{"id":1470,"date":"2025-12-24T12:34:15","date_gmt":"2025-12-24T05:34:15","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/cach-xac-minh-tinh-xac-thuc-co-cq-cho-inox-quy-trinh-chuan\/"},"modified":"2025-12-24T12:34:15","modified_gmt":"2025-12-24T05:34:15","slug":"cach-xac-minh-tinh-xac-thuc-co-cq-cho-inox-quy-trinh-chuan","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/cach-xac-minh-tinh-xac-thuc-co-cq-cho-inox-quy-trinh-chuan\/","title":{"rendered":"C\u00e1ch x\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c CO, CQ cho inox: quy tr\u00ecnh chu\u1ea9n"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-co-va-cqmtc-la-gi-phan-biet-nhanh\">CO v\u00e0 CQ\/MTC l\u00e0 g\u00ec? Ph\u00e2n bi\u1ec7t nhanh<\/a><\/li>\n<li><a href=\"#toc-1-chuan-bi-ho-so-truoc-khi-kiem-tra\">Chu\u1ea9n b\u1ecb h\u1ed3 s\u01a1 tr\u01b0\u1edbc khi ki\u1ec3m tra<\/a><\/li>\n<li><a href=\"#toc-2-quy-trinh-7-buoc-xac-minh-tinh-xac-thuc-co-cq\">Quy tr\u00ecnh 7 b\u01b0\u1edbc x\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c CO, CQ<\/a><\/li>\n<li><a href=\"#toc-3-vi-du-thuc-te-xac-minh-cuon-inox-316l-can-nguoi\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf: X\u00e1c minh cu\u1ed9n inox 316L c\u00e1n ngu\u1ed9i<\/a><\/li>\n<li><a href=\"#toc-4-dau-hieu-nhan-biet-co-cq-gia-hoac-khong-dang-tin\">D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft CO, CQ gi\u1ea3 ho\u1eb7c kh\u00f4ng \u0111\u00e1ng tin<\/a><\/li>\n<li><a href=\"#toc-5-rang-buoc-hop-dong-de-giam-rui-ro\">R\u00e0ng bu\u1ed9c h\u1ee3p \u0111\u1ed3ng \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro<\/a><\/li>\n<li><a href=\"#toc-6-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-7-nguon-tham-khao-huu-ich\">Ngu\u1ed3n tham kh\u1ea3o h\u1eefu \u00edch<\/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 H\u01b0\u1edbng d\u1eabn Ph\u00e2n bi\u1ec7t v\u00e0 Ki\u1ec3m \u0111\u1ecbnh Ch\u1ea5t l\u01b0\u1ee3ng inox, vi\u1ec7c x\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c c\u1ee7a ch\u1ee9ng ch\u1ec9 CO (Certificate of Origin) v\u00e0 CQ\/MTC (Certificate of Quality\/Mill Test Certificate) l\u00e0 b\u01b0\u1edbc then ch\u1ed1t \u0111\u1ec3 tr\u00e1nh r\u1ee7i ro h\u00e0ng k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, sai m\u00e1c th\u00e9p ho\u1eb7c gian l\u1eadn xu\u1ea5t x\u1ee9. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p quy tr\u00ecnh chu\u1ea9n, ti\u00eau ch\u00ed ki\u1ec3m tra chi ti\u1ebft v\u00e0 c\u00e1c d\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft gi\u1ea3 m\u1ea1o \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 th\u1ea9m \u0111\u1ecbnh \u0111\u1ed9c l\u1eadp, ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng.<\/p>\n<h2 id=\"toc-0-co-va-cqmtc-la-gi-phan-biet-nhanh\">CO v\u00e0 CQ\/MTC l\u00e0 g\u00ec? Ph\u00e2n bi\u1ec7t nhanh<\/h2>\n<p>&#8211; CO (Certificate of Origin): Ch\u1ee9ng nh\u1eadn xu\u1ea5t x\u1ee9 do c\u01a1 quan c\u00f3 th\u1ea9m quy\u1ec1n c\u1ee7a n\u01b0\u1edbc xu\u1ea5t kh\u1ea9u c\u1ea5p (t\u1ea1i Vi\u1ec7t Nam l\u00e0 B\u1ed9 C\u00f4ng Th\u01b0\u01a1ng ho\u1eb7c t\u1ed5 ch\u1ee9c \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n nh\u01b0 VCCI). M\u1ee5c \u0111\u00edch ch\u00ednh: h\u01b0\u1edfng \u01b0u \u0111\u00e3i thu\u1ebf quan v\u00e0 ch\u1ed1ng gian l\u1eadn xu\u1ea5t x\u1ee9.<br \/>\n&#8211; CQ\/MTC (Certificate of Quality\/Mill Test Certificate): Ch\u1ee9ng ch\u1ec9 ch\u1ea5t l\u01b0\u1ee3ng do nh\u00e0 s\u1ea3n xu\u1ea5t (mill) ho\u1eb7c t\u1ed5 ch\u1ee9c th\u1ee9 ba c\u1ea5p, th\u1ec3 hi\u1ec7n k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, c\u01a1 l\u00fd, ti\u00eau chu\u1ea9n s\u1ea3n xu\u1ea5t. Trong ng\u00e0nh inox, ch\u1ee9ng ch\u1ec9 th\u01b0\u1eddng theo EN 10204 lo\u1ea1i 3.1; m\u1ed9t s\u1ed1 d\u1ef1 \u00e1n y\u00eau c\u1ea7u 3.2 (c\u00f3 b\u00ean th\u1ee9 ba ch\u1ee9ng ki\u1ebfn\/gi\u00e1m \u0111\u1ecbnh).<\/p>\n<p>L\u01b0u \u00fd: CO x\u00e1c nh\u1eadn \u201cxu\u1ea5t x\u1ee9\u201d, kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh \u201cch\u1ea5t l\u01b0\u1ee3ng\u201d. CQ\/MTC x\u00e1c nh\u1eadn \u201cch\u1ea5t l\u01b0\u1ee3ng\/m\u00e1c th\u00e9p v\u00e0 k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m\u201d, kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh \u201cxu\u1ea5t x\u1ee9\u201d. Hai ch\u1ee9ng ch\u1ec9 b\u1ed5 tr\u1ee3, kh\u00f4ng thay th\u1ebf nhau.<\/p>\n<h2 id=\"toc-1-chuan-bi-ho-so-truoc-khi-kiem-tra\">Chu\u1ea9n b\u1ecb h\u1ed3 s\u01a1 tr\u01b0\u1edbc khi ki\u1ec3m tra<\/h2>\n<p>T\u1eadp h\u1ee3p \u0111\u1ee7 b\u1ed9 ch\u1ee9ng t\u1eeb \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu ch\u00e9o:<br \/>\n&#8211; CO, CQ\/MTC (b\u1ea3n g\u1ed1c ho\u1eb7c b\u1ea3n \u0111i\u1ec7n t\u1eed c\u00f3 ch\u1eef k\u00fd s\u1ed1\/QR h\u1ee3p l\u1ec7)<br \/>\n&#8211; H\u1ee3p \u0111\u1ed3ng\/PO, Invoice, Packing List, Bill of Lading (B\/L), t\u1edd khai h\u1ea3i quan, HS code<br \/>\n&#8211; Nh\u00e3n\/b\u1ea3ng nh\u1eadn di\u1ec7n tr\u00ean cu\u1ed9n\/t\u1ea5m\/\u1ed1ng: heat\/lot number, grade, ti\u00eau chu\u1ea9n, chi\u1ec1u d\u00e0y\/kh\u1ed5, s\u1ed1 cu\u1ed9n\/b\u00f3, tr\u1ecdng l\u01b0\u1ee3ng<br \/>\n&#8211; \u1ea2nh ch\u1ee5p tem nh\u00e3n, d\u1ea5u d\u1eadp tr\u00ean v\u1eadt li\u1ec7u; n\u1ebfu c\u00f3, m\u00e3 QR c\u1ee7a nh\u00e0 m\u00e1y<br \/>\n&#8211; Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee7a d\u1ef1 \u00e1n (ASTM\/JIS\/EN\/TCVN \u00e1p d\u1ee5ng)<\/p>\n<h2 id=\"toc-2-quy-trinh-7-buoc-xac-minh-tinh-xac-thuc-co-cq\">Quy tr\u00ecnh 7 b\u01b0\u1edbc x\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c CO, CQ<\/h2>\n<h3>B\u01b0\u1edbc 1: Ki\u1ec3m tra h\u00ecnh th\u1ee9c, b\u1ed1 c\u1ee5c, d\u1ea5u v\u00e0 ch\u1eef k\u00fd<\/h3>\n<p>&#8211; CO: Lo\u1ea1i form (VD: Form AANZ, ATIGA, AK, AJ\u2026), s\u1ed1 CO, ng\u00e0y c\u1ea5p; t\u00ean c\u01a1 quan c\u1ea5p (MOIT\/VCCI ho\u1eb7c c\u01a1 quan n\u01b0\u1edbc ngo\u00e0i t\u01b0\u01a1ng \u1ee9ng), con d\u1ea5u \u01b0\u1edbt ho\u1eb7c d\u1ea5u \u0111i\u1ec7n t\u1eed, ch\u1eef k\u00fd ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n; y\u1ebfu t\u1ed1 ch\u1ed1ng gi\u1ea3 (n\u1ec1n in hoa v\u0103n, s\u1ed1 seri, QR\/Barcode n\u1ebfu l\u00e0 e-CO).<br \/>\n&#8211; CQ\/MTC: Ti\u00eau \u0111\u1ec1 v\u00e0 m\u00e3 ch\u1ee9ng ch\u1ec9 (VD: EN 10204 3.1), t\u00ean v\u00e0 \u0111\u1ecba ch\u1ec9 nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t (mill), s\u1ed1 \u0111\u01a1n h\u00e0ng, s\u1ed1 heat\/lot, ch\u1eef k\u00fd k\u1ef9 thu\u1eadt\/QA c\u1ee7a nh\u00e0 m\u00e1y; \u0111\u1ecbnh d\u1ea1ng nh\u1ea5t qu\u00e1n c\u1ee7a nh\u00e0 m\u00e1y (logo, font, layout). L\u01b0u \u00fd: c\u00e1c h\u00e3ng l\u1edbn (Posco, Outokumpu, Tisco, Tsingshan\u2026) c\u00f3 m\u1eabu MTC r\u1ea5t chu\u1ea9n h\u00f3a.<\/p>\n<h3>B\u01b0\u1edbc 2: Tra c\u1ee9u \u0111i\u1ec7n t\u1eed CO\/e-CO<\/h3>\n<p>&#8211; Vi\u1ec7t Nam: Tra c\u1ee9u tr\u00ean C\u1ed5ng eCoSys B\u1ed9 C\u00f4ng Th\u01b0\u01a1ng (ecosys.gov.vn) \u0111\u1ed1i v\u1edbi C\/O \u0111i\u1ec7n t\u1eed; \u0111\u1ed1i v\u1edbi C\/O do VCCI c\u1ea5p, tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn v\u00e0 k\u00eanh x\u00e1c minh t\u1ea1i co.vcci.com.vn.<br \/>\n&#8211; Ki\u1ec3m tra:<br \/>\n  &#8211; S\u1ed1 CO, ng\u00e0y c\u1ea5p, form, doanh nghi\u1ec7p xu\u1ea5t kh\u1ea9u\/nh\u1eadp kh\u1ea9u, m\u00f4 t\u1ea3 h\u00e0ng, l\u01b0\u1ee3ng, ti\u00eau ch\u00ed xu\u1ea5t x\u1ee9 (WO, RVC, CTH\u2026).<br \/>\n  &#8211; T\u00ednh to\u00e0n v\u1eb9n ch\u1eef k\u00fd s\u1ed1\/QR (m\u00e3 QR d\u1eabn v\u1ec1 b\u1ea3n ghi ch\u00ednh th\u1ee9c, th\u00f4ng tin tr\u00f9ng kh\u1edbp).<br \/>\n&#8211; N\u1ebfu CO do n\u01b0\u1edbc ngo\u00e0i c\u1ea5p, truy c\u1eadp c\u1ed5ng c\u01a1 quan c\u1ea5p c\u1ee7a n\u01b0\u1edbc t\u01b0\u01a1ng \u1ee9ng (nhi\u1ec1u FTA c\u00f3 h\u1ec7 th\u1ed1ng e-CO). Khi kh\u00f4ng tra c\u1ee9u \u0111\u01b0\u1ee3c, li\u00ean h\u1ec7 tr\u1ef1c ti\u1ebfp c\u01a1 quan c\u1ea5p \u0111\u1ec3 x\u00e1c minh s\u1ed1 CO.<\/p>\n<h3>B\u01b0\u1edbc 3: Li\u00ean h\u1ec7 x\u00e1c nh\u1eadn v\u1edbi \u0111\u01a1n v\u1ecb ph\u00e1t h\u00e0nh<\/h3>\n<p>&#8211; CO: G\u1eedi email k\u00e8m b\u1ea3n scan \u0111\u1ebfn c\u01a1 quan c\u1ea5p (MOIT\/VCCI ho\u1eb7c c\u01a1 quan n\u01b0\u1edbc c\u1ea5p) \u0111\u1ec3 x\u00e1c nh\u1eadn s\u1ed1 CO, ng\u00e0y c\u1ea5p, doanh nghi\u1ec7p, t\u1edd khai tham chi\u1ebfu.<br \/>\n&#8211; CQ\/MTC: G\u1eedi email \u0111\u1ebfn nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t (theo domain ch\u00ednh th\u1ee9c) k\u00e8m s\u1ed1 MTC\/heat\/lot. \u0110a s\u1ed1 mills x\u00e1c nh\u1eadn mi\u1ec5n ph\u00ed t\u00ednh h\u1ee3p l\u1ec7 s\u1ed1 MTC v\u00e0 d\u1eef li\u1ec7u k\u00e8m theo.<\/p>\n<h3>B\u01b0\u1edbc 4: \u0110\u1ed1i chi\u1ebfu ch\u00e9o th\u00f4ng tin tr\u00ean t\u1ea5t c\u1ea3 ch\u1ee9ng t\u1eeb<\/h3>\n<p>&#8211; C\u00e1c tr\u01b0\u1eddng ph\u1ea3i kh\u1edbp: t\u00ean h\u00e0ng, grade (VD: SUS304\/ASTM 304, 316L\u2026), ti\u00eau chu\u1ea9n (ASTM A240\/JIS G4304\/EN 10088\u2026), k\u00edch th\u01b0\u1edbc, b\u1ec1 m\u1eb7t (2B\/BA\/No.1\u2026), s\u1ed1 l\u01b0\u1ee3ng, tr\u1ecdng l\u01b0\u1ee3ng, s\u1ed1 container, B\/L, HS code, n\u01b0\u1edbc xu\u1ea5t x\u1ee9.<br \/>\n&#8211; Quy t\u1eafc v\u00e0ng: heat\/lot number ph\u1ea3i xu\u1ea5t hi\u1ec7n nh\u1ea5t qu\u00e1n tr\u00ean MTC, Packing List v\u00e0 nh\u00e3n h\u00e0ng; PO\/Invoice ph\u1ea3i li\u00ean \u0111\u1edbi s\u1ed1 l\u00f4.<\/p>\n<h3>B\u01b0\u1edbc 5: Ki\u1ec3m tra v\u1eadt l\u00fd tr\u00ean h\u00e0ng h\u00f3a<\/h3>\n<p>&#8211; Nh\u00e3n cu\u1ed9n\/b\u00f3: t\u00ean mill, heat\/lot, grade, ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc, tr\u1ecdng l\u01b0\u1ee3ng; m\u00e3 v\u1ea1ch\/m\u00e3 QR (n\u1ebfu c\u00f3).<br \/>\n&#8211; D\u1ea5u d\u1eadp\/inkjet tr\u00ean c\u1ea1nh t\u1ea5m\/cu\u1ed9n: nh\u00e0 s\u1ea3n xu\u1ea5t, grade, heat, ti\u00eau chu\u1ea9n, chi\u1ec1u d\u00e0y\/kh\u1ed5, s\u1ed1 cu\u1ed9n. H\u00e0ng chu\u1ea9n t\u1eeb mill l\u1edbn c\u00f3 d\u1eadp\/inkjet r\u00f5 r\u00e0ng, l\u1eb7p l\u1ea1i theo chu k\u1ef3.<br \/>\n&#8211; B\u1ea5t th\u01b0\u1eddng c\u1ea7n l\u01b0u \u00fd: nh\u00e3n in l\u1ed7i ch\u00ednh t\u1ea3, font\/\u0111\u1ecbnh d\u1ea1ng l\u1ea1, tem bong r\u1ed9p, heat kh\u00f4ng tr\u00f9ng MTC, ch\u00eanh l\u1ec7ch tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn so v\u1edbi Packing List.<\/p>\n<h3>B\u01b0\u1edbc 6: Th\u1ea9m \u0111\u1ecbnh n\u1ed9i dung k\u1ef9 thu\u1eadt tr\u00ean CQ\/MTC<\/h3>\n<p>&#8211; Ki\u1ec3m tra ph\u1ea1m vi ti\u00eau chu\u1ea9n:<br \/>\n  &#8211; ASTM A240 (t\u1ea5m\/cu\u1ed9n inox): th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, c\u01a1 l\u00fd t\u1ed1i thi\u1ec3u; dung sai theo ASTM A480.<br \/>\n  &#8211; EN 10204: lo\u1ea1i ch\u1ee9ng ch\u1ec9 (3.1 do b\u1ed9 ph\u1eadn QA nh\u00e0 m\u00e1y x\u00e1c nh\u1eadn; 3.2 c\u00f3 b\u00ean th\u1ee9 ba ch\u1ee9ng ki\u1ebfn\/gi\u00e1m \u0111\u1ecbnh).<br \/>\n&#8211; So kh\u1edbp ch\u1ec9 ti\u00eau h\u00f3a h\u1ecdc so v\u1edbi m\u00e1c:<br \/>\n  &#8211; 304: Cr 18.0\u201320.0%, Ni 8.0\u201310.5%, C \u2264 0.08% (304L \u2264 0.03%), Mn \u2264 2.0%, Si \u2264 1.0%, P \u2264 0.045%, S \u2264 0.03%, N \u2264 0.10%.<br \/>\n  &#8211; 316L: Cr 16.0\u201318.0%, Ni 10.0\u201314.0%, Mo 2.0\u20133.0%, C \u2264 0.03%.<br \/>\n  &#8211; 201: Cr 16.0\u201318.0%, Ni 3.5\u20135.5%, Mn 5.5\u20137.5%, C \u2264 0.15% (gi\u00e1 tr\u1ecb tham chi\u1ebfu; c\u00f3 sai kh\u00e1c nh\u1ecf t\u00f9y ti\u00eau chu\u1ea9n).<br \/>\n  &#8211; 430: Cr 16.0\u201318.0%, Ni g\u1ea7n 0, C \u2264 0.12%.<br \/>\n&#8211; C\u01a1 l\u00fd (t\u1ea5m c\u00e1n ngu\u1ed9i \u0111i\u1ec3n h\u00ecnh):<br \/>\n  &#8211; 304\/316L: UTS \u2265 515 MPa, YS \u2265 205 MPa, \u0111\u1ed9 gi\u00e3n d\u00e0i \u2265 40% (tham chi\u1ebfu ASTM A240; c\u00f3 th\u1ec3 kh\u00e1c t\u00f9y \u0111\u1ed9 c\u1ee9ng\/\u0111i\u1ec1u ki\u1ec7n \u1ee7).<br \/>\n&#8211; Ki\u1ec3m tra t\u00ednh h\u1ee3p l\u00fd: 304 m\u00e0 Ni < 7.5% l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u00e1ng ng\u1edd; 316L thi\u1ebfu Mo ho\u1eb7c C > 0.03% l\u00e0 kh\u00f4ng \u0111\u1ea1t; 201 c\u00f3 Mn th\u1ea5p b\u1ea5t th\u01b0\u1eddng d\u1ec5 l\u00e0 304 pha t\u1ea1p ho\u1eb7c b\u00e1o sai m\u00e1c.<\/p>\n<h3>B\u01b0\u1edbc 7: Ki\u1ec3m \u0111\u1ecbnh \u0111\u1ed9c l\u1eadp (khi c\u1ea7n)<\/h3>\n<p>&#8211; PMI XRF c\u1ea7m tay: Nh\u1eadn di\u1ec7n nhanh m\u00e1c theo nguy\u00ean t\u1ed1 h\u1ee3p kim (Cr, Ni, Mo\u2026). Th\u1eddi gian: 1\u20132 ph\u00fat\/\u0111i\u1ec3m. Chi ph\u00ed tham kh\u1ea3o: 300.000\u2013800.000\u0111\/\u0111i\u1ec3m. L\u01b0u \u00fd: XRF kh\u00f4ng \u0111o C ch\u00ednh x\u00e1c, kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n MTC.<br \/>\n&#8211; OES\/Ph\u00f2ng th\u00ed nghi\u1ec7m: \u0110o C v\u00e0 nguy\u00ean t\u1ed1 nh\u1eb9, kh\u1eb3ng \u0111\u1ecbnh 304L vs 304, 316L vs 316. Chi ph\u00ed: 1\u20133 tri\u1ec7u\/\u0111i\u1ec3m, 1\u20132 ng\u00e0y.<br \/>\n&#8211; Th\u1eed c\u01a1 l\u00fd: K\u00e9o\/n\u00e9n\/\u0111\u1ed9 c\u1ee9ng theo ASTM\/JIS. Chi ph\u00ed: 3\u20135 tri\u1ec7u\/l\u00f4, 2\u20135 ng\u00e0y.<br \/>\n&#8211; Gi\u00e1m \u0111\u1ecbnh b\u00ean th\u1ee9 ba: SGS, BV, TUV, Intertek c\u00f3 d\u1ecbch v\u1ee5 ch\u1ee9ng ki\u1ebfn \u0111\u00f3ng g\u00f3i, ni\u00eam phong, l\u1eadp bi\u00ean b\u1ea3n s\u1ed1 heat\/lot.<\/p>\n<h2 id=\"toc-3-vi-du-thuc-te-xac-minh-cuon-inox-316l-can-nguoi\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf: X\u00e1c minh cu\u1ed9n inox 316L c\u00e1n ngu\u1ed9i<\/h2>\n<p>T\u00ecnh hu\u1ed1ng: Cu\u1ed9n 316L 2B, 1.5 mm \u00d7 1250 mm, nh\u00e0 s\u1ea3n xu\u1ea5t POSCO, l\u00f4 heat H123456.<br \/>\n&#8211; CO: Form AK (ASEAN\u2013Korea), e-CO c\u00f3 QR. Tra c\u1ee9u QR kh\u1edbp d\u1eef li\u1ec7u doanh nghi\u1ec7p, m\u00f4 t\u1ea3 h\u00e0ng, tr\u1ecdng l\u01b0\u1ee3ng, HS 7219. Tra c\u1ee9u eCoSys x\u00e1c nh\u1eadn h\u1ee3p l\u1ec7.<br \/>\n&#8211; CQ\/MTC: EN 10204 3.1; th\u00e0nh ph\u1ea7n \u0111o: Cr 16.8%, Ni 11.2%, Mo 2.2%, C 0.022% \u2192 ph\u00f9 h\u1ee3p 316L; c\u01a1 l\u00fd \u0111\u1ea1t chu\u1ea9n ASTM A240.<br \/>\n&#8211; \u0110\u1ed1i chi\u1ebfu: heat H123456 xu\u1ea5t hi\u1ec7n tr\u00ean nh\u00e3n cu\u1ed9n, Packing List, MTC; s\u1ed1 container trong CO tr\u00f9ng B\/L; tr\u1ecdng l\u01b0\u1ee3ng sai l\u1ec7ch <0.5%.\n- Ki\u1ec3m tra PMI XRF t\u1ea1i kho: ph\u00e1t hi\u1ec7n Mo ~2.2% tr\u00ean b\u1ec1 m\u1eb7t cu\u1ed9n \u2192 tr\u00f9ng MTC.\nK\u1ebft lu\u1eadn: B\u1ed9 CO, CQ h\u1ee3p l\u1ec7, d\u1eef li\u1ec7u nh\u1ea5t qu\u00e1n v\u1edbi h\u00e0ng th\u1ef1c t\u1ebf.\n\n\n\n<h2 id=\"toc-4-dau-hieu-nhan-biet-co-cq-gia-hoac-khong-dang-tin\">D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft CO, CQ gi\u1ea3 ho\u1eb7c kh\u00f4ng \u0111\u00e1ng tin<\/h2>\n<p>&#8211; CO:<br \/>\n  &#8211; Kh\u00f4ng tra c\u1ee9u \u0111\u01b0\u1ee3c s\u1ed1 CO tr\u00ean c\u1ed5ng ch\u00ednh th\u1ee9c; QR d\u1eabn trang kh\u00f4ng thu\u1ed9c c\u01a1 quan c\u1ea5p.<br \/>\n  &#8211; Form sai, thi\u1ebfu ti\u00eau ch\u00ed xu\u1ea5t x\u1ee9, m\u00f4 t\u1ea3 h\u00e0ng chung chung, HS sai.<br \/>\n  &#8211; D\u1ea5u\/ ch\u1eef k\u00fd nh\u00f2e, kh\u00f4ng kh\u1edbp m\u1eabu; ng\u00e0y c\u1ea5p sau ng\u00e0y t\u00e0u ch\u1ea1y b\u1ea5t th\u01b0\u1eddng m\u00e0 kh\u00f4ng ghi back-to-back\/retrospective.<br \/>\n&#8211; CQ\/MTC:<br \/>\n  &#8211; Kh\u00f4ng ghi EN 10204, thi\u1ebfu ng\u01b0\u1eddi k\u00fd ho\u1eb7c k\u00fd b\u1edfi th\u01b0\u01a1ng nh\u00e2n (kh\u00f4ng ph\u1ea3i nh\u00e0 m\u00e1y).<br \/>\n  &#8211; Heat\/lot kh\u00f4ng tr\u00f9ng nh\u00e3n h\u00e0ng; layout, logo, font kh\u00e1c l\u1ea1 so v\u1edbi m\u1eabu chu\u1ea9n c\u1ee7a mill.<br \/>\n  &#8211; Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc \u201cv\u1eeba \u0111\u1eb9p\u201d nh\u01b0ng kh\u00f4ng logic (VD: 304 Ni 8.0%, Cr 18.0%, c\u00e1c t\u1ea1p ch\u1ea5t \u0111\u1ed3ng lo\u1ea1t \u1edf gi\u1edbi h\u1ea1n th\u1ea5p nh\u1ea5t), ho\u1eb7c k\u1ebft qu\u1ea3 copy-paste gi\u1eefa c\u00e1c l\u00f4.<br \/>\n  &#8211; D\u00f9ng t\u00ean ti\u00eau chu\u1ea9n sai (ASTM A240 nh\u01b0ng ghi c\u1ee1 \u1ed1ng; JIS G4305 nh\u01b0ng m\u00f4 t\u1ea3 t\u1ea5m c\u00e1n n\u00f3ng).<br \/>\n&#8211; H\u00e0ng h\u00f3a:<br \/>\n  &#8211; Kh\u00f4ng c\u00f3 d\u1eadp\/inkjet; nh\u00e3n b\u00f3 thi\u1ebfu heat; kh\u1ed1i l\u01b0\u1ee3ng th\u1ef1c t\u1ebf l\u1ec7ch l\u1edbn; b\u1ec1 m\u1eb7t v\u00e0 bavia kh\u00f4ng \u0111\u00fang c\u1ea5p b\u1ec1 m\u1eb7t cam k\u1ebft (2B\/BA\u2026).<\/p>\n<h2 id=\"toc-5-rang-buoc-hop-dong-de-giam-rui-ro\">R\u00e0ng bu\u1ed9c h\u1ee3p \u0111\u1ed3ng \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro<\/h2>\n<p>&#8211; Y\u00eau c\u1ea7u CQ theo EN 10204 lo\u1ea1i 3.1; d\u1ef1 \u00e1n quan tr\u1ecdng y\u00eau c\u1ea7u 3.2 (SGS\/BV\/TUV ch\u1ee9ng ki\u1ebfn).<br \/>\n&#8211; Ghi r\u00f5: heat\/lot ph\u1ea3i in\/d\u1eadp tr\u00ean h\u00e0ng; nh\u00e3n cu\u1ed9n\/b\u00f3 n\u00eau \u0111\u1ea7y \u0111\u1ee7 grade, ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc, tr\u1ecdng l\u01b0\u1ee3ng, m\u00e3 QR.<br \/>\n&#8211; \u0110i\u1ec1u kho\u1ea3n t\u1eeb ch\u1ed1i nh\u1eadn h\u00e0ng n\u1ebfu CO\/CQ kh\u00f4ng x\u00e1c th\u1ef1c; ph\u1ea1t khi sai m\u00e1c ho\u1eb7c sai ti\u00eau chu\u1ea9n.<br \/>\n&#8211; Quy \u0111\u1ecbnh quy\u1ec1n ki\u1ec3m \u0111\u1ecbnh \u0111\u1ed9c l\u1eadp (PMI\/OES\/c\u01a1 l\u00fd) t\u1ea1i kho; chi ph\u00ed do b\u00ean b\u00e1n ch\u1ecbu n\u1ebfu k\u1ebft qu\u1ea3 kh\u00f4ng \u0111\u1ea1t.<br \/>\n&#8211; Y\u00eau c\u1ea7u cung c\u1ea5p d\u1eef li\u1ec7u s\u1ed1 (PDF c\u00f3 ch\u1eef k\u00fd s\u1ed1, file CSV k\u1ebft qu\u1ea3 test n\u1ebfu c\u00f3) \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu t\u1ef1 \u0111\u1ed9ng.<\/p>\n<h2 id=\"toc-6-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p>&#8211; CO \u0111i\u1ec7n t\u1eed c\u00f3 gi\u00e1 tr\u1ecb nh\u01b0 b\u1ea3n gi\u1ea5y? C\u00f3, n\u1ebfu \u0111\u01b0\u1ee3c k\u00fd s\u1ed1 h\u1ee3p l\u1ec7 v\u00e0 tra c\u1ee9u\/\u0111\u1ed1i chi\u1ebfu th\u00e0nh c\u00f4ng tr\u00ean c\u1ed5ng ch\u00ednh th\u1ee9c (eCoSys, c\u01a1 quan c\u1ea5p li\u00ean quan).<br \/>\n&#8211; CQ c\u00f3 b\u1eaft bu\u1ed9c theo ph\u00e1p lu\u1eadt? Kh\u00f4ng ph\u1ea3i m\u1ecdi l\u00f4 h\u00e0ng \u0111\u1ec1u b\u1eaft bu\u1ed9c theo lu\u1eadt, nh\u01b0ng l\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn c\u1ee7a d\u1ef1 \u00e1n\/kh\u00e1ch h\u00e0ng. V\u1edbi inox, h\u00e3y y\u00eau c\u1ea7u t\u1ed1i thi\u1ec3u EN 10204 3.1.<br \/>\n&#8211; PMI c\u00f3 thay th\u1ebf CQ\/MTC? Kh\u00f4ng. PMI h\u1ed7 tr\u1ee3 nh\u1eadn di\u1ec7n m\u00e1c nhanh nh\u01b0ng kh\u00f4ng \u0111o \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 (nh\u01b0 C) v\u00e0 kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 c\u01a1 l\u00fd\/ti\u00eau chu\u1ea9n. PMI ch\u1ec9 l\u00e0 b\u1ed5 tr\u1ee3.<br \/>\n&#8211; CO th\u1eadt c\u00f3 \u0111\u1ea3m b\u1ea3o inox \u0111\u00fang m\u00e1c? Kh\u00f4ng. CO ch\u1ec9 n\u00f3i v\u1ec1 ngu\u1ed3n g\u1ed1c; ch\u1ea5t l\u01b0\u1ee3ng ph\u1ee5 thu\u1ed9c CQ\/MTC v\u00e0 ki\u1ec3m \u0111\u1ecbnh th\u1ef1c t\u1ebf.<\/p>\n<h2 id=\"toc-7-nguon-tham-khao-huu-ich\">Ngu\u1ed3n tham kh\u1ea3o h\u1eefu \u00edch<\/h2>\n<p>&#8211; C\u1ed5ng e-CO B\u1ed9 C\u00f4ng Th\u01b0\u01a1ng (eCoSys) \u2013 tra c\u1ee9u C\/O \u0111i\u1ec7n t\u1eed: https:\/\/ecosys.gov.vn<br \/>\n&#8211; VCCI \u2013 th\u00f4ng tin c\u1ea5p v\u00e0 x\u00e1c minh C\/O: https:\/\/co.vcci.com.vn<br \/>\n&#8211; Ngh\u1ecb \u0111\u1ecbnh 31\/2018\/N\u0110-CP v\u1ec1 xu\u1ea5t x\u1ee9 h\u00e0ng h\u00f3a (B\u1ed9 C\u00f4ng Th\u01b0\u01a1ng c\u00f4ng b\u1ed1)<br \/>\n&#8211; EN 10204 \u2013 Metal products \u2014 Types of inspection documents (m\u00f4 t\u1ea3 ch\u1ee9ng ch\u1ec9 2.1\/2.2\/3.1\/3.2)<br \/>\n&#8211; ASTM A240\/A240M \u2013 Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip (ASTM International)<br \/>\n&#8211; SGS Vi\u1ec7t Nam \u2013 d\u1ecbch v\u1ee5 PMI\/gi\u00e1m \u0111\u1ecbnh v\u1eadt li\u1ec7u: https:\/\/www.sgs.com\/ v\u00e0 https:\/\/www.sgs.vn\/<\/p>\n<h2 id=\"toc-8-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>X\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c CO, CQ cho inox c\u1ea7n m\u1ed9t quy tr\u00ecnh k\u1ef7 lu\u1eadt: ki\u1ec3m tra h\u00ecnh th\u1ee9c v\u00e0 ch\u1eef k\u00fd, tra c\u1ee9u \u0111i\u1ec7n t\u1eed, li\u00ean h\u1ec7 \u0111\u01a1n v\u1ecb ph\u00e1t h\u00e0nh, \u0111\u1ed1i chi\u1ebfu ch\u00e9o ch\u1ee9ng t\u1eeb, so kh\u1edbp heat\/lot tr\u00ean h\u00e0ng, th\u1ea9m \u0111\u1ecbnh ch\u1ec9 ti\u00eau h\u00f3a h\u1ecdc\/c\u01a1 l\u00fd theo ti\u00eau chu\u1ea9n v\u00e0, khi c\u1ea7n, ki\u1ec3m \u0111\u1ecbnh \u0111\u1ed9c l\u1eadp. CO th\u1eadt ch\u01b0a \u0111\u1ee7 n\u1ebfu CQ\/MTC kh\u00f4ng chu\u1ea9n; ng\u01b0\u1ee3c l\u1ea1i, MTC \u201c\u0111\u1eb9p\u201d nh\u01b0ng kh\u00f4ng kh\u1edbp heat c\u0169ng kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn. \u00c1p d\u1ee5ng \u0111\u1ea7y \u0111\u1ee7 7 b\u01b0\u1edbc trong b\u00e0i s\u1ebd gi\u00fap b\u1ea1n lo\u1ea1i b\u1ecf h\u01a1n 95% r\u1ee7i ro ch\u1ee9ng ch\u1ec9 gi\u1ea3 ho\u1eb7c sai m\u00e1c th\u00e9p ngay t\u1eeb kh\u00e2u nh\u1eadn h\u00e0ng.<\/p>\n<p>C\u1ea7n h\u1ed7 tr\u1ee3 ki\u1ec3m \u0111\u1ecbnh h\u1ed3 s\u01a1 CO, CQ cho l\u00f4 inox s\u1eafp nh\u1eadp? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u00e0 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 chi ti\u1ebft x\u00e1c minh CO, CQ cho inox: ki\u1ec3m tra h\u00ecnh th\u1ee9c, \u0111\u1ed1i chi\u1ebfu l\u00f4\/heat, tra c\u1ee9u \u0111i\u1ec7n t\u1eed, li\u00ean h\u1ec7 nh\u00e0 ph\u00e1t h\u00e0nh v\u00e0 nh\u1eadn bi\u1ebft d\u1ea5u hi\u1ec7u gi\u1ea3.<\/p>\n","protected":false},"author":7,"featured_media":1056,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1470","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\/1470","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=1470"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1470\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1056"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1470"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}