{"id":7313,"date":"2023-12-07T01:57:00","date_gmt":"2023-12-06T17:57:00","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7313"},"modified":"2026-06-24T01:58:22","modified_gmt":"2026-06-23T17:58:22","slug":"din-7991-vs-iso-10642-countersunk-screws-buyers-guide","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/din-7991-vs-iso-10642-countersunk-screws-buyers-guide\/","title":{"rendered":"DIN 7991 so v\u1edbi ISO 10642 V\u00edt ch\u00ecm: H\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi mua"},"content":{"rendered":"<p>C\u00e1c v\u00edt ch\u00ecm DIN 7991 v\u00e0 ISO 10642 th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea c\u00f9ng nhau, nh\u01b0ng ng\u01b0\u1eddi mua kh\u00f4ng n\u00ean ch\u1ea5p nh\u1eadn vi\u1ec7c thay th\u1ebf ch\u1ec9 b\u1eb1ng t\u00ean. Tr\u00ean b\u00e0n ki\u1ec3m tra, c\u00e1c v\u00edt n\u00e0y tr\u00f4ng \u0111\u01a1n gi\u1ea3n: \u0111\u1ea7u ch\u00ecm ph\u1eb3ng, \u1ed5 c\u1eafm l\u1ee5c gi\u00e1c, ren h\u1ec7 m\u00e9t. Trong l\u1eafp r\u00e1p th\u1ef1c t\u1ebf, nh\u1eefng kh\u00e1c bi\u1ec7t nh\u1ecf v\u1ec1 h\u00ecnh d\u1ea1ng \u0111\u1ea7u, \u0111\u1ed9 s\u00e2u \u1ed5 c\u1eafm, chi\u1ec1u d\u00e0i ren v\u00e0 t\u00ecnh tr\u1ea1ng ch\u1ed7 ng\u1ed3i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt.<\/p>\n\n\n\n<p>D\u00e0nh cho ng\u01b0\u1eddi mua so s\u00e1nh c\u00e1c ti\u00eau chu\u1ea9n chi ti\u1ebft si\u1ebft ch\u1eb7t DIN v\u00e0 ISO, XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/din-iso-fastener-standards-complete-overview-for-industrial-buyers\/\">DIN ISO H\u01b0\u1edbng d\u1eabn ti\u00eau chu\u1ea9n chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> l\u00e0 m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o h\u1eefu \u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">DIN 7991 v\u00e0 ISO 10642 V\u00edt l\u00e0 g\u00ec?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u1ea3 hai \u0111\u1ec1u l\u00e0 v\u00edt ch\u00ecm \u1ed5 c\u1eafm hex<\/h3>\n\n\n\n<p>DIN 7991 v\u00e0 ISO 10642 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn v\u00edt c\u00f3 \u0111\u1ea7u ch\u00ecm h\u00ecnh l\u1ee5c gi\u00e1c. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i \u0111\u1ea7u v\u00edt ph\u1ea3i n\u1eb1m ngang b\u1eb1ng v\u1edbi b\u1ec1 m\u1eb7t, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u1ecf m\u00e1y, t\u1ea5m khu\u00f4n, \u0111\u1ed3 \u0111\u1ea1c, b\u1ea3ng thi\u1ebft b\u1ecb v\u00e0 c\u1ee5m l\u1eafp r\u00e1p ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p>S\u1ea3n ph\u1ea9m c\u01a1 b\u1ea3n t\u01b0\u01a1ng t\u1ef1 nhau nh\u01b0ng b\u1ea3n v\u1ebd ph\u1ea3i lu\u00f4n n\u00eau r\u00f5 ti\u00eau chu\u1ea9n ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c<\/th><th>DIN 7991<\/th><th>ISO 10642<\/th><\/tr><\/thead><tbody><tr><td>Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td><td>V\u00edt ch\u00ecm \u1ed5 c\u1eafm l\u1ee5c gi\u00e1c<\/td><td>V\u00edt ch\u00ecm \u1ed5 c\u1eafm l\u1ee5c gi\u00e1c<\/td><\/tr><tr><td>Ki\u1ec3u \u0111\u1ea7u<\/td><td>90\u00b0 \u0111\u1ea7u ch\u00ecm<\/td><td>90\u00b0 \u0111\u1ea7u ch\u00ecm<\/td><\/tr><tr><td>L\u00e1i xe<\/td><td>\u1ed4 c\u1eafm l\u1ee5c gi\u00e1c b\u00ean trong<\/td><td>\u1ed4 c\u1eafm l\u1ee5c gi\u00e1c b\u00ean trong<\/td><\/tr><tr><td>s\u1eed d\u1ee5ng chung<\/td><td>M\u00e1y m\u00f3c v\u00e0 thi\u1ebft b\u1ecb<\/td><td>Cung c\u1ea5p m\u00e1y m\u00f3c v\u00e0 ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u<\/td><\/tr><tr><td>M\u1ed1i quan t\u00e2m c\u1ee7a ng\u01b0\u1eddi mua<\/td><td>B\u1ea3n v\u1ebd v\u00e0 ch\u1ee9ng kho\u00e1n k\u1ebf th\u1eeba<\/td><td>C\u0103n ch\u1ec9nh ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf hi\u1ec7n h\u00e0nh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao ng\u01b0\u1eddi mua kh\u00f4ng n\u00ean coi ch\u00fang m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng gi\u1ed1ng h\u1ec7t nhau<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea7u x\u1ea3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u0169i khoan<\/h3>\n\n\n\n<p>V\u00edt ch\u00ecm c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00e9m h\u01a1n so v\u1edbi bu l\u00f4ng l\u1ee5c gi\u00e1c. N\u1ebfu \u0111\u01b0\u1eddng k\u00ednh \u0111\u1ea7u v\u00edt, chi\u1ec1u cao \u0111\u1ea7u v\u00edt ho\u1eb7c g\u00f3c m\u0169i khoan kh\u00f4ng kh\u1edbp v\u1edbi l\u1ed7 ti\u1ebfp gi\u00e1p th\u00ec v\u00edt c\u00f3 th\u1ec3 b\u1ecb v\u00eanh, l\u00fan qu\u00e1 s\u00e2u ho\u1eb7c t\u1ea3i kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n<p>V\u1ec1 c\u00e1c b\u1ed9 ph\u1eadn s\u1ea3n xu\u1ea5t, t\u00f4i th\u01b0\u1eddng ki\u1ec3m tra ba \u0111i\u1ec1u tr\u01b0\u1edbc ti\u00ean:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u0110\u1ea7u c\u00f3 ph\u1eb3ng l\u1ea1i sau khi si\u1ebft ch\u1eb7t kh\u00f4ng?<\/li>\n\n\n\n<li>\u1ed4 c\u1eafm hex c\u00f3 ch\u1ea5p nh\u1eadn kh\u00f3a ch\u00ednh x\u00e1c m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng kh\u00f4ng?<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i v\u00edt c\u00f3 cung c\u1ea5p \u0111\u1ee7 \u0111\u1ed9 b\u00e1m ren m\u00e0 kh\u00f4ng b\u1ecb ch\u1ea1m \u0111\u00e1y kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n<p>N\u1ebfu b\u1ea5t k\u1ef3 \u0111i\u1ec1u n\u00e0o trong s\u1ed1 n\u00e0y kh\u00f4ng th\u00e0nh c\u00f4ng, t\u00ean ti\u00eau chu\u1ea9n tr\u00ean h\u1ed9p s\u1ebd kh\u00f4ng gi\u00fap \u00edch g\u00ec cho d\u00e2y chuy\u1ec1n l\u1eafp r\u00e1p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u00e9c c\u1ee7a ng\u01b0\u1eddi mua ch\u00ednh<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">X\u00e1c nh\u1eadn k\u00edch th\u01b0\u1edbc tr\u01b0\u1edbc khi thay th\u1ebf<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0110i\u1ec3m ki\u1ec3m tra<\/th><th>T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u01b0\u1eddng k\u00ednh \u0111\u1ea7u<\/td><td>Ki\u1ec3m so\u00e1t ch\u1ed7 ng\u1ed3i ph\u1eb3ng<\/td><\/tr><tr><td>Chi\u1ec1u cao \u0111\u1ea7u<\/td><td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 s\u00e2u m\u0169i khoan<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc \u1ed5 c\u1eafm<\/td><td>Ki\u1ec3m so\u00e1t s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a c\u00f4ng c\u1ee5 v\u00e0 lo\u1ea1i b\u1ecf r\u1ee7i ro<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i s\u1ee3i<\/td><td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 g\u1eafn k\u1ebft v\u00e0 k\u1eb9p<\/td><\/tr><tr><td>L\u1edbp v\u1eadt li\u1ec7u<\/td><td>Ki\u1ec3m so\u00e1t s\u1ee9c m\u1ea1nh v\u00e0 gi\u1edbi h\u1ea1n \u1ee9ng d\u1ee5ng<\/td><\/tr><tr><td>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n<\/td><td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 kh\u00edt c\u1ee7a ren<\/td><\/tr><tr><td>B\u1ea3n v\u1ebd s\u1eeda \u0111\u1ed5i<\/td><td>Ng\u0103n ch\u1eb7n s\u1ef1 thay th\u1ebf di s\u1ea3n sai<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 l\u1edbp ph\u1ee7 th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/carbon-steel\/\">\u1ed1c v\u00edt th\u00e9p carbon<\/a>, <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a>v\u00e0 <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u1ea3i v\u00e0 gi\u1edbi h\u1ea1n \u1ee9ng d\u1ee5ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea7u ch\u00ecm c\u1ea7n s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn<\/h3>\n\n\n\n<p>V\u00edt ch\u00ecm kh\u00f4ng ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng nh\u01b0 bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c ho\u1eb7c v\u00edt c\u00f3 n\u1eafp \u0111\u1ea7u \u1ed5 c\u1eafm. H\u00ecnh d\u1ea1ng \u0111\u1ea7u t\u1ea1o ra m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ch\u1ecbu l\u1ef1c kh\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c c\u1ee5m l\u1eafp r\u00e1p c\u00f3 t\u1ea3i tr\u1ecdng cao ho\u1eb7c li\u00ean quan \u0111\u1ebfn an to\u00e0n, kh\u00f4ng n\u00ean ch\u1ecdn DIN 7991 ho\u1eb7c ISO 10642 ch\u1ec9 v\u00ec \u0111\u1ea7u ph\u1eb3ng.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng ch\u00fang khi c\u1ea7n l\u1eafp ph\u1eb3ng v\u00e0 thi\u1ebft k\u1ebf kh\u1edbp n\u1ed1i h\u1ed7 tr\u1ee3 t\u1ea3i. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 b\u1ec1n cao, h\u00e3y xem XZ Fastener <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">G\u1eedi y\u00eau c\u1ea7u \u0111\u1ea7y \u0111\u1ee7<\/h3>\n\n\n\n<p>M\u1ed9t RFQ r\u00f5 r\u00e0ng n\u00ean bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n b\u1eaft bu\u1ed9c: DIN 7991, ISO 10642, ho\u1eb7c theo b\u1ea3n v\u1ebd c\u1ee5 th\u1ec3.<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc, cao \u0111\u1ed9 v\u00e0 chi\u1ec1u d\u00e0i.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u to\u00e0n b\u1ed9 ho\u1eb7c m\u1ed9t ph\u1ea7n ch\u1ee7 \u0111\u1ec1.<\/li>\n\n\n\n<li>L\u1edbp v\u1eadt ch\u1ea5t v\u00e0 thu\u1ed9c t\u00ednh.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t v\u00e0 \u0103n m\u00f2n.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ph\u00f9 h\u1ee3p v\u1edbi m\u0169i khoan n\u1ebfu quan tr\u1ecdng.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 ch\u1ee9ng ch\u1ec9 v\u00e0 ki\u1ec3m tra.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ph\u00ea duy\u1ec7t m\u1eabu cho c\u00e1c d\u1ef1 \u00e1n thay th\u1ebf.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi v\u00edt ch\u00ecm ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd, h\u00e3y g\u1eedi b\u1ea3n v\u1ebd v\u00e0 chi ti\u1ebft \u1ee9ng d\u1ee5ng qua <a href=\"https:\/\/xzfastener.com\/vi\/home\/contact-us\/\">XZ Fastener Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khuy\u1ebfn ngh\u1ecb cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>S\u1eed d\u1ee5ng ISO 10642 khi d\u1ef1 \u00e1n y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf hi\u1ec7n h\u00e0nh. S\u1eed d\u1ee5ng DIN 7991 khi b\u1ea3n v\u1ebd, danh s\u00e1ch ph\u1ee5 t\u00f9ng thay th\u1ebf ho\u1eb7c thi\u1ebft b\u1ecb c\u0169 y\u00eau c\u1ea7u n\u00f3 m\u1ed9t c\u00e1ch c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p>Tr\u01b0\u1edbc khi thay th\u1ebf DIN 7991 b\u1eb1ng ISO 10642, h\u00e3y x\u00e1c nh\u1eadn \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a \u0111\u1ea7u, k\u00edch th\u01b0\u1edbc \u1ed5 c\u1eafm, chi\u1ec1u d\u00e0i ren, c\u1ea5p v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7 v\u00e0 t\u1ea3i tr\u1ecdng \u1ee9ng d\u1ee5ng. \u0110\u1ed1i v\u1edbi v\u00edt ch\u00ecm, vi\u1ec7c \u0111\u1eb7t \u0111\u00fang v\u1ecb tr\u00ed c\u0169ng quan tr\u1ecdng nh\u01b0 k\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c.<\/p>","protected":false},"excerpt":{"rendered":"<p>DIN 7991 and ISO 10642 countersunk screws are often listed together, but buyers should not approve substitution only by name. On the inspection table, these screws look simple: flat countersunk head, hex socket drive, metric thread. In real assembly, small differences in head geometry, socket depth, thread length, and seating condition can affect fit. For [&hellip;]<\/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":[479],"tags":[497],"class_list":["post-7313","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-fastener-standards-cross-reference"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7313","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=7313"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7313\/revisions"}],"predecessor-version":[{"id":7314,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7313\/revisions\/7314"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=7313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=7313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=7313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}