\u1ed9n b\u1ecb telly ends; camber khi\u1ebfn c\u1eaft laser kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<br \/>\n&#8211; T\u00e1c h\u1ea1i: \u0110\u1eb7t ph\u00f4i kh\u00f3, gi\u1ea3m n\u0103ng su\u1ea5t; l\u00e3ng ph\u00ed v\u1eadt t\u01b0.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; \u00c1p ti\u00eau chu\u1ea9n \u0111\u1ed9 ph\u1eb3ng theo ASTM A480; v\u1edbi laser\/c\u1eaft b\u1ec1n, y\u00eau c\u1ea7u Flatness Critical.<br \/>\n  &#8211; Mua t\u1ea5m \u0111\u00e3 n\u1eafn ph\u1eb3ng (stretcher-leveled) khi c\u1ea7n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Nhiem_ban_satCarbon_steel_cross-contamination\"><\/span>7) Nhi\u1ec5m b\u1ea9n s\u1eaft\/Carbon steel cross-contamination<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: R\u1ec9 n\u00e2u loang l\u1ed5 sau v\u00e0i tu\u1ea7n l\u1eafp \u0111\u1eb7t; v\u1ebft x\u01b0\u1edbc c\u00f3 b\u1ee5i s\u1eaft.<br \/>\n&#8211; T\u00e1c h\u1ea1i: Khi\u1ebfu n\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng, m\u1ea5t th\u1ea9m m\u1ef9, t\u1ed1n k\u00e9m l\u00e0m s\u1ea1ch.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; D\u1ee5ng c\u1ee5 ri\u00eang cho inox; kh\u00f4ng \u0111\u1ec3 chung v\u1edbi th\u00e9p carbon.<br \/>\n  &#8211; T\u1ea9y r\u1eeda\u2013th\u1ee5 \u0111\u1ed9ng h\u00f3a theo ASTM A380\/A967 (dung d\u1ecbch nitric\/citric); r\u1eeda s\u1ea1ch clorua.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Nham_tieu_chuan_ong_tan_ap_luc_vs_trang_tri\"><\/span>8) Nh\u1ea7m ti\u00eau chu\u1ea9n \u1ed1ng t\u1ea5n \u00e1p l\u1ef1c vs trang tr\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: D\u00f9ng \u1ed1ng ASTM A554 (trang tr\u00ed) cho h\u1ec7 th\u1ed1ng \u00e1p l\u1ef1c\/trao \u0111\u1ed5i nhi\u1ec7t thay v\u00ec A312\/A269.<br \/>\n&#8211; T\u00e1c h\u1ea1i: V\u1ee1 n\u1ed5, r\u00f2 r\u1ec9 nghi\u00eam tr\u1ecdng.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ghi r\u00f5 ti\u00eau chu\u1ea9n \u1ed1ng: A312 (\u1ed1ng h\u00e0n li\u1ec1n m\u1ea1ch cho \u00e1p l\u1ef1c), A269 (\u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t), A554 (trang tr\u00ed).<br \/>\n  &#8211; Ki\u1ec3m tra ovality, \u0111\u1ed9 d\u00e0y th\u00e0nh, ki\u1ec3m tra si\u00eau \u00e2m\/EDDY (n\u1ebfu y\u00eau c\u1ea7u).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Sai_kich_thuoc_cuon_IDOD_trong_luong_chieu_quan\"><\/span>9) Sai k\u00edch th\u01b0\u1edbc cu\u1ed9n (ID\/OD), tr\u1ecdng l\u01b0\u1ee3ng, chi\u1ec1u qu\u1ea5n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: ID kh\u00f4ng kh\u1edbp mandrel; coil qu\u00e1 n\u1eb7ng v\u1edbi l\u00f2 xo\/gi\u00e1 \u0111\u1ee1; chi\u1ec1u qu\u1ea5n ng\u01b0\u1ee3c.<br \/>\n&#8211; T\u00e1c h\u1ea1i: D\u1eebng m\u00e1y, h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ch\u1ec9 \u0111\u1ecbnh ID 508 mm ho\u1eb7c 610 mm; gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng coil ph\u00f9 h\u1ee3p t\u1ea3i n\u00e2ng; y\u00eau c\u1ea7u \u201ceye to sky\/wall\u201d r\u00f5 r\u00e0ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_Giay_to_COCQ_MTC_gia_hoac_khong_nhat_quan\"><\/span>10) Gi\u1ea5y t\u1edd CO\/CQ, MTC gi\u1ea3 ho\u1eb7c kh\u00f4ng nh\u1ea5t qu\u00e1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: CO\/CQ scan m\u1edd; Heat No. tr\u00ean MTC kh\u00f4ng tr\u00f9ng kh\u1eafc laser tr\u00ean v\u1eadt li\u1ec7u; t\u00ean nh\u00e0 m\u00e1y l\u1ea1.<br \/>\n&#8211; T\u00e1c h\u1ea1i: R\u1ee7i ro ph\u00e1p l\u00fd\/thu\u1ebf; m\u1ea5t truy xu\u1ea5t ngu\u1ed3n g\u1ed1c; kh\u00f3 khi\u1ebfu n\u1ea1i.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Y\u00eau c\u1ea7u MTC 3.1 (EN 10204) g\u1ed1c; \u0111\u1ed1i chi\u1ebfu Heat No., Size, Grade, Finish.<br \/>\n  &#8211; Ki\u1ec3m tra C\/O v\u1edbi c\u01a1 quan ph\u00e1t h\u00e0nh t\u1ea1i n\u01b0\u1edbc xu\u1ea5t kh\u1ea9u; so tr\u00f9ng B\/L, Invoice, Packing List.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"11_Hu_hong_do_dong_goi%E2%80%93van_chuyen_xuoc_mop_ro_muoi\"><\/span>11) H\u01b0 h\u1ecfng do \u0111\u00f3ng g\u00f3i\u2013v\u1eadn chuy\u1ec3n (x\u01b0\u1edbc, m\u00f3p, r\u1ed7 mu\u1ed1i)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: M\u00e9p t\u1ea5m m\u00f3p; m\u1eb7t BA tr\u1ea7y x\u01b0\u1edbc; v\u1ebft \u1ed1 do mu\u1ed1i\/\u1ea9m.<br \/>\n&#8211; T\u00e1c h\u1ea1i: Hao h\u1ee5t, ph\u1ea3i \u0111\u00e1nh b\u00f3ng l\u1ea1i, tr\u1ec5 ti\u1ebfn \u0111\u1ed9.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Quy \u0111\u1ecbnh \u0111\u00f3ng g\u00f3i: film PE\/PVC 60\u2013120 \u00b5m (1 ho\u1eb7c 2 m\u1eb7t), gi\u1ea5y VCI, n\u1eb9p c\u1ea1nh, pallet g\u1ed7 hun tr\u00f9ng; ch\u1ed1ng \u1ea9m.<br \/>\n  &#8211; \u0110i\u1ec1u kho\u1ea3n \u201cdamage upon delivery\u201d v\u00e0 ch\u1ee5p \u1ea3nh bi\u00ean b\u1ea3n hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"12_Rui_ro_thuong_mai_gia_bien_dong_Incoterms_thanh_toan_thue\"><\/span>12) R\u1ee7i ro th\u01b0\u01a1ng m\u1ea1i: gi\u00e1 bi\u1ebfn \u0111\u1ed9ng, Incoterms, thanh to\u00e1n, thu\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u1ea5u hi\u1ec7u: B\u00e1o gi\u00e1 kh\u00f4ng n\u00eau Incoterms; \u0111i\u1ec1u kho\u1ea3n thanh to\u00e1n r\u1ee7i ro; kh\u00f4ng ch\u1ed1t ph\u1ee5 ph\u00ed Nickel\/LME.<br \/>\n&#8211; T\u00e1c h\u1ea1i: \u0110\u1ed9i chi ph\u00ed, \u0111\u1ee9t d\u00f2ng ti\u1ec1n, tranh ch\u1ea5p.<br \/>\n&#8211; C\u00e1ch ph\u00f2ng tr\u00e1nh:<br \/>\n  &#8211; Ghi r\u00f5 Incoterms 2020; \u0111i\u1ec1u kho\u1ea3n bi\u1ebfn \u0111\u1ed9ng gi\u00e1 (Nickel surcharge); th\u1eddi h\u1ea1n hi\u1ec7u l\u1ef1c b\u00e1o gi\u00e1.<br \/>\n  &#8211; \u01afu ti\u00ean LC\/DP ho\u1eb7c c\u1ecdc th\u1ea5p + ki\u1ec3m h\u00e0ng tr\u01b0\u1edbc giao; h\u00f3a \u0111\u01a1n VAT\/CO \u0111\u1ea7y \u0111\u1ee7, \u0111\u00fang th\u1ef1c t\u1ebf.<\/p>\n<h2 id=\"toc-2-quy-trinh-mua-hang-an-toan-8-buoc-ap-dung-ngay\"><span class=\"ez-toc-section\" id=\"Quy_trinh_mua_hang_an_toan_8_buoc_ap_dung_ngay\"><\/span>Quy tr\u00ecnh mua h\u00e0ng an to\u00e0n 8 b\u01b0\u1edbc (\u00e1p d\u1ee5ng ngay)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>1) X\u00e1c \u0111\u1ecbnh y\u00eau c\u1ea7u l\u00e0m vi\u1ec7c: m\u00f4i tr\u01b0\u1eddng (bi\u1ec3n, clorua, th\u1ef1c ph\u1ea9m), nhi\u1ec7t \u0111\u1ed9, c\u01a1 t\u00ednh, ti\u00eau chu\u1ea9n v\u1ec7 sinh.<br \/>\n2) Ch\u1ecdn m\u00e1c\u2013chu\u1ea9n: 304L cho \u0111a d\u1ee5ng, 316L cho clorua\/c\u1eadn bi\u1ec3n, 310S cho nhi\u1ec7t, 201 cho n\u1ed9i th\u1ea5t kh\u00f4 (kh\u00f4ng khuy\u1ebfn ngh\u1ecb ngo\u00e0i tr\u1eddi \u1ea9m).<br \/>\n3) \u0110\u1eb7c t\u1ea3 trong RFQ\/PO:<br \/>\n   &#8211; Ti\u00eau chu\u1ea9n: ASTM A240\/A480 cho t\u1ea5m\/cu\u1ed9n; EN 10088-2 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; ASTM A554\/A312\/A269 cho \u1ed1ng.<br \/>\n   &#8211; K\u00edch th\u01b0\u1edbc: d\u00e0y, r\u1ed9ng\/d\u00e0i; dung sai theo b\u1ea3ng ti\u00eau chu\u1ea9n; \u0111\u1ed9 ph\u1eb3ng; m\u00e9p c\u1eaft (slit\/mill edge).<br \/>\n   &#8211; Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t: 2B\/BA\/No.4\/HL\/No.1\/8K; y\u00eau c\u1ea7u Ra m\u1ee5c ti\u00eau; film b\u1ea3o v\u1ec7 1\u20132 m\u1eb7t; gi\u1ea5y xen k\u1ebd.<br \/>\n   &#8211; Temper\/hardness; ID\/OD coil; tr\u1ecdng l\u01b0\u1ee3ng coil t\u1ed1i \u0111a.<br \/>\n   &#8211; MTC 3.1 b\u1eaft bu\u1ed9c; CO ph\u00f9 h\u1ee3p FTA (n\u1ebfu c\u1ea7n).<br \/>\n4) Th\u1ea9m \u0111\u1ecbnh nh\u00e0 cung c\u1ea5p: ch\u1ee9ng t\u1eeb m\u1eabu, \u1ea3nh s\u1ea3n ph\u1ea9m, danh s\u00e1ch kh\u00e1ch h\u00e0ng, ch\u00ednh s\u00e1ch b\u1ea3o h\u00e0nh, t\u1ed3n kho th\u1ef1c.<br \/>\n5) So s\u00e1nh b\u00e1o gi\u00e1 \u201ct\u00e1o v\u1edbi t\u00e1o\u201d: c\u00f9ng m\u00e1c, c\u00f9ng ti\u00eau chu\u1ea9n, c\u00f9ng b\u1ec1 m\u1eb7t, c\u00f9ng dung sai, c\u00f9ng \u0111i\u1ec1u kho\u1ea3n giao\u2013thanh to\u00e1n.<br \/>\n6) H\u1ee3p \u0111\u1ed3ng: \u0111i\u1ec1u kho\u1ea3n ch\u1ea5t l\u01b0\u1ee3ng, ti\u00eau chu\u1ea9n nghi\u1ec7m thu, AQL l\u1ea5y m\u1eabu, th\u1eddi gian giao, ph\u1ea1t ch\u1eadm, \u0111i\u1ec1u kho\u1ea3n bi\u1ebfn \u0111\u1ed9ng gi\u00e1, khi\u1ebfu n\u1ea1i.<br \/>\n7) Ki\u1ec3m tra tr\u01b0\u1edbc giao\/nh\u1eadn h\u00e0ng (Pre-shipment\/Incoming): theo SOP IQC b\u00ean d\u01b0\u1edbi.<br \/>\n8) L\u01b0u kho\u2013gia c\u00f4ng: t\u00e1ch bi\u1ec7t inox v\u1edbi th\u00e9p carbon; d\u00f9ng v\u1ea3i m\u1ec1m, tr\u00e1nh h\u1ea1t s\u1eaft; t\u1ea9y\u2013th\u1ee5 \u0111\u1ed9ng h\u00f3a sau gia c\u00f4ng.<\/p>\n<h2 id=\"toc-3-sop-kiem-tra-dau-vao-iqc-1530-phutlo\"><span class=\"ez-toc-section\" id=\"SOP_kiem_tra_dau_vao_IQC_15%E2%80%9330_phutlo\"><\/span>SOP ki\u1ec3m tra \u0111\u1ea7u v\u00e0o (IQC) 15\u201330 ph\u00fat\/l\u00f4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; B\u01b0\u1edbc 1: \u0110\u1ed1i chi\u1ebfu ch\u1ee9ng t\u1eeb (PO, Invoice, Packing List, MTC 3.1, CO).<br \/>\n&#8211; B\u01b0\u1edbc 2: Ki\u1ec3m tra nh\u00e3n\/kh\u1eafc: Grade, Heat No., Size, Finish, ti\u00eau chu\u1ea9n.<br \/>\n&#8211; B\u01b0\u1edbc 3: \u0110o k\u00edch th\u01b0\u1edbc\/dung sai: panme, th\u01b0\u1edbc cu\u1ed9n; t\u1ed1i thi\u1ec3u 9 \u0111i\u1ec3m\/t\u1ea5m; nhi\u1ec1u \u0111i\u1ec3m theo b\u1ec1 r\u1ed9ng v\u1edbi cu\u1ed9n.<br \/>\n&#8211; B\u01b0\u1edbc 4: PMI XRF ng\u1eabu nhi\u00ean theo AQL (v\u00ed d\u1ee5 2\u20135% s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c t\u1ed1i thi\u1ec3u 3 \u0111i\u1ec3m\/l\u00f4).<br \/>\n&#8211; B\u01b0\u1edbc 5: Soi b\u1ec1 m\u1eb7t d\u01b0\u1edbi \u00e1nh s\u00e1ng khu\u1ebfch t\u00e1n; ghi nh\u1eadn x\u01b0\u1edbc, r\u1ed7, v\u1ebft c\u00e1n; \u0111o Ra khi c\u1ea7n.<br \/>\n&#8211; B\u01b0\u1edbc 6: Ki\u1ec3m tra \u0111\u1ed9 ph\u1eb3ng\/camber; l\u0103n th\u1eed tr\u00ean b\u00e0n ph\u1eb3ng (t\u1ea5m) ho\u1eb7c g\u00e1 th\u1eed (cu\u1ed9n).<br \/>\n&#8211; B\u01b0\u1edbc 7: Ni\u00eam phong, d\u00e1n tem l\u00f4 \u0111\u1ea1t\/kh\u00f4ng \u0111\u1ea1t; ch\u1ee5p \u1ea3nh hi\u1ec7n tr\u1ea1ng \u0111\u1ec3 l\u01b0u h\u1ed3 s\u01a1\/\u0111\u1ed1i chi\u1ebfu khi khi\u1ebfu n\u1ea1i.<\/p>\n<h2 id=\"toc-4-thiet-bi-kiem-tra-nen-co-tai-xuongkho\"><span class=\"ez-toc-section\" id=\"Thiet_bi_kiem_tra_nen_co_tai_xuongkho\"><\/span>Thi\u1ebft b\u1ecb ki\u1ec3m tra n\u00ean c\u00f3 t\u1ea1i x\u01b0\u1edfng\/kho<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00e1y PMI XRF c\u1ea7m tay (thu\u00ea theo ng\u00e0y n\u1ebfu ch\u01b0a \u0111\u1ea7u t\u01b0).<br \/>\n&#8211; Panme 0\u201325 mm\/25\u201350 mm; th\u01b0\u1edbc th\u00e9p, eke; th\u01b0\u1edbc \u0111o camber.<br \/>\n&#8211; M\u00e1y \u0111o \u0111\u1ed9 nh\u00e1m Ra (cho No.4\/HL\/8K); \u0111\u00e8n \u00e1nh s\u00e1ng khu\u1ebfch t\u00e1n.<br \/>\n&#8211; B\u1ed9 dung d\u1ecbch Moly drop; kit th\u1ee5 \u0111\u1ed9ng h\u00f3a theo ASTM A967 (khi y\u00eau c\u1ea7u v\u1ec7 sinh cao).  <\/p>\n<h2 id=\"toc-5-luu-y-ky-thuat-theo-ung-dung-thuc-te\"><span class=\"ez-toc-section\" id=\"Luu_y_ky_thuat_theo_ung_dung_thuc_te\"><\/span>L\u01b0u \u00fd k\u1ef9 thu\u1eadt theo \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; C\u00f4ng tr\u00ecnh bi\u1ec3n\/ti\u1ebfp x\u00fac clorua: \u01afu ti\u00ean 316L; thi\u1ebft k\u1ebf tho\u00e1t n\u01b0\u1edbc t\u1ed1t; tr\u00e1nh khe h\u1edf (crevice); th\u1ee5 \u0111\u1ed9ng h\u00f3a sau l\u1eafp.<br \/>\n&#8211; Th\u1ef1c ph\u1ea9m\/d\u01b0\u1ee3c: B\u1ec1 m\u1eb7t 2B\/BA ho\u1eb7c No.4 m\u1ecbn; l\u00e0m s\u1ea1ch\u2013th\u1ee5 \u0111\u1ed9ng h\u00f3a theo A380\/A967; tr\u00e1nh 201.<br \/>\n&#8211; Nhi\u1ec7t \u0111\u1ed9 cao: C\u00e2n nh\u1eafc 310S\/309S; 304\/316 m\u1ea5t c\u01a1 t\u00ednh \u1edf >425\u2013550\u00b0C.<br \/>\n&#8211; M\u1ef9 thu\u1eadt\/n\u1ed9i th\u1ea5t kh\u00f4: 201\/304 b\u1ec1 m\u1eb7t HL\/No.4; kh\u00f4ng khuy\u1ebfn ngh\u1ecb 201 ngo\u00e0i tr\u1eddi \u1ea9m\/\u00f4 nhi\u1ec5m mu\u1ed1i.<br \/>\n&#8211; V\u1ec1 t\u1eeb t\u00ednh: 304\/316 c\u00f3 th\u1ec3 b\u1ecb h\u00fat nh\u1eb9 do bi\u1ebfn c\u1ee9ng; kh\u00f4ng d\u00f9ng nam ch\u00e2m \u0111\u1ec3 \u201ck\u1ebft lu\u1eadn m\u00e1c\u201d.<\/p>\n<h2 id=\"toc-6-dau-hieu-canh-bao-do-khi-nhan-bao-gia\"><span class=\"ez-toc-section\" id=\"Dau_hieu_%E2%80%9Ccanh_bao_do%E2%80%9D_khi_nhan_bao_gia\"><\/span>D\u1ea5u hi\u1ec7u \u201cc\u1ea3nh b\u00e1o \u0111\u1ecf\u201d khi nh\u1eadn b\u00e1o gi\u00e1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Kh\u00f4ng cam k\u1ebft ti\u00eau chu\u1ea9n (ASTM\/EN\/JIS) v\u00e0 MTC 3.1.<br \/>\n&#8211; Gi\u00e1 r\u1ebb h\u01a1n th\u1ecb tr\u01b0\u1eddng >5\u20138% v\u1edbi c\u00f9ng \u0111i\u1ec1u ki\u1ec7n.<br \/>\n&#8211; T\u1eeb ch\u1ed1i cho ki\u1ec3m tra PMI\/ki\u1ec3m h\u00e0ng tr\u01b0\u1edbc giao.<br \/>\n&#8211; CO\/CQ m\u1eadp m\u1edd, xu\u1ea5t x\u1ee9 \u201c\u0111i v\u00f2ng\u201d, th\u00f4ng tin kh\u00f4ng tr\u00f9ng kh\u1edbp.<\/p>\n<h2 id=\"toc-7-nguon-tieu-chuan-va-tai-lieu-tham-khao\"><span class=\"ez-toc-section\" id=\"Nguon_tieu_chuan_va_tai_lieu_tham_khao\"><\/span>Ngu\u1ed3n ti\u00eau chu\u1ea9n v\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; ASTM A240, A480: Stainless plate\/sheet\/strip specifications and tolerances (astm.org).<br \/>\n&#8211; EN 10088-2: Stainless steel \u2013 Technical delivery conditions (cen.eu).<br \/>\n&#8211; ASTM A554, A312, A269: Stainless steel welded\/decorative\/pressure tubing (astm.org).<br \/>\n&#8211; EN 10204: Metallic products \u2013 Types of inspection documents (3.1 MTC).<br \/>\n&#8211; ASTM A380\/A967: Cleaning, descaling, and passivation of stainless (astm.org).<br \/>\n&#8211; Nickel Institute \u2013 Stainless steel selection and corrosion guidance (nickelinstitute.org).<br \/>\n&#8211; Datasheets c\u1ee7a Outokumpu\/Acerinox\/Jindal v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh c\u00e1c m\u00e1c 201\/304\/316.<\/p>\n<h2 id=\"toc-8-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>R\u1ee7i ro mua b\u00e1n inox t\u1eadp trung v\u00e0o 4 tr\u1ee5c: sai m\u00e1c\/th\u00e0nh ph\u1ea7n, sai ti\u00eau chu\u1ea9n\u2013dung sai, sai b\u1ec1 m\u1eb7t\u2013c\u01a1 t\u00ednh v\u00e0 sai ch\u1ee9ng t\u1eeb\u2013\u0111i\u1ec1u kho\u1ea3n. H\u00e3y kh\u00f3a ch\u1eb7t b\u1eb1ng: \u0111\u1eb7c t\u1ea3 chu\u1ea9n trong RFQ\/PO, y\u00eau c\u1ea7u MTC 3.1, \u00e1p d\u1ee5ng SOP IQC v\u1edbi PMI, v\u00e0 r\u00e0ng bu\u1ed9c h\u1ee3p \u0111\u1ed3ng minh b\u1ea1ch (Incoterms, bi\u1ebfn \u0111\u1ed9ng gi\u00e1, b\u1ea3o h\u00e0nh). L\u00e0m \u0111\u00fang c\u00e1c b\u01b0\u1edbc n\u00e0y s\u1ebd gi\u1ea3m m\u1ea1nh ph\u1ebf ph\u1ea9m, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb v\u00e0 b\u1ea3o v\u1ec7 bi\u00ean l\u1ee3i nhu\u1eadn d\u1ef1 \u00e1n.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n ch\u1ecdn m\u00e1c, t\u1ed1i \u01b0u chi ph\u00ed v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t? Li\u00ean h\u1ec7 Inox Cuong Thinh \u2013 Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ed5ng h\u1ee3p 12 r\u1ee7i ro l\u1edbn nh\u1ea5t khi mua b\u00e1n inox (304\/201\/316), d\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft, ti\u00eau chu\u1ea9n c\u1ea7n ki\u1ec3m tra v\u00e0 quy tr\u00ecnh ph\u00f2ng tr\u00e1nh chi ti\u1ebft cho doanh nghi\u1ec7p.<\/p>\n","protected":false},"author":7,"featured_media":1048,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2452","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\/2452","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=2452"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2452\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1048"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}