{"id":1885,"date":"2026-04-10T00:34:37","date_gmt":"2026-04-09T17:34:37","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/tieu-chuan-din-vs-en-cho-inox-khac-biet-quy-doi-va-cach-ap-dung\/"},"modified":"2026-04-10T00:34:37","modified_gmt":"2026-04-09T17:34:37","slug":"tieu-chuan-din-vs-en-cho-inox-khac-biet-quy-doi-va-cach-ap-dung","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/tieu-chuan-din-vs-en-cho-inox-khac-biet-quy-doi-va-cach-ap-dung\/","title":{"rendered":"Ti\u00eau chu\u1ea9n DIN vs EN cho inox: kh\u00e1c bi\u1ec7t, quy \u0111\u1ed5i v\u00e0 c\u00e1ch \u00e1p d\u1ee5ng"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-din-va-en-la-gi-moi-quan-he-va-pham-vi-ap-dung\">DIN v\u00e0 EN l\u00e0 g\u00ec? M\u1ed1i quan h\u1ec7 v\u00e0 ph\u1ea1m vi \u00e1p d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-1-he-thong-ky-hieu-mac-thep-khong-gi-en-10027-va-wer\">H\u1ec7 th\u1ed1ng k\u00fd hi\u1ec7u m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9: EN 10027 v\u00e0 \u201cWerkstoffnummer\u201d<\/a><\/li>\n<li><a href=\"#toc-2-cac-tieu-chuan-en-cot-loi-cho-inox-va-su-thay-the-\">C\u00e1c ti\u00eau chu\u1ea9n EN c\u1ed1t l\u00f5i cho inox v\u00e0 s\u1ef1 thay th\u1ebf ti\u00eau chu\u1ea9n DIN c\u0169<\/a><\/li>\n<li><a href=\"#toc-3-khac-biet-thuc-chat-giua-din-va-en-ma-ban-se-gap\">Kh\u00e1c bi\u1ec7t th\u1ef1c ch\u1ea5t gi\u1eefa DIN v\u00e0 EN m\u00e0 b\u1ea1n s\u1ebd g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-4-quy-doi-mac-inox-pho-bien-giua-en-din-so-va-aisiji\">Quy \u0111\u1ed5i m\u00e1c inox ph\u1ed5 bi\u1ebfn gi\u1eefa EN, \u201cDIN s\u1ed1\u201d v\u00e0 AISI\/JIS<\/a><\/li>\n<li><a href=\"#toc-5-huong-dan-ghi-yeu-cau-ky-thuat-dat-hang-theo-en-kh\">H\u01b0\u1edbng d\u1eabn ghi y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt \u0111\u1eb7t h\u00e0ng theo EN (khuy\u1ebfn ngh\u1ecb d\u00f9ng t\u1ea1i Vi\u1ec7t Nam)<\/a><\/li>\n<li><a href=\"#toc-6-faq-nhanh\">FAQ nhanh<\/a><\/li>\n<li><a href=\"#toc-7-tinh-huong-thuc-te-va-khuyen-nghi\">T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf v\u00e0 khuy\u1ebfn ngh\u1ecb<\/a><\/li>\n<li><a href=\"#toc-8-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>H\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n DIN (\u0110\u1ee9c) v\u00e0 EN (Ch\u00e2u \u00c2u) cho inox th\u01b0\u1eddng b\u1ecb d\u00f9ng l\u1eabn trong thi\u1ebft k\u1ebf v\u00e0 mua h\u00e0ng. B\u00e0i vi\u1ebft n\u00e0y l\u00e0m r\u00f5 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i, c\u00e1ch quy \u0111\u1ed5i m\u00e1c ph\u1ed5 bi\u1ebfn (304\/316\u2026), c\u00e1c ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m li\u00ean quan, v\u00e0 h\u01b0\u1edbng d\u1eabn \u0111\u1eb7t h\u00e0ng \u0111\u00fang chu\u1ea9n t\u1ea1i Vi\u1ec7t Nam. Ch\u1ee7 \u0111\u1ec1 n\u00e0y n\u1eb1m trong b\u1ee9c tranh l\u1edbn v\u1ec1 \u201cH\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n v\u00e0 ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng Inox (ASTM, JIS, CO\/CQ)\u201d, nh\u01b0ng b\u00e0i vi\u1ebft t\u1eadp trung v\u00e0o DIN v\u00e0 EN \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 tin ra quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt.<\/p>\n<h2 id=\"toc-0-din-va-en-la-gi-moi-quan-he-va-pham-vi-ap-dung\">DIN v\u00e0 EN l\u00e0 g\u00ec? M\u1ed1i quan h\u1ec7 v\u00e0 ph\u1ea1m vi \u00e1p d\u1ee5ng<\/h2>\n<p>&#8211; DIN (Deutsches Institut f\u00fcr Normung): C\u01a1 quan ti\u00eau chu\u1ea9n qu\u1ed1c gia c\u1ee7a \u0110\u1ee9c. Tr\u01b0\u1edbc khi c\u00f3 EN, nhi\u1ec1u ti\u00eau chu\u1ea9n inox quan tr\u1ecdng do DIN ban h\u00e0nh (v\u00ed d\u1ee5 DIN 17440, DIN 17457, DIN 17458\u2026).<br \/>\n&#8211; EN (European Norm): Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u do CEN\/CENELEC ban h\u00e0nh. Khi m\u1ed9t ti\u00eau chu\u1ea9n EN \u0111\u01b0\u1ee3c th\u00f4ng qua, c\u00e1c n\u01b0\u1edbc EU bu\u1ed9c ph\u1ea3i r\u00fat c\u00e1c ti\u00eau chu\u1ea9n xung \u0111\u1ed9t v\u00e0 t\u00e1i b\u1ea3n d\u01b0\u1edbi d\u1ea1ng \u201cDIN EN\u201d, \u201cBS EN\u201d, \u201cNF EN\u201d\u2026 V\u00ec v\u1eady b\u1ea1n s\u1ebd b\u1eaft g\u1eb7p k\u00fd hi\u1ec7u \u201cDIN EN 10088\u201d (b\u1ea3n EN do DIN xu\u1ea5t b\u1ea3n t\u1ea1i \u0110\u1ee9c).<\/p>\n<p>K\u1ebft lu\u1eadn then ch\u1ed1t:<br \/>\n&#8211; T\u1ea1i ch\u00e2u \u00c2u hi\u1ec7n nay, EN m\u1edbi l\u00e0 chu\u1ea9n \u0111i\u1ec1u ph\u1ed1i v\u00e0 th\u1ed1ng nh\u1ea5t; nhi\u1ec1u ti\u00eau chu\u1ea9n DIN c\u0169 \u0111\u00e3 b\u1ecb r\u00fat v\u00e0 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng EN t\u01b0\u01a1ng \u1ee9ng.<br \/>\n&#8211; Trong giao ti\u1ebfp k\u1ef9 thu\u1eadt, \u201cm\u00e1c DIN 1.4301\u201d th\u01b0\u1eddng l\u00e0 c\u00e1ch g\u1ecdi theo th\u00f3i quen; th\u1ef1c ch\u1ea5t s\u1ed1 hi\u1ec7u 1.4301 l\u00e0 h\u1ec7 th\u1ed1ng s\u1ed1 v\u1eadt li\u1ec7u ch\u00e2u \u00c2u theo EN 10027-2, c\u00f3 ngu\u1ed3n g\u1ed1c l\u1ecbch s\u1eed t\u1eeb \u0110\u1ee9c nh\u01b0ng l\u00e0 \u0111\u1ecbnh danh EN h\u1ee3p l\u1ec7.<\/p>\n<h2 id=\"toc-1-he-thong-ky-hieu-mac-thep-khong-gi-en-10027-va-wer\">H\u1ec7 th\u1ed1ng k\u00fd hi\u1ec7u m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9: EN 10027 v\u00e0 \u201cWerkstoffnummer\u201d<\/h2>\n<p>&#8211; EN 10027-1: K\u00fd hi\u1ec7u b\u1eb1ng t\u00ean th\u00e9p (v\u00ed d\u1ee5 X5CrNi18-10).<br \/>\n&#8211; EN 10027-2: K\u00fd hi\u1ec7u b\u1eb1ng s\u1ed1 v\u1eadt li\u1ec7u (Material number, th\u01b0\u1eddng g\u1ecdi \u201cW.Nr.\u201d), v\u00ed d\u1ee5 1.4301, 1.4307, 1.4404.<\/p>\n<p>\u0110i\u1ec3m d\u1ec5 g\u00e2y nh\u1ea7m l\u1eabn:<br \/>\n&#8211; \u201c1.4301\u201d th\u01b0\u1eddng b\u1ecb g\u1ecdi l\u00e0 \u201cm\u00e1c DIN\u201d, nh\u01b0ng th\u1ef1c ch\u1ea5t l\u00e0 \u0111\u1ecbnh danh s\u1ed1 v\u1eadt li\u1ec7u ch\u00e2u \u00c2u theo EN 10027-2 (\u0111\u01b0\u1ee3c DIN s\u1eed d\u1ee5ng t\u1eeb tr\u01b0\u1edbc, n\u00ean lan t\u1ecfa th\u00e0nh th\u00f3i quen ng\u00e0nh).<\/p>\n<p>V\u00ed d\u1ee5:<br \/>\n&#8211; 1.4301 = X5CrNi18-10 \u2248 AISI 304<br \/>\n&#8211; 1.4404 = X2CrNiMo17-12-2 \u2248 AISI 316L<\/p>\n<h2 id=\"toc-2-cac-tieu-chuan-en-cot-loi-cho-inox-va-su-thay-the-\">C\u00e1c ti\u00eau chu\u1ea9n EN c\u1ed1t l\u00f5i cho inox v\u00e0 s\u1ef1 thay th\u1ebf ti\u00eau chu\u1ea9n DIN c\u0169<\/h2>\n<p>&#8211; EN 10088-1: Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 k\u00fd hi\u1ec7u.<br \/>\n&#8211; EN 10088-2: \u0110i\u1ec1u ki\u1ec7n k\u1ef9 thu\u1eadt giao h\u00e0ng cho s\u1ea3n ph\u1ea9m d\u1eb9t (t\u1ea5m, l\u00e1, d\u1ea3i) d\u00f9ng chung.<br \/>\n&#8211; EN 10088-3: \u0110i\u1ec1u ki\u1ec7n k\u1ef9 thu\u1eadt giao h\u00e0ng cho thanh, d\u00e2y, th\u00e9p d\u00e0i.<br \/>\n&#8211; EN 10216-5: \u1ed0ng li\u1ec1n m\u1ea1ch b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 d\u00f9ng cho m\u1ee5c \u0111\u00edch ch\u1ecbu \u00e1p.<br \/>\n&#8211; EN 10217-7: \u1ed0ng h\u00e0n b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 d\u00f9ng cho m\u1ee5c \u0111\u00edch ch\u1ecbu \u00e1p.<br \/>\n&#8211; EN 10357: \u1ed0ng h\u00e0n inox cho ng\u00e0nh th\u1ef1c ph\u1ea9m, h\u00f3a ch\u1ea5t (thay th\u1ebf DIN 11850).<br \/>\n&#8211; EN 10296-2: \u1ed0ng h\u00e0n inox cho m\u1ee5c \u0111\u00edch c\u01a1 kh\u00ed\/kh\u00e1i d\u1ee5ng.<br \/>\n&#8211; EN 10204: Ch\u1ee9ng ch\u1ec9 xu\u1ea5t x\u01b0\u1edfng\/gi\u00e1m \u0111\u1ecbnh (2.1\/2.2\/3.1\/3.2) \u2013 c\u1ef1c k\u1ef3 quan tr\u1ecdng khi mua h\u00e0ng.<\/p>\n<p>M\u1ed9t s\u1ed1 thay th\u1ebf ti\u00eau bi\u1ec3u t\u1eeb DIN sang EN:<br \/>\n&#8211; DIN 17440 (th\u00e0nh ph\u1ea7n, m\u00e1c inox) \u2192 EN 10088-1\/2\/3.<br \/>\n&#8211; DIN 17458 (\u1ed1ng li\u1ec1n m\u1ea1ch inox) \u2192 EN 10216-5.<br \/>\n&#8211; DIN 17457 (\u1ed1ng h\u00e0n inox) \u2192 EN 10217-7 (\u00e1p l\u1ef1c) v\u00e0\/ho\u1eb7c EN 10296-2 (m\u1ee5c \u0111\u00edch c\u01a1 kh\u00ed).<br \/>\n&#8211; DIN 11850 (\u1ed1ng v\u1ec7 sinh th\u1ef1c ph\u1ea9m) \u2192 EN 10357.<\/p>\n<h2 id=\"toc-3-khac-biet-thuc-chat-giua-din-va-en-ma-ban-se-gap\">Kh\u00e1c bi\u1ec7t th\u1ef1c ch\u1ea5t gi\u1eefa DIN v\u00e0 EN m\u00e0 b\u1ea1n s\u1ebd g\u1eb7p<\/h2>\n<h3>1) V\u1ec1 ph\u1ea1m vi v\u00e0 t\u00ednh r\u00e0ng bu\u1ed9c<\/h3>\n<p>&#8211; EN l\u00e0 chu\u1ea9n khu v\u1ef1c, \u01b0u ti\u00ean \u00e1p d\u1ee5ng trong EU. Nhi\u1ec1u b\u1ea3n ti\u00eau chu\u1ea9n t\u1ea1i \u0110\u1ee9c s\u1ebd xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng DIN EN (n\u1ed9i dung l\u00e0 EN).<br \/>\n&#8211; DIN thu\u1ea7n t\u00fay (kh\u00f4ng c\u00f3 \u201cEN\u201d) ng\u00e0y nay ch\u1ee7 y\u1ebfu l\u00e0 t\u00e0i li\u1ec7u l\u1ecbch s\u1eed ho\u1eb7c \u00e1p d\u1ee5ng cho nh\u1eefng l\u0129nh v\u1ef1c ch\u01b0a \u0111\u01b0\u1ee3c EN bao ph\u1ee7.<\/p>\n<h3>2) V\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh theo m\u00e1c<\/h3>\n<p>&#8211; EN 10088-1 quy \u0111\u1ecbnh chi ti\u1ebft th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc; so v\u1edbi DIN c\u0169 (v\u00ed d\u1ee5 DIN 17440), bi\u00ean \u0111\u1ed9 th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nh\u1eb9 \u0111\u1ec3 h\u00e0i h\u00f2a to\u00e0n ch\u00e2u \u00c2u.<br \/>\n&#8211; EN 10088-2\/3 quy \u0111\u1ecbnh c\u01a1 t\u00ednh t\u1ed1i thi\u1ec3u theo d\u1ea1ng s\u1ea3n ph\u1ea9m v\u00e0 tr\u1ea1ng th\u00e1i giao h\u00e0ng (\u1ee7, c\u00e1n n\u00f3ng\/ngu\u1ed9i\u2026). V\u00ed d\u1ee5 v\u1edbi 1.4301 (304) d\u1ea1ng t\u1ea5m \u1ee7, gi\u1edbi h\u1ea1n ch\u1ea3y t\u1ed1i thi\u1ec3u th\u01b0\u1eddng kho\u1ea3ng 200\u2013210 MPa, b\u1ec1n k\u00e9o kho\u1ea3ng 500\u2013700 MPa v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i t\u1ed1i thi\u1ec3u ph\u1ee5 thu\u1ed9c chi\u1ec1u d\u00e0y; gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 tra \u0111\u00fang phi\u00ean b\u1ea3n EN \u00e1p d\u1ee5ng.<\/p>\n<p>H\u00e0m \u00fd: Khi chuy\u1ec3n t\u1eeb b\u1ea3n v\u1ebd \u201cDIN c\u0169\u201d sang EN hi\u1ec7n h\u00e0nh, h\u00e3y ki\u1ec3m tra l\u1ea1i bi\u00ean \u0111\u1ed9 th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 t\u00ednh t\u1ed1i thi\u1ec3u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u01b0\u01a1ng th\u00edch.<\/p>\n<h3>3) V\u1ec1 dung sai k\u00edch th\u01b0\u1edbc v\u00e0 tr\u1ea1ng th\u00e1i b\u1ec1 m\u1eb7t<\/h3>\n<p>&#8211; Dung sai t\u1ea5m\/d\u1ea3i: EN 10051 (c\u00e1n n\u00f3ng), EN ISO 9445 (c\u00e1n ngu\u1ed9i).<br \/>\n&#8211; Dung sai thanh: EN 10059 (thanh vu\u00f4ng), EN 10060 (tr\u00f2n), EN 10058 (thanh d\u1eb9t), EN 10278 (thanh m\u00e0i\/b\u00f3ng).<br \/>\n&#8211; B\u1ec1 m\u1eb7t \u0111i\u1ec3n h\u00ecnh trong EN 10088-2: 1D\/1E (c\u00e1n n\u00f3ng \u1ee7), 2B\/2D (c\u00e1n ngu\u1ed9i \u1ee7, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t), BA (bright annealed), No.4\/2K (m\u00e0i hairline\/\u0111\u00e1nh x\u01b0\u1edbc tinh). M\u1ed9t s\u1ed1 k\u00fd hi\u1ec7u No.# c\u00f3 ngu\u1ed3n g\u1ed1c ASTM\/ISO; khi ghi trong h\u1ee3p \u0111\u1ed3ng n\u00ean d\u1eabn ti\u00eau chu\u1ea9n c\u1ee5 th\u1ec3 \u0111\u1ec3 tr\u00e1nh hi\u1ec3u nh\u1ea7m.<\/p>\n<h3>4) V\u1ec1 \u1ed1ng v\u00e0 kh\u1ea3 n\u0103ng l\u1eafp gh\u00e9p<\/h3>\n<p>&#8211; DIN 11850 (3 series k\u00edch th\u01b0\u1edbc) \u0111\u00e3 \u0111\u01b0\u1ee3c thay b\u1eb1ng EN 10357. EN 10357 \u0111\u01b0a ra c\u00e1c \u201cseries\u201d k\u1ebf th\u1eeba t\u1eeb DIN 11850 v\u00e0 ISO 2037. OD v\u00e0 b\u1ec1 d\u00e0y c\u00f3 th\u1ec3 kh\u00e1c nh\u1ecf gi\u1eefa c\u00e1c series, \u1ea3nh h\u01b0\u1edfng t\u01b0\u01a1ng th\u00edch ph\u1ee5 ki\u1ec7n k\u1eb9p, co-n\u1ed1i. Khi thay th\u1ebf, c\u1ea7n ki\u1ec3m tra:<br \/>\n  &#8211; Series \u1ed1ng theo EN 10357 (A\/B\u2026) b\u1ea1n \u0111ang d\u00f9ng l\u00e0 g\u00ec?<br \/>\n  &#8211; Ph\u1ee5 ki\u1ec7n (fittings, clamp ferrule) c\u00f3 c\u00f9ng series\/ti\u00eau chu\u1ea9n (EN 10357\/ISO 2037\/ASME BPE) kh\u00f4ng?<\/p>\n<h3>5) V\u1ec1 ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u: EN 10204 thay cho \u201cCO\/CQ\u201d<\/h3>\n<p>&#8211; EN 10204 \u0111\u1ecbnh ngh\u0129a lo\u1ea1i ch\u1ee9ng ch\u1ec9: 2.1, 2.2, 3.1, 3.2. Trong c\u00f4ng nghi\u1ec7p, 3.1 l\u00e0 chu\u1ea9n ph\u1ed5 bi\u1ebfn, th\u1ec3 hi\u1ec7n k\u1ebft qu\u1ea3 th\u1eed t\u1eeb l\u00f4 s\u1ea3n xu\u1ea5t, k\u00fd b\u1edfi b\u1ed9 ph\u1eadn ki\u1ec3m \u0111\u1ecbnh \u0111\u1ed9c l\u1eadp c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<br \/>\n&#8211; \u201cCO\/CQ\u201d t\u1ea1i Vi\u1ec7t Nam ch\u1ec9 l\u00e0 ch\u1ee9ng nh\u1eadn xu\u1ea5t x\u1ee9\/ch\u1ea5t l\u01b0\u1ee3ng h\u00e0nh ch\u00ednh; kh\u00f4ng thay th\u1ebf 3.1\/3.2 theo EN 10204. Khi c\u1ea7n truy xu\u1ea5t k\u1ef9 thu\u1eadt, h\u00e3y y\u00eau c\u1ea7u \u201cEN 10204 type 3.1\u201d.<\/p>\n<h2 id=\"toc-4-quy-doi-mac-inox-pho-bien-giua-en-din-so-va-aisiji\">Quy \u0111\u1ed5i m\u00e1c inox ph\u1ed5 bi\u1ebfn gi\u1eefa EN, \u201cDIN s\u1ed1\u201d v\u00e0 AISI\/JIS<\/h2>\n<p>&#8211; EN 1.4016 (X6Cr17) \u2248 AISI 430 \u2248 JIS SUS430.<br \/>\n&#8211; EN 1.4301 (X5CrNi18-10) \u2248 AISI 304 \u2248 JIS SUS304.<br \/>\n&#8211; EN 1.4307 (X2CrNi18-9) \u2248 AISI 304L \u2248 JIS SUS304L.<br \/>\n&#8211; EN 1.4401 (X5CrNiMo17-12-2) \u2248 AISI 316 \u2248 JIS SUS316.<br \/>\n&#8211; EN 1.4404 (X2CrNiMo17-12-2) \u2248 AISI 316L \u2248 JIS SUS316L.<br \/>\n&#8211; EN 1.4541 (X6CrNiTi18-10) \u2248 AISI 321 (\u1ed5n \u0111\u1ecbnh Ti).<br \/>\n&#8211; EN 1.4571 (X6CrNiMoTi17-12-2) \u2248 316Ti (\u1ed5n \u0111\u1ecbnh Ti).<\/p>\n<p>L\u01b0u \u00fd quan tr\u1ecdng:<br \/>\n&#8211; \u201c\u2248\u201d l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ch\u1ee9c n\u0103ng, kh\u00f4ng ph\u1ea3i \u0111\u1ed3ng nh\u1ea5t tuy\u1ec7t \u0111\u1ed1i. Th\u00e0nh ph\u1ea7n, t\u1ea1p ch\u1ea5t (S, P, N), c\u01a1 t\u00ednh v\u00e0 y\u00eau c\u1ea7u giao h\u00e0ng c\u00f3 th\u1ec3 kh\u00e1c; khi y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t, h\u00e3y ch\u1ec9 \u0111\u1ecbnh ti\u00eau chu\u1ea9n EN c\u1ee5 th\u1ec3 k\u00e8m gi\u1edbi h\u1ea1n th\u00e0nh ph\u1ea7n\/c\u01a1 t\u00ednh.<\/p>\n<h2 id=\"toc-5-huong-dan-ghi-yeu-cau-ky-thuat-dat-hang-theo-en-kh\">H\u01b0\u1edbng d\u1eabn ghi y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt \u0111\u1eb7t h\u00e0ng theo EN (khuy\u1ebfn ngh\u1ecb d\u00f9ng t\u1ea1i Vi\u1ec7t Nam)<\/h2>\n<p>M\u1eabu cho t\u1ea5m\/coil inox:<br \/>\n&#8211; V\u1eadt li\u1ec7u: EN 1.4301 (X5CrNi18-10), theo EN 10088-2.<br \/>\n&#8211; B\u1ec1 m\u1eb7t: 2B (ho\u1eb7c BA\/No.4\u2026 n\u00eau r\u00f5).<br \/>\n&#8211; K\u00edch th\u01b0\u1edbc: 2.0 \u00d7 1,500 \u00d7 3,000 mm; dung sai theo EN ISO 9445 (c\u00e1n ngu\u1ed9i) ho\u1eb7c EN 10051 (c\u00e1n n\u00f3ng).<br \/>\n&#8211; Tr\u1ea1ng th\u00e1i: \u1ee6 (annealed), pickled &#038; passivated (n\u1ebfu y\u00eau c\u1ea7u).<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9: EN 10204 type 3.1.<\/p>\n<p>M\u1eabu cho \u1ed1ng ch\u1ecbu \u00e1p:<br \/>\n&#8211; V\u1eadt li\u1ec7u: EN 1.4404 (X2CrNiMo17-12-2), theo EN 10217-7 (\u1ed1ng h\u00e0n) ho\u1eb7c EN 10216-5 (\u1ed1ng li\u1ec1n m\u1ea1ch).<br \/>\n&#8211; K\u00edch th\u01b0\u1edbc: OD \u00d7 WT theo series\/ti\u00eau chu\u1ea9n; dung sai theo ti\u00eau chu\u1ea9n li\u00ean quan.<br \/>\n&#8211; Th\u1eed nghi\u1ec7m: PMI (n\u1ebfu y\u00eau c\u1ea7u), hydrostatic\/ED (theo ti\u00eau chu\u1ea9n).<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9: EN 10204 type 3.1.<\/p>\n<p>M\u1eabu cho \u1ed1ng v\u1ec7 sinh th\u1ef1c ph\u1ea9m:<br \/>\n&#8211; V\u1eadt li\u1ec7u: EN 1.4307 ho\u1eb7c 1.4404, theo EN 10357, series A\/B (ghi r\u00f5).<br \/>\n&#8211; \u0110\u1ed9 nh\u1eb5n trong\/ngo\u00e0i (Ra) n\u1ebfu y\u00eau c\u1ea7u; b\u1ec1 m\u1eb7t x\u00f4ng b\u00f3ng c\u01a1 h\u1ecdc\/\u0111i\u1ec7n h\u00f3a.<br \/>\n&#8211; Ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng b\u1ed9 theo EN 10357 c\u00f9ng series\/ASME BPE\/ISO 2037 (ghi r\u00f5).<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9: EN 10204 type 3.1.<\/p>\n<h2 id=\"toc-6-faq-nhanh\">FAQ nhanh<\/h2>\n<p>&#8211; DIN c\u00f3 c\u00f2n \u201ch\u1ee3p l\u1ec7\u201d kh\u00f4ng? C\u00f3, nh\u01b0ng trong EU, EN l\u00e0 n\u1ec1n t\u1ea3ng; nhi\u1ec1u t\u00e0i li\u1ec7u DIN \u0111\u00e3 chuy\u1ec3n th\u00e0nh DIN EN. Khi c\u00f3 xung \u0111\u1ed9t, \u01b0u ti\u00ean EN.<br \/>\n&#8211; Tr\u00ean b\u1ea3n v\u1ebd n\u00ean ghi theo h\u1ec7 n\u00e0o? V\u1edbi ngu\u1ed3n cung qu\u1ed1c t\u1ebf, n\u00ean ghi theo EN (m\u00e1c + ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m + dung sai + ch\u1ee9ng ch\u1ec9 EN 10204). C\u00f3 th\u1ec3 b\u1ed5 sung AISI\/JIS \u0111\u1ec3 tham kh\u1ea3o.<br \/>\n&#8211; H\u00e0ng t\u1eeb Trung Qu\u1ed1c c\u00f3 \u0111\u00e1p \u1ee9ng EN kh\u00f4ng? Nhi\u1ec1u nh\u00e0 m\u00e1y c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t theo EN v\u00e0 c\u1ea5p ch\u1ee9ng ch\u1ec9 EN 10204 3.1. Lu\u00f4n ki\u1ec3m tra mill test certificate, nhi\u1ec7t luy\u1ec7n, th\u1eed nghi\u1ec7m v\u00e0 nh\u00e3n m\u00e1c l\u00f4 h\u00e0ng.<\/p>\n<h2 id=\"toc-7-tinh-huong-thuc-te-va-khuyen-nghi\">T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf v\u00e0 khuy\u1ebfn ngh\u1ecb<\/h2>\n<p>&#8211; Chuy\u1ec3n t\u1eeb DIN 11850 sang EN 10357: Ki\u1ec3m tra l\u1ea1i series \u1ed1ng v\u00e0 ph\u1ee5 ki\u1ec7n \u0111\u1ec3 tr\u00e1nh h\u1edf\/si\u1ebft sai k\u00edch c\u1ee1.<br \/>\n&#8211; \u0110\u1eb7t \u201c304L theo DIN\u201d: H\u00e3y chuy\u1ec3n c\u00e1ch ghi sang EN 1.4307 theo EN 10088-2 v\u00e0 y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 3.1; tr\u00e1nh ghi \u201cDIN\u201d chung chung g\u00e2y hi\u1ec3u nh\u1ea7m.<br \/>\n&#8211; D\u1ef1 \u00e1n \u0111\u00f2i h\u1ecfi truy xu\u1ea5t: B\u1eaft bu\u1ed9c n\u00eau EN 10204 3.1\/3.2; CO\/CQ kh\u00f4ng \u0111\u1ee7 thay th\u1ebf.<br \/>\n&#8211; So s\u00e1nh b\u00e1o gi\u00e1: Ch\u1ec9 so s\u00e1nh khi c\u00f9ng ti\u00eau chu\u1ea9n EN, c\u00f9ng tr\u1ea1ng th\u00e1i b\u1ec1 m\u1eb7t, c\u00f9ng dung sai v\u00e0 c\u00f9ng lo\u1ea1i ch\u1ee9ng ch\u1ec9.<\/p>\n<h2 id=\"toc-8-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/h2>\n<p>&#8211; EN 10088-1\/2\/3 (CEN): Th\u00e0nh ph\u1ea7n v\u00e0 \u0111i\u1ec1u ki\u1ec7n giao h\u00e0ng th\u00e9p kh\u00f4ng g\u1ec9.<br \/>\n&#8211; EN 10204:2004 \u2013 Types of inspection documents.<br \/>\n&#8211; EN 10216-5; EN 10217-7; EN 10357 \u2013 \u1ed0ng inox c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<br \/>\n&#8211; EN 10027-1\/-2 \u2013 K\u00fd hi\u1ec7u t\u00ean v\u00e0 s\u1ed1 v\u1eadt li\u1ec7u.<br \/>\n&#8211; DIN (t\u1ed5ng quan v\u1ec1 DIN EN): https:\/\/www.din.de\/en\/standards\/din-en<br \/>\n&#8211; Outokumpu Stainless Steel Handbook (c\u00e1c b\u1ea3ng quy \u0111\u1ed5i v\u00e0 d\u1eef li\u1ec7u m\u00e1c): https:\/\/www.outokumpu.com\/handbook<\/p>\n<h2 id=\"toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>&#8211; B\u1ea3n ch\u1ea5t kh\u00e1c bi\u1ec7t: DIN l\u00e0 h\u1ec7 qu\u1ed1c gia c\u1ee7a \u0110\u1ee9c; EN l\u00e0 h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n chung ch\u00e2u \u00c2u. Trong l\u0129nh v\u1ef1c inox, EN (\u0111\u01b0\u1ee3c t\u00e1i b\u1ea3n d\u01b0\u1edbi d\u1ea1ng DIN EN) l\u00e0 c\u01a1 s\u1edf hi\u1ec7n h\u00e0nh, \u0111\u00e3 thay th\u1ebf ph\u1ea7n l\u1edbn DIN c\u0169.<br \/>\n&#8211; Tr\u1ecdng t\u00e2m k\u1ef9 thu\u1eadt: D\u00f9ng EN 10088 cho m\u00e1c\/th\u00e0nh ph\u1ea7n\/c\u01a1 t\u00ednh; d\u00f9ng c\u00e1c EN s\u1ea3n ph\u1ea9m (EN 10216-5, EN 10217-7, EN 10357\u2026) cho \u1ed1ng; EN ISO 9445\/EN 10051 cho dung sai; EN 10204 cho ch\u1ee9ng ch\u1ec9 3.1\/3.2.<br \/>\n&#8211; Th\u1ef1c h\u00e0nh t\u1ed1t: Ghi r\u00f5 m\u00e1c theo EN (s\u1ed1 1.4xxx + t\u00ean X\u2026); d\u1eabn ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m, dung sai, b\u1ec1 m\u1eb7t v\u00e0 ch\u1ee9ng ch\u1ec9. Tr\u00e1nh ghi \u201ctheo DIN\u201d chung chung; n\u1ebfu c\u1ea7n, ch\u1ec9 ra \u201cDIN EN \u2026\u201d ch\u00ednh l\u00e0 b\u1ea3n EN \u0111\u01b0\u1ee3c DIN xu\u1ea5t b\u1ea3n.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n ti\u00eau chu\u1ea9n, quy \u0111\u1ed5i m\u00e1c v\u00e0 b\u00e1o gi\u00e1 c\u1ea1nh tranh cho inox t\u1ea5m, \u1ed1ng, thanh t\u1ea1i H\u00e0 N\u1ed9i? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t.<br \/>\nHotline: 0343.417.281<br \/>\nEmail: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u00e2n bi\u1ec7t DIN (\u0110\u1ee9c) v\u00e0 EN (Ch\u00e2u \u00c2u) cho inox: c\u00e1ch k\u00fd hi\u1ec7u, th\u00e0nh ph\u1ea7n, c\u01a1 t\u00ednh, dung sai, ch\u1ee9ng ch\u1ec9 3.1; k\u00e8m v\u00ed d\u1ee5 quy \u0111\u1ed5i 304\/316 v\u00e0 h\u01b0\u1edbng d\u1eabn \u0111\u1eb7t h\u00e0ng.<\/p>\n","protected":false},"author":7,"featured_media":1004,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1885","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\/1885","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=1885"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1885\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1004"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}