{"id":6892,"date":"2024-06-06T01:29:51","date_gmt":"2024-06-05T17:29:51","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6892"},"modified":"2026-06-23T01:31:15","modified_gmt":"2026-06-22T17:31:15","slug":"marine-fastener-size-guide-for-stainless-steel-bolts-and-nuts","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/marine-fastener-size-guide-for-stainless-steel-bolts-and-nuts\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn k\u00edch th\u01b0\u1edbc chi ti\u1ebft si\u1ebft ch\u1eb7t h\u00e0ng h\u1ea3i cho bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9"},"content":{"rendered":"

\u1ed0c v\u00edt h\u00e0ng h\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho nhi\u1ec1u k\u00edch th\u01b0\u1edbc h\u01a1n c\u01a1 b\u1ea3n. N\u01b0\u1edbc mu\u1ed1i, \u0111\u1ed9 \u1ea9m, \u0111\u1ed9 rung v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn b\u1ea3o tr\u00ec \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c c\u1ee5m bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t theo th\u1eddi gian hay kh\u00f4ng.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua, l\u1ed7i ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 \u0111\u1eb7t h\u00e0ng \u201cbu l\u00f4ng v\u00e0 \u0111ai \u1ed1c kh\u00f4ng g\u1ec9\u201d m\u00e0 kh\u00f4ng x\u00e1c nh\u1eadn c\u1ea5p \u0111\u1ed9, ren, b\u01b0\u1edbc, chi\u1ec1u d\u00e0i, v\u00f2ng \u0111\u1ec7m v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c.<\/p>\n\n\n\n

T\u1ea1i sao k\u00edch th\u01b0\u1edbc chi ti\u1ebft si\u1ebft ch\u1eb7t h\u00e0ng h\u1ea3i l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n

Ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc Ph\u00f9 h\u1ee3p, t\u1ea3i tr\u1ecdng v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng<\/h3>\n\n\n\n

Chi ti\u1ebft si\u1ebft ch\u1eb7t h\u00e0ng h\u1ea3i ph\u1ea3i v\u1eeba v\u1edbi l\u1ed7, cung c\u1ea5p \u0111\u1ee7 ren v\u00e0 h\u1ed7 tr\u1ee3 t\u1ea3i tr\u1ecdng k\u1eb9p c\u1ea7n thi\u1ebft. N\u1ebfu bu l\u00f4ng qu\u00e1 ng\u1eafn, \u0111ai \u1ed1c c\u00f3 th\u1ec3 kh\u00f4ng \u0103n kh\u1edbp ho\u00e0n to\u00e0n. N\u1ebfu qu\u00e1 d\u00e0i, c\u00e1c s\u1ee3i ch\u1ec9 l\u1ed9 ra ngo\u00e0i c\u00f3 th\u1ec3 t\u00edch t\u1ee5 mu\u1ed1i v\u00e0 b\u1ee5i b\u1ea9n.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn bu l\u00f4ng bi\u1ec3n th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i s\u1ea3n ph\u1ea9m bu l\u00f4ng<\/a> v\u00e0 x\u00e1c nh\u1eadn ti\u00eau chu\u1ea9n ch\u00ednh x\u00e1c tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/p>\n\n\n\n

K\u00edch th\u01b0\u1edbc s\u1ed1 li\u1ec7u ph\u1ed5 bi\u1ebfn cho bu l\u00f4ng kh\u00f4ng g\u1ec9 h\u00e0ng h\u1ea3i<\/h2>\n\n\n\n

Tham kh\u1ea3o k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf<\/h3>\n\n\n\n
K\u00edch th\u01b0\u1edbc s\u1ed1 li\u1ec7u<\/th>Cao \u0111\u1ed9 th\u00f4 ph\u1ed5 bi\u1ebfn<\/th>S\u1eed d\u1ee5ng h\u00e0ng h\u1ea3i \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead>
M6<\/td>1.0 mm<\/td>T\u1ea5m \u0111\u00e8n, v\u1ecf, gi\u00e1 \u0111\u1ee1 nh\u1ecf<\/td><\/tr>
M8<\/td>1.25 mm<\/td>Ph\u1ee5 ki\u1ec7n \u0111\u01b0\u1eddng ray, ph\u1ea7n c\u1ee9ng boong, v\u1ecf thi\u1ebft b\u1ecb<\/td><\/tr>
M10<\/td>1.5 mm<\/td>Gi\u00e1 \u0111\u1ee1, gi\u00e1 \u0111\u1ee1, khung trung b\u00ecnh<\/td><\/tr>
M12<\/td>1.75 mm<\/td>\u0110\u1ebf m\u00e1y, k\u1ebft c\u1ea5u \u0111\u1ee1<\/td><\/tr>
M16<\/td>2.0 mm<\/td>Gi\u00e1 \u0111\u1ee1 n\u1eb7ng, ph\u1ea7n c\u1ee9ng c\u1ee7a b\u1ebfn t\u00e0u, khung h\u00e0ng h\u1ea3i<\/td><\/tr>
M20<\/td>2.5 mm<\/td>H\u1ed7 tr\u1ee3 l\u1edbn v\u00e0 c\u00e1c t\u1ed5 h\u1ee3p li\u00ean quan \u0111\u1ebfn n\u1ec1n m\u00f3ng<\/td><\/tr>
M24<\/td>3.0 mm<\/td>C\u01a1 s\u1edf thi\u1ebft b\u1ecb v\u00e0 c\u00f4ng tr\u00ecnh h\u00e0ng h\u1ea3i h\u1ea1ng n\u1eb7ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Bi\u1ec3u \u0111\u1ed3 n\u00e0y ch\u1ec9 l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u. K\u00edch th\u01b0\u1edbc cu\u1ed1i c\u00f9ng ph\u1ea3i tu\u00e2n theo b\u1ea3n v\u1ebd, y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u1ed1c v\u00edt h\u1ec7 m\u00e9t ti\u00eau chu\u1ea9n, h\u00e3y xem l\u1ea1i \u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a>.<\/p>\n\n\n\n

L\u1ef1a ch\u1ecdn l\u1edbp th\u00e9p kh\u00f4ng g\u1ec9<\/h2>\n\n\n\n

A2 v\u00e0 A4 trong s\u1eed d\u1ee5ng h\u00e0ng h\u1ea3i<\/h3>\n\n\n\n

Th\u00e9p kh\u00f4ng g\u1ec9 A2 l\u00e0 ph\u1ed5 bi\u1ebfn cho kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n n\u00f3i chung. Th\u00e9p kh\u00f4ng g\u1ec9 A4, th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng khi ti\u1ebfp x\u00fac v\u1edbi bi\u1ec3n ho\u1eb7c clorua. (316)<\/p>\n\n\n\n

Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t \u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a> khi l\u1ef1a ch\u1ecdn \u1ed1c v\u00edt 304, 316, A2, ho\u1eb7c A4.<\/p>\n\n\n\n

\u0110\u1eebng cho r\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 lu\u00f4n c\u00f3 ngh\u0129a l\u00e0 \u0111\u1ed9 b\u1ec1n cao. X\u00e1c nh\u1eadn l\u1edbp thu\u1ed9c t\u00ednh, ch\u1eb3ng h\u1ea1n nh\u01b0 A2-70 ho\u1eb7c A4-80, khi t\u1ea3i c\u00f3 v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n

K\u1ebft h\u1ee3p bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c<\/h2>\n\n\n\n

Ch\u1ee7 \u0111\u1ec1 ph\u1ea3i kh\u1edbp ch\u00ednh x\u00e1c<\/h3>\n\n\n\n

Bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c kh\u00f4ng g\u1ec9 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh, b\u01b0\u1edbc r\u0103ng v\u00e0 h\u1ec7 th\u1ed1ng ren. 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

X\u00e1c nh\u1eadn:<\/p>\n\n\n\n

    \n
  1. K\u00edch th\u01b0\u1edbc v\u00e0 chi\u1ec1u d\u00e0i bu l\u00f4ng<\/li>\n\n\n\n
  2. B\u01b0\u1edbc ren ho\u1eb7c TPI<\/li>\n\n\n\n
  3. Ren to\u00e0n b\u1ed9 ho\u1eb7c ch\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n<\/li>\n\n\n\n
  4. L\u1edbp h\u1ea1t v\u00e0 v\u1eadt li\u1ec7u<\/li>\n\n\n\n
  5. K\u00edch th\u01b0\u1edbc v\u00e0 v\u1eadt li\u1ec7u v\u00f2ng \u0111\u1ec7m<\/li>\n\n\n\n
  6. Y\u00eau c\u1ea7u ch\u1ed1ng k\u1eb9t ho\u1eb7c b\u00f4i tr\u01a1n<\/li>\n\n\n\n
  7. Nguy c\u01a1 d\u1ed3n n\u00e9n trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p<\/li>\n<\/ol>\n\n\n\n

    \u0110\u1ec3 l\u1ef1a ch\u1ecdn v\u00f2ng \u0111\u1ec7m, h\u00e3y ki\u1ec3m tra s\u1ea3n ph\u1ea9m v\u00f2ng \u0111\u1ec7m<\/a>.<\/p>\n\n\n\n

    L\u01b0u \u00fd v\u1ec1 l\u1edbp ph\u1ee7 v\u00e0 b\u1ec1 m\u1eb7t<\/h2>\n\n\n\n

    Th\u00e9p kh\u00f4ng g\u1ec9 th\u01b0\u1eddng kh\u00f4ng c\u1ea7n m\u1ea1 k\u1ebdm<\/h3>\n\n\n\n

    \u1ed0c v\u00edt kh\u00f4ng g\u1ec9 h\u00e0ng h\u1ea3i th\u01b0\u1eddng d\u1ef1a v\u00e0o v\u1eadt li\u1ec7u kh\u00f4ng g\u1ec9 \u0111\u1ec3 ch\u1ed1ng \u0103n m\u00f2n. Tuy nhi\u00ean, v\u1eabn c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i th\u1ee5 \u0111\u1ed9ng h\u00f3a, l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t ho\u1eb7c b\u00f4i tr\u01a1n ch\u1ed1ng m\u00f2n.<\/p>\n\n\n\n

    \u0110\u1ed1i v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn \u0111\u01b0\u1ee3c ph\u1ee7 kh\u00f4ng g\u1ec9, h\u00e3y so s\u00e1nh \u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a>.<\/p>\n\n\n\n

    Danh s\u00e1ch ki\u1ec3m tra cu\u1ed1i c\u00f9ng (RFQ)<\/h2>\n\n\n\n

    M\u1ed9t chi ti\u1ebft si\u1ebft ch\u1eb7t h\u00e0ng h\u1ea3i ho\u00e0n ch\u1ec9nh n\u00ean bao g\u1ed3m: (RFQ)<\/p>\n\n\n\n

    RFQ M\u1ee5c<\/th>Nh\u1eefng g\u00ec c\u1ea7n ch\u1ec9 \u0111\u1ecbnh<\/th><\/tr><\/thead>
    Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td>Bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, ch\u1ed1t, v\u00edt<\/td><\/tr>
    K\u00edch th\u01b0\u1edbc<\/td>\u0110\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i, b\u01b0\u1edbc<\/td><\/tr>
    V\u1eadt li\u1ec7u<\/td>304, 316, A2, A4<\/td><\/tr>
    L\u1edbp thu\u1ed9c t\u00ednh<\/td>A2-70, A4-70, A4-80, ho\u1eb7c c\u1ea5p d\u1ef1 \u00e1n<\/td><\/tr>
    Ti\u00eau chu\u1ea9n<\/td>ISO, DIN, ASTM, ASME, ho\u1eb7c b\u1ea3n v\u1ebd<\/td><\/tr>
    \u1ee8ng d\u1ee5ng<\/td>Boong, b\u1ebfn t\u00e0u, t\u00e0u, ngo\u00e0i kh\u01a1i, thi\u1ebft b\u1ecb<\/td><\/tr>
    Documents<\/td>MTC, b\u00e1o c\u00e1o ki\u1ec3m tra, truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    \u0110\u1ed1i v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn h\u00e0ng h\u1ea3i d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd, h\u00e3y s\u1eed d\u1ee5ng \u1ed1c v\u00edt phi ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh<\/a>.<\/p>\n\n\n\n

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

    C\u00e1c bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 h\u00e0ng h\u1ea3i ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo k\u00edch c\u1ee1, c\u1ea5p \u0111\u1ed9, ren, t\u1ea3i tr\u1ecdng, m\u1ee9c \u0111\u1ed9 \u0103n m\u00f2n v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p. M\u1ed9t RFQ r\u00f5 r\u00e0ng s\u1ebd ng\u0103n ng\u1eeba ren kh\u00f4ng kh\u1edbp, c\u1ee5m l\u1eafp r\u00e1p y\u1ebfu, m\u00f2n v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 \u0103n m\u00f2n s\u1edbm.<\/p>","protected":false},"excerpt":{"rendered":"

    Marine fasteners are selected for more than basic size. Salt water, humidity, vibration, and maintenance access all affect whether a stainless steel bolt and nut assembly performs well over time. For buyers, the most common mistake is ordering \u201cstainless bolts and nuts\u201d without confirming the grade, thread, pitch, length, washer, and working environment. Why Marine […]<\/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":[],"class_list":["post-6892","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6892","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=6892"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6892\/revisions"}],"predecessor-version":[{"id":6893,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6892\/revisions\/6893"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6892"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6892"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}