{"id":6636,"date":"2021-08-19T11:48:34","date_gmt":"2021-08-19T03:48:34","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6636"},"modified":"2026-06-18T11:50:15","modified_gmt":"2026-06-18T03:50:15","slug":"nuts-washers-and-matching-guide-complete-buyers-guide-for-rfqs","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/nuts-washers-and-matching-guide-complete-buyers-guide-for-rfqs\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 k\u1ebft h\u1ee3p: H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 RFQ d\u00e0nh cho ng\u01b0\u1eddi mua"},"content":{"rendered":"<p>C\u00e1c \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 nh\u1eefng ph\u1ee5 ki\u1ec7n nh\u1ecf trong chi ti\u1ebft si\u1ebft ch\u1eb7t. H\u1ecd quy\u1ebft \u0111\u1ecbnh xem bu-l\u00f4ng c\u00f3 th\u1ec3 k\u1eb9p ch\u00ednh x\u00e1c, gi\u1eef t\u1ea3i tr\u01b0\u1edbc, ch\u1ed1ng rung v\u00e0 v\u01b0\u1ee3t qua ki\u1ec3m tra hay kh\u00f4ng. (RFQ)<\/p>\n\n\n\n<p>M\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua r\u1ea5t \u0111\u01a1n gi\u1ea3n: th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a bu l\u00f4ng \u0111\u00e3 ho\u00e0n t\u1ea5t nh\u01b0ng \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m ch\u1ec9 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 \u201ckh\u1edbp\u201d. \u0110i\u1ec1u \u0111\u00f3 l\u00e0 kh\u00f4ng \u0111\u1ee7 cho c\u00e1c \u0111\u01a1n \u0111\u1eb7t h\u00e0ng c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao vi\u1ec7c k\u1ebft h\u1ee3p \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p>M\u1ed1i n\u1ed1i b\u1eaft v\u00edt ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng. Bu l\u00f4ng mang t\u1ea3i. \u0110ai \u1ed1c cung c\u1ea5p s\u1ef1 g\u1eafn k\u1ebft c\u1ee7a ren. V\u00f2ng \u0111\u1ec7m h\u1ed7 tr\u1ee3 b\u1ec1 m\u1eb7t \u1ed5 tr\u1ee5c v\u00e0 gi\u00fap ph\u00e2n ph\u1ed1i l\u1ef1c k\u1eb9p.<\/p>\n\n\n\n<p>N\u1ebfu m\u1ed9t b\u1ed9 ph\u1eadn sai, to\u00e0n b\u1ed9 kh\u1edbp s\u1ebd tr\u1edf n\u00ean kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p>\u0110\u1ec3 t\u00ecm ngu\u1ed3n cung \u1ee9ng \u0111\u1ea7y \u0111\u1ee7, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i to\u00e0n b\u1ed9 <a href=\"https:\/\/xzfastener.com\/vi\/home\/products\/\">s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> tr\u01b0\u1edbc khi chu\u1ea9n b\u1ecb m\u1ed9t RFQ.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i h\u1ea1t ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ecdn theo ch\u1ee9c n\u0103ng, kh\u00f4ng ch\u1ec9 k\u00edch th\u01b0\u1edbc<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i \u0111ai \u1ed1c<\/th><th>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th><th>\u0110i\u1ec3m ch\u00ednh (RFQ)<\/th><\/tr><\/thead><tbody><tr><td>\u0111ai \u1ed1c l\u1ee5c gi\u00e1c<\/td><td>M\u1ed1i n\u1ed1i bu l\u00f4ng th\u00f4ng d\u1ee5ng<\/td><td>Ph\u00f9 h\u1ee3p v\u1edbi cao \u0111\u1ed9 v\u00e0 c\u1ea5p \u0111\u1ed9 c\u1ee7a ch\u1ee7 \u0111\u1ec1<\/td><\/tr><tr><td>\u0110ai \u1ed1c l\u1ee5c gi\u00e1c n\u1eb7ng<\/td><td>C\u00e1c m\u1ed1i n\u1ed1i k\u1ebft c\u1ea5u v\u00e0 ch\u1ecbu t\u1ea3i cao<\/td><td>X\u00e1c nh\u1eadn ti\u00eau chu\u1ea9n v\u00e0 l\u1edbp s\u1ee9c m\u1ea1nh<\/td><\/tr><tr><td>\u0110ai \u1ed1c kh\u00f3a ch\u00e8n nylon<\/td><td>Ki\u1ec3m so\u00e1t \u0111\u1ed9 rung nh\u1eb9<\/td><td>Ki\u1ec3m tra gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9<\/td><\/tr><tr><td>\u0110ai \u1ed1c kh\u00f3a ho\u00e0n to\u00e0n b\u1eb1ng kim lo\u1ea1i<\/td><td>\u1ee8ng d\u1ee5ng nhi\u1ec7t ho\u1eb7c rung<\/td><td>X\u00e1c nh\u1eadn m\u00f4-men xo\u1eafn hi\u1ec7n h\u00e0nh<\/td><\/tr><tr><td>\u0110ai \u1ed1c m\u1eb7t b\u00edch<\/td><td>B\u1ec1 m\u1eb7t ch\u1ecbu l\u1ef1c r\u1ed9ng h\u01a1n<\/td><td>Ki\u1ec3m tra r\u0103ng c\u01b0a v\u00e0 l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>\u0111ai \u1ed1c<\/td><td>B\u1ea3o v\u1ec7 ch\u1ee7 \u0111\u1ec1 v\u00e0 s\u1ef1 xu\u1ea5t hi\u1ec7n<\/td><td>X\u00e1c nh\u1eadn \u0111\u1ed9 s\u00e2u ren c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi m\u1eb7t h\u00e0ng ti\u00eau chu\u1ea9n, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 tham kh\u1ea3o <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> v\u00e0 ch\u1ec9 \u0111\u1ecbnh ti\u00eau chu\u1ea9n \u0111ai \u1ed1c ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i v\u00f2ng \u0111\u1ec7m ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Quy t\u1eafc l\u1ef1a ch\u1ecdn v\u00f2ng \u0111\u1ec7m<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i v\u00f2ng \u0111\u1ec7m<\/th><th>Ch\u1ee9c n\u0103ng ch\u00ednh<\/th><th>\u0110i\u1ec3m ch\u00ednh (RFQ)<\/th><\/tr><\/thead><tbody><tr><td>V\u00f2ng \u0111\u1ec7m ph\u1eb3ng<\/td><td>Ph\u00e2n ph\u1ed1i t\u1ea3i<\/td><td>ID, OD, \u0111\u1ed9 d\u00e0y<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m c\u1ee9ng<\/td><td>M\u1ed1i n\u1ed1i c\u00f3 \u0111\u1ed9 b\u1ec1n cao<\/td><td>\u0110\u1ed9 c\u1ee9ng v\u00e0 ti\u00eau chu\u1ea9n<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m m\u00f9a xu\u00e2n<\/td><td>C\u00f4ng d\u1ee5ng ch\u1ed1ng n\u1edbi l\u1ecfng nh\u1eb9<\/td><td>Hi\u1ec7u qu\u1ea3 h\u1ea1n ch\u1ebf khi rung \u0111\u1ed9ng m\u1ea1nh<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m ch\u1eafn b\u00f9n<\/td><td>Di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c l\u1edbn h\u01a1n<\/td><td>H\u1eefu \u00edch tr\u00ean c\u00e1c v\u1eadt li\u1ec7u m\u1ecfng ho\u1eb7c m\u1ec1m<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m kh\u00f3a n\u00eam<\/td><td>Rung \u0111\u1ed9ng m\u1ea1nh<\/td><td>X\u00e1c nh\u1eadn h\u01b0\u1edbng v\u00f2ng \u0111\u1ec7m \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m vu\u00f4ng<\/td><td>M\u1ed1i n\u1ed1i x\u00e2y d\u1ef1ng v\u00e0 g\u1ed7<\/td><td>K\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 d\u00e0y y\u00eau c\u1ea7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 ki\u1ec3m tra <a href=\"https:\/\/xzfastener.com\/vi\/fastener-type\/washers\/\">s\u1ea3n ph\u1ea9m v\u00f2ng \u0111\u1ec7m<\/a> khi k\u1ebft h\u1ee3p v\u00f2ng \u0111\u1ec7m v\u1edbi bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quy t\u1eafc so kh\u1edbp cho RFQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Tr\u1eadn \u0111\u1ea5u ch\u1ee7 \u0111\u1ec1 \u0111\u1ebfn tr\u01b0\u1edbc<\/h3>\n\n\n\n<p>Ren \u0111ai \u1ed1c ph\u1ea3i kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi ren bu l\u00f4ng. C\u00e1c lu\u1ed3ng h\u1ec7 m\u00e9t th\u00f4, h\u1ec7 m\u00e9t m\u1ecbn, UNF v\u00e0 UNF kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau \u0111\u01b0\u1ee3c. (UNC)<\/p>\n\n\n\n<p>Lu\u00f4n n\u00eau r\u00f5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Diameter<\/li>\n\n\n\n<li>B\u01b0\u1edbc ren ho\u1eb7c TPI<\/li>\n\n\n\n<li>Ti\u00eau chu\u1ea9n ch\u1ee7 \u0111\u1ec1<\/li>\n\n\n\n<li>L\u1edbp h\u1ea1t<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng l\u1edbp ph\u1ee7<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch l\u1edbp<\/h3>\n\n\n\n<p>Kh\u00f4ng n\u00ean gh\u00e9p bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao v\u1edbi \u0111ai \u1ed1c y\u1ebfu. \u0110\u1ed1i v\u1edbi c\u00e1c c\u1ee5m ch\u1ecbu l\u1ef1c, h\u00e3y ch\u1ec9 \u0111\u1ecbnh c\u1ea5p \u0111\u1ed9 c\u1ee9ng c\u1ee7a bu l\u00f4ng, c\u1ea5p \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m c\u00f9ng nhau. Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch l\u1edbp ph\u1ee7<\/h3>\n\n\n\n<p>L\u1edbp ph\u1ee7 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt c\u1ee7a ren v\u00e0 tr\u1ea1ng th\u00e1i m\u00f4-men xo\u1eafn. M\u1ea1 k\u1ebdm, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, v\u1ea3y k\u1ebdm, PTFE v\u00e0 ho\u00e0n thi\u1ec7n b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 m\u1ed9t c\u1ee5m ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a> ho\u1eb7c <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra cho \u0110ai \u1ed1c v\u00e0 V\u00f2ng \u0111\u1ec7m<\/h2>\n\n\n\n<p>Cung c\u1ea5p c\u00e1c chi ti\u1ebft n\u00e0y tr\u01b0\u1edbc khi y\u00eau c\u1ea7u b\u00e1o gi\u00e1:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>K\u00edch th\u01b0\u1edbc bu l\u00f4ng v\u00e0 ti\u00eau chu\u1ea9n<\/li>\n\n\n\n<li>Lo\u1ea1i \u0111ai \u1ed1c, c\u1ea5p \u0111\u1ed9, b\u01b0\u1edbc ren v\u00e0 l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>Lo\u1ea1i v\u00f2ng \u0111\u1ec7m, ID, OD, \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 c\u1ee9ng<\/li>\n\n\n\n<li>S\u1ed1 l\u01b0\u1ee3ng \u0111\u1eb7t ho\u00e0n ch\u1ec9nh ho\u1eb7c s\u1ed1 l\u01b0\u1ee3ng ph\u1ea7n r\u1eddi<\/li>\n\n\n\n<li>T\u1ea3i tr\u1ecdng l\u00e0m vi\u1ec7c, \u0111\u1ed9 rung v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/li>\n\n\n\n<li>B\u00e1o c\u00e1o ho\u1eb7c gi\u1ea5y ch\u1ee9ng nh\u1eadn ki\u1ec3m tra c\u1ea7n thi\u1ebft<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 \u0111\u00f3ng g\u00f3i v\u00e0 ghi nh\u00e3n<\/li>\n<\/ol>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi k\u00edch th\u01b0\u1edbc v\u00f2ng \u0111\u1ec7m \u0111\u1eb7c bi\u1ec7t, \u0111ai \u1ed1c b\u1ea5t th\u01b0\u1eddng ho\u1eb7c c\u1ee5m l\u1eafp r\u00e1p d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd, h\u00e3y s\u1eed d\u1ee5ng <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/custom-non-standard-fasteners\/\">\u1ed1c v\u00edt phi ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>M\u1ed9t RFQ r\u00f5 r\u00e0ng s\u1ebd x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u1ee5m chi ti\u1ebft si\u1ebft ch\u1eb7t. \u0110\u1eebng \u0111\u1ec3 ch\u00fang l\u00e0 \u201cc\u00e1c b\u1ed9 ph\u1eadn ph\u00f9 h\u1ee3p\u201d. Ch\u1ec9 \u0111\u1ecbnh ren, c\u1ea5p, k\u00edch th\u01b0\u1edbc, l\u1edbp ph\u1ee7, \u0111\u1ed9 c\u1ee9ng, s\u1ed1 l\u01b0\u1ee3ng v\u00e0 \u1ee9ng d\u1ee5ng. \u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba vi\u1ec7c l\u1eafp r\u00e1p sai, ch\u1eadm tr\u1ec5 trong l\u1eafp \u0111\u1eb7t v\u00e0 tranh ch\u1ea5p v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng sau khi v\u1eadn chuy\u1ec3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Nuts and washers should not be treated as small accessories in a fastener RFQ. They decide whether the bolt can clamp correctly, hold preload, resist vibration, and pass inspection. A common buyer mistake is simple: the bolt specification is complete, but the nut and washer are described only as \u201cmatching.\u201d That is not enough 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":[481],"class_list":["post-6636","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-nuts-washers-matching-guide"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6636","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=6636"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6636\/revisions"}],"predecessor-version":[{"id":6637,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6636\/revisions\/6637"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}