{"id":6986,"date":"2024-06-06T12:27:01","date_gmt":"2024-06-06T04:27:01","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6986"},"modified":"2026-06-23T12:28:18","modified_gmt":"2026-06-23T04:28:18","slug":"zinc-plated-vs-hot-dip-galvanized-bolts-buyers-guide","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/zinc-plated-vs-hot-dip-galvanized-bolts-buyers-guide\/","title":{"rendered":"Bu l\u00f4ng m\u1ea1 k\u1ebdm v\u00e0 m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng: H\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi mua"},"content":{"rendered":"<p>Bu l\u00f4ng m\u1ea1 k\u1ebdm v\u00e0 bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng \u0111\u1ec1u s\u1eed d\u1ee5ng k\u1ebdm \u0111\u1ec3 ch\u1ed1ng \u0103n m\u00f2n. Nh\u01b0ng ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 c\u00f9ng m\u1ed9t s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh l\u00e0 \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7, m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng, \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren v\u00e0 chi ph\u00ed. Nhi\u1ec1u sai l\u1ea7m khi mua h\u00e0ng x\u1ea3y ra khi ng\u01b0\u1eddi mua ch\u1ecdn \u201ck\u1ebdm\u201d m\u00e0 kh\u00f4ng n\u00f3i r\u00f5 \u0111\u00f3 l\u00e0 m\u1ea1 k\u1ebdm \u0111i\u1ec7n hay m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh nhanh cho ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c<\/th><th>Bu l\u00f4ng m\u1ea1 k\u1ebdm<\/th><th>Bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/th><\/tr><\/thead><tbody><tr><td>Quy tr\u00ecnh<\/td><td>L\u1edbp k\u1ebdm m\u1ea1 \u0111i\u1ec7n<\/td><td>Nh\u00fang v\u00e0o k\u1ebdm n\u00f3ng ch\u1ea3y<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 \u0111i\u1ec3n h\u00ecnh<\/td><td>M\u1ecfng, m\u1ecbn, s\u00e1ng<\/td><td>D\u00e0y h\u01a1n, x\u1ec9n h\u01a1n, n\u1eb7ng h\u01a1n<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n chung<\/td><td>ASTM B633, ISO 4042<\/td><td>ASTM F2329, ASTM A153, ISO 10684<\/td><\/tr><tr><td>s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/td><td>Trong nh\u00e0, kh\u00f4 r\u00e1o, ngo\u00e0i tr\u1eddi nh\u1eb9<\/td><td>Ngo\u00e0i tr\u1eddi, c\u1ea5u tr\u00fac, ti\u1ebfp x\u00fac kh\u1eafc nghi\u1ec7t<\/td><\/tr><tr><td>Ph\u00f9 h\u1ee3p v\u1edbi ch\u1ee7 \u0111\u1ec1<\/td><td>Th\u01b0\u1eddng s\u1ea1ch s\u1ebd v\u00e0 ch\u1eb7t ch\u1ebd<\/td><td>C\u1ea7n tr\u1ee3 c\u1ea5p cho l\u1edbp ph\u1ee7 d\u00e0y h\u01a1n<\/td><\/tr><tr><td>Chi ph\u00ed<\/td><td>H\u1ea1 xu\u1ed1ng<\/td><td>Cao h\u01a1n<\/td><\/tr><tr><td>Appearance<\/td><td>Ho\u00e0n thi\u1ec7n trang tr\u00ed s\u1ea1ch h\u01a1n<\/td><td>Ho\u00e0n thi\u1ec7n c\u00f4ng nghi\u1ec7p th\u00f4 h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i bu l\u00f4ng ti\u00eau chu\u1ea9n, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u v\u1edbi <a href=\"https:\/\/xzfastener.com\/vi\/fastener-type\/bolts\/\">bu l\u00f4ng c\u00f4ng nghi\u1ec7p<\/a> v\u00e0 sau \u0111\u00f3 x\u00e1c nh\u1eadn l\u1edbp ph\u1ee7 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng bu l\u00f4ng m\u1ea1 k\u1ebdm<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ed1t cho m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/h3>\n\n\n\n<p>Bu l\u00f4ng m\u1ea1 k\u1ebdm \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong m\u00e1y m\u00f3c, l\u1eafp r\u00e1p thi\u1ebft b\u1ecb, ph\u1ea7n c\u1ee9ng \u0111\u1ed3 n\u1ed9i th\u1ea5t, b\u1ea3ng \u0111i\u1ec7n v\u00e0 x\u00e2y d\u1ef1ng trong nh\u00e0. K\u1ebft th\u00fac m\u1ecbn m\u00e0ng v\u00e0 h\u1ea5p d\u1eabn. N\u00f3 c\u0169ng cho ph\u00e9p ren v\u1eeba kh\u00edt tr\u00ean c\u00e1c \u1ed1c v\u00edt v\u1eeba v\u00e0 nh\u1ecf.<\/p>\n\n\n\n<p>Ch\u1ecdn bu l\u00f4ng m\u1ea1 k\u1ebdm khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ee8ng d\u1ee5ng \u1edf trong nh\u00e0 ho\u1eb7c kh\u00f4 r\u00e1o.<\/li>\n\n\n\n<li>Ngo\u1ea1i h\u00ecnh r\u1ea5t quan tr\u1ecdng.<\/li>\n\n\n\n<li>Ti\u1ebfp x\u00fac v\u1edbi \u0103n m\u00f2n b\u1ecb h\u1ea1n ch\u1ebf.<\/li>\n\n\n\n<li>Dung sai ren ch\u1eb7t ch\u1ebd l\u00e0 quan tr\u1ecdng.<\/li>\n\n\n\n<li>Ki\u1ec3m so\u00e1t chi ph\u00ed l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ec3 bi\u1ebft c\u00e1c t\u00f9y ch\u1ecdn m\u1ea1 k\u1ebdm c\u00f3 s\u1eb5n, h\u00e3y xem <a href=\"https:\/\/xzfastener.com\/vi\/fastener-coating\/electroplating-zinc\/\">\u1ed1c v\u00edt m\u1ea1 k\u1ebdm<\/a>.<\/p>\n\n\n\n<p>M\u1ed9t l\u01b0u \u00fd: vi\u1ec7c m\u1ea1 \u0111i\u1ec7n c\u00e1c bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao c\u00f3 th\u1ec3 t\u1ea1o ra nguy c\u01a1 gi\u00f2n do hydro n\u1ebfu qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn C\u1ea5p 10.9, 12.9, ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn c\u00f3 \u0111\u1ed9 b\u1ec1n cao t\u01b0\u01a1ng t\u1ef1, h\u00e3y h\u1ecfi v\u1ec1 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 n\u01b0\u1edbng, ph\u1ee7, v\u00e0 ki\u1ec3m tra.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho d\u1ecbch v\u1ee5 ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n<p>Bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng t\u1ed1t h\u01a1n cho c\u00e1c k\u1ebft c\u1ea5u th\u00e9p ngo\u00e0i tr\u1eddi, c\u1ea7u, lan can, c\u1ed9t \u0111i\u1ec7n, l\u1eafp \u0111\u1eb7t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, thi\u1ebft b\u1ecb n\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p>\n\n\n\n<p>L\u1edbp k\u1ebdm d\u00e0y h\u01a1n nhi\u1ec1u so v\u1edbi k\u1ebdm m\u1ea1 \u0111i\u1ec7n. \u0110i\u1ec1u \u0111\u00f3 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e2u d\u00e0i t\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c l\u1ed9 thi\u00ean.<\/p>\n\n\n\n<p>Ch\u1ecdn bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bu l\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi.<\/li>\n\n\n\n<li>D\u1ef1 \u00e1n ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u01b0a, \u0111\u1ea5t ho\u1eb7c mu\u1ed1i \u0111\u01b0\u1eddng.<\/li>\n\n\n\n<li>Tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i quan tr\u1ecdng h\u01a1n v\u1ebb b\u1ec1 ngo\u00e0i.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng k\u1ebft c\u1ea5u ho\u1eb7c x\u00e2y d\u1ef1ng l\u00e0 b\u1eaft bu\u1ed9c.<\/li>\n\n\n\n<li>\u0110\u1eb7c t\u1ea3 y\u00eau c\u1ea7u HDG.<\/li>\n<\/ul>\n\n\n\n<p>Xem l\u1ea1i <a href=\"https:\/\/xzfastener.com\/vi\/fastener-coating\/hot-dip-galvanizing\/\">\u1ed1c v\u00edt m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/a> khi so s\u00e1nh c\u00e1c l\u1ef1a ch\u1ecdn ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean t\u00ecm ngu\u1ed3n cung \u1ee9ng th\u1ef1c t\u1ebf<\/h2>\n\n\n\n<p>Kh\u00f4ng n\u00ean thay th\u1ebf bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng b\u1eb1ng bu l\u00f4ng m\u1ea1 k\u1ebdm ch\u1ec9 \u0111\u1ec3 gi\u1ea3m chi ph\u00ed. Tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp ph\u1ee7 s\u1ebd kh\u00f4ng gi\u1ed1ng nhau.<\/p>\n\n\n\n<p>\u0110\u1ed3ng th\u1eddi ki\u1ec3m tra xem \u0111ai \u1ed1c c\u00f3 ph\u00f9 h\u1ee3p kh\u00f4ng. Bu l\u00f4ng th\u01b0\u1eddng c\u1ea7n \u0111ai \u1ed1c m\u1ea1 k\u1ebdm ph\u00f9 h\u1ee3p v\u1edbi ren cho ph\u00e9p th\u00edch h\u1ee3p. Vi\u1ec7c tr\u1ed9n c\u00e1c bu l\u00f4ng v\u1edbi \u0111ai \u1ed1c m\u1ea1 k\u1ebdm ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1eafp r\u00e1p. (HDG)<\/p>\n\n\n\n<p>\u0110\u1ec3 l\u1ef1a ch\u1ecdn x\u1eed l\u00fd b\u1ec1 m\u1eb7t r\u1ed9ng h\u01a1n, h\u00e3y so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">t\u00f9y ch\u1ecdn chi ti\u1ebft si\u1ebft ch\u1eb7t tr\u00e1ng<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u00e0i h\u1ecdc cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>S\u1eed d\u1ee5ng bu l\u00f4ng m\u1ea1 k\u1ebdm \u0111\u1ec3 bu\u1ed9c ch\u1eb7t trong nh\u00e0 m\u1ed9t c\u00e1ch s\u1ea1ch s\u1ebd v\u00e0 ti\u1ebft ki\u1ec7m. S\u1eed d\u1ee5ng bu l\u00f4ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng cho c\u00e1c c\u00f4ng vi\u1ec7c ngo\u00e0i tr\u1eddi, k\u1ebft c\u1ea5u v\u00e0 d\u1ec5 b\u1ecb \u0103n m\u00f2n. S\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng, ti\u00eau chu\u1ea9n, c\u1ea5p \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren.<\/p>","protected":false},"excerpt":{"rendered":"<p>Zinc plated bolts and hot-dip galvanized bolts both use zinc for corrosion protection. But they are not the same product. The main difference is coating thickness, service environment, thread fit, and cost. Many buying mistakes happen when a buyer chooses \u201czinc\u201d without stating whether it means electro zinc plating or hot-dip galvanizing. Quick Comparison 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":[],"class_list":["post-6986","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\/6986","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=6986"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6986\/revisions"}],"predecessor-version":[{"id":6987,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6986\/revisions\/6987"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}