{"id":6827,"date":"2024-10-17T18:29:48","date_gmt":"2024-10-17T10:29:48","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6827"},"modified":"2026-06-23T09:07:59","modified_gmt":"2026-06-23T01:07:59","slug":"metric-fastener-standards-din-iso-and-en-explained-2","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/metric-fastener-standards-din-iso-and-en-explained-2\/","title":{"rendered":"Ti\u00eau chu\u1ea9n chi ti\u1ebft si\u1ebft ch\u1eb7t h\u1ec7 m\u00e9t: DIN, ISO v\u00e0 EN Gi\u1ea3i th\u00edch"},"content":{"rendered":"

C\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 chi ti\u1ebft si\u1ebft ch\u1eb7t s\u1ed1 li\u1ec7u c\u00f3 th\u1ec3 g\u00e2y nh\u1ea7m l\u1eabn cho ng\u01b0\u1eddi mua. M\u1ed9t tr\u00edch d\u1eabn c\u00f3 th\u1ec3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn DIN 933, ISO 4017, EN 15048, ho\u1eb7c ISO 898-1, nh\u01b0ng nh\u1eefng con s\u1ed1 n\u00e0y kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 \u0111\u1ec1u ki\u1ec3m so\u00e1t c\u00f9ng m\u1ed9t \u0111i\u1ec1u.<\/p>\n\n\n\n

M\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n x\u00e1c \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc. M\u1ed9t s\u1ed1 x\u00e1c \u0111\u1ecbnh t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc. M\u1ed9t s\u1ed1 x\u00e1c \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u v\u1ec1 l\u1eafp r\u00e1p v\u00e0 tu\u00e2n th\u1ee7 c\u1ea5u tr\u00fac. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00f3m mua s\u1eafm, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i bi\u1ebft t\u1eebng ti\u00eau chu\u1ea9n th\u1ef1c s\u1ef1 ki\u1ec3m so\u00e1t nh\u1eefng g\u00ec tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/p>\n\n\n\n

DIN, ISO v\u00e0 EN ngh\u0129a l\u00e0 g\u00ec<\/h2>\n\n\n\n

DIN Ti\u00eau chu\u1ea9n<\/h3>\n\n\n\n

C\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ebfn t\u1eeb \u0110\u1ee9c v\u00e0 v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong th\u01b0\u01a1ng m\u1ea1i chi ti\u1ebft si\u1ebft ch\u1eb7t to\u00e0n c\u1ea7u. Nhi\u1ec1u ng\u01b0\u1eddi mua ti\u1ebfp t\u1ee5c y\u00eau c\u1ea7u bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 \u1ed1c v\u00edt v\u00ec b\u1ea3n v\u1ebd c\u0169, s\u00e1ch h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb, h\u1ec7 th\u1ed1ng kho b\u00e3i v\u1eabn s\u1eed d\u1ee5ng s\u1ed1 DIN.<\/p>\n\n\n\n

V\u00ed d\u1ee5, DIN 931 v\u00e0 DIN 933 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho bu l\u00f4ng v\u00e0 v\u00edt l\u1ee5c gi\u00e1c h\u1ec7 m\u00e9t. Ng\u01b0\u1eddi mua t\u00ecm ngu\u1ed3n cung \u1ee9ng c\u00e1c m\u1eb7t h\u00e0ng ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 xem x\u00e9t \u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> v\u00e0 x\u00e1c nh\u1eadn xem c\u00f3 c\u1ea7n DIN, ISO ho\u1eb7c ti\u00eau chu\u1ea9n kh\u00e1c hay kh\u00f4ng.<\/p>\n\n\n\n

ISO Ti\u00eau chu\u1ea9n<\/h3>\n\n\n\n

ISO ti\u00eau chu\u1ea9n l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf. Nhi\u1ec1u th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a chi ti\u1ebft si\u1ebft ch\u1eb7t h\u1ec7 m\u00e9t hi\u1ec7n \u0111\u1ea1i \u0111\u00e3 chuy\u1ec3n t\u1eeb c\u00e1c tham chi\u1ebfu DIN c\u0169 sang c\u00e1c tham chi\u1ebfu ISO.<\/p>\n\n\n\n

C\u00e1c ti\u00eau chu\u1ea9n ISO c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c k\u00edch th\u01b0\u1edbc, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ren, dung sai, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, ho\u1eb7c c\u00e1c quy t\u1eafc ki\u1ec3m tra. V\u00ed d\u1ee5, ISO 898-1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a bu l\u00f4ng, \u1ed1c v\u00edt v\u00e0 \u0111inh t\u00e1n b\u1eb1ng th\u00e9p cacbon v\u00e0 th\u00e9p h\u1ee3p kim.<\/p>\n\n\n\n

EN Ti\u00eau chu\u1ea9n<\/h3>\n\n\n\n

EN ti\u00eau chu\u1ea9n l\u00e0 ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u. Ch\u00fang \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n \u1edf Ch\u00e2u \u00c2u ho\u1eb7c c\u00e1c d\u1ef1 \u00e1n y\u00eau c\u1ea7u tu\u00e2n th\u1ee7 li\u00ean quan \u0111\u1ebfn CE.<\/p>\n\n\n\n

C\u00e1c ti\u00eau chu\u1ea9n EN c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c c\u1ee5m k\u1ebft c\u1ea5u bu l\u00f4ng, s\u1ea3n ph\u1ea9m x\u00e2y d\u1ef1ng ho\u1eb7c c\u00e1c y\u00eau c\u1ea7u ph\u00ea duy\u1ec7t d\u00e0nh ri\u00eang cho d\u1ef1 \u00e1n. \u0110\u1ed1i v\u1edbi c\u00f4ng vi\u1ec7c k\u1ebft c\u1ea5u, ng\u01b0\u1eddi mua n\u00ean ki\u1ec3m tra xem \u0111\u01a1n h\u00e0ng c\u00f3 c\u1ea7n tu\u00e2n th\u1ee7 quy tr\u00ecnh l\u1eafp r\u00e1p thay v\u00ec ch\u1ec9 t\u1eebng bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c ri\u00eang l\u1ebb hay kh\u00f4ng.<\/p>\n\n\n\n

DIN vs ISO vs EN: So s\u00e1nh th\u1ef1c t\u1ebf<\/h2>\n\n\n\n
Lo\u1ea1i ti\u00eau chu\u1ea9n<\/th>Vai tr\u00f2 ch\u00ednh<\/th>M\u1ed1i quan t\u00e2m \u0111i\u1ec3n h\u00ecnh c\u1ee7a ng\u01b0\u1eddi mua<\/th><\/tr><\/thead>
DIN<\/td>Ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc truy\u1ec1n th\u1ed1ng c\u1ee7a \u0110\u1ee9c<\/td>B\u1ea3n v\u1ebd c\u0169, linh ki\u1ec7n thay th\u1ebf, th\u00f4ng s\u1ed1 kho<\/td><\/tr>
ISO<\/td>Ti\u00eau chu\u1ea9n \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf<\/td>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch to\u00e0n c\u1ea7u v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1eadp nh\u1eadt<\/td><\/tr>
EN<\/td>Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u<\/td>D\u1ef1 \u00e1n k\u1ebft c\u1ea5u, y\u00eau c\u1ea7u li\u00ean quan<\/td><\/tr>
ISO 898-1<\/td>Ti\u00eau chu\u1ea9n v\u1ec1 c\u01a1 t\u00ednh<\/td>C\u00e1c c\u1ea5p bu l\u00f4ng nh\u01b0 8.8, 10.9, 12.9<\/td><\/tr>
EN 15048 \/ EN 14399<\/td>C\u1ee5m bu l\u00f4ng k\u1ebft c\u1ea5u<\/td>Tu\u00e2n th\u1ee7 h\u1ec7 th\u1ed1ng v\u00f2ng \u0111\u1ec7m bu-l\u00f4ng-\u0111ai \u1ed1c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua<\/h2>\n\n\n\n

\u0110\u1ed1i x\u1eed v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 nhau<\/h3>\n\n\n\n

M\u1ed9t l\u1ed7i ph\u1ed5 bi\u1ebfn l\u00e0 cho r\u1eb1ng c\u00e1c s\u1ed1 DIN, ISO v\u00e0 EN c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho nhau. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng gi\u1ed1ng nhau.<\/p>\n\n\n\n

Ng\u01b0\u1eddi mua n\u00ean x\u00e1c nh\u1eadn:<\/p>\n\n\n\n

    \n
  1. Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/li>\n\n\n\n
  2. Ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc<\/li>\n\n\n\n
  3. L\u1edbp c\u01a1 kh\u00ed<\/li>\n\n\n\n
  4. Cao \u0111\u1ed9 ren<\/li>\n\n\n\n
  5. Y\u00eau c\u1ea7u l\u1edbp ph\u1ee7<\/li>\n\n\n\n
  6. K\u1ebft h\u1ee3p \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m<\/li>\n\n\n\n
  7. Y\u00eau c\u1ea7u ki\u1ec3m tra ho\u1eb7c ch\u1ee9ng nh\u1eadn<\/li>\n<\/ol>\n\n\n\n

    \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn ch\u1ecbu l\u1ef1c, h\u00e3y xem l\u1ea1i \u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

    L\u1edbp ph\u1ee7 v\u00e0 v\u1eadt li\u1ec7u v\u1eabn c\u00f2n quan tr\u1ecdng<\/h2>\n\n\n\n

    Ti\u00eau chu\u1ea9n h\u1ec7 m\u00e9t kh\u00f4ng t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. M\u1ea1 k\u1ebdm, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, v\u1ea3y k\u1ebdm, th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 ho\u00e0n thi\u1ec7n tr\u01a1n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ri\u00eang.<\/p>\n\n\n\n

    \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng nh\u1ea1y c\u1ea3m v\u1edbi s\u1ef1 \u0103n m\u00f2n, h\u00e3y so s\u00e1nh \u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a> ho\u1eb7c \u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a>.<\/p>\n\n\n\n

    L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n

    C\u00e1c ti\u00eau chu\u1ea9n DIN, ISO v\u00e0 EN, m\u1ed7i ti\u00eau chu\u1ea9n c\u00f3 m\u1ed9t vai tr\u00f2 kh\u00e1c nhau trong vi\u1ec7c mua chi ti\u1ebft si\u1ebft ch\u1eb7t theo h\u1ec7 m\u00e9t. DIN v\u1eabn c\u00f2n ph\u1ed5 bi\u1ebfn trong c\u00e1c b\u1ea3n v\u1ebd c\u0169. ISO \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch qu\u1ed1c t\u1ebf. EN r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n d\u1ef1a tr\u00ean c\u1ea5u tr\u00fac v\u00e0 tu\u00e2n th\u1ee7 c\u1ee7a Ch\u00e2u \u00c2u.<\/p>\n\n\n\n

    An to\u00e0n nh\u1ea5t n\u00ean x\u00e1c \u0111\u1ecbnh ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m, c\u1ea5p c\u01a1 kh\u00ed, v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7, ren, c\u00e1c b\u1ed9 ph\u1eadn ph\u00f9 h\u1ee3p, t\u00e0i li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1eb7c bi\u1ec7t, s\u1eed d\u1ee5ng (RFQ) \u1ed1c v\u00edt phi ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh<\/a> v\u00e0 cung c\u1ea5p b\u1ea3n v\u1ebd tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

    <\/p>","protected":false},"excerpt":{"rendered":"

    Metric fastener standards can be confusing for buyers. A quotation may mention DIN 933, ISO 4017, EN 15048, or ISO 898-1, but these numbers do not all control the same thing. Some standards define dimensions. Some define mechanical properties. Some define structural assembly and compliance requirements. For procurement teams, the key is to know what […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6827","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/comments?post=6827"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6827\/revisions"}],"predecessor-version":[{"id":6919,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6827\/revisions\/6919"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}