{"id":6664,"date":"2021-02-25T13:27:14","date_gmt":"2021-02-25T05:27:14","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6664"},"modified":"2026-06-18T13:29:09","modified_gmt":"2026-06-18T05:29:09","slug":"how-to-choose-fasteners-for-marine-and-offshore-environments","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/how-to-choose-fasteners-for-marine-and-offshore-environments\/","title":{"rendered":"C\u00e1ch ch\u1ecdn \u1ed1c v\u00edt cho m\u00f4i tr\u01b0\u1eddng bi\u1ec3n v\u00e0 ngo\u00e0i kh\u01a1i"},"content":{"rendered":"<p>C\u00e1c \u1ed1c v\u00edt tr\u00ean bi\u1ec3n v\u00e0 ngo\u00e0i kh\u01a1i ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n c\u00e1c \u1ed1c v\u00edt th\u00f4ng th\u01b0\u1eddng nhanh ch\u00f3ng b\u1ecb h\u1ecfng. X\u1ecbt mu\u1ed1i, \u0111\u1ed9 \u1ea9m, ti\u1ebfp x\u00fac v\u1edbi clorua, \u0111\u1ed9 rung, thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn b\u1ea3o tr\u00ec h\u1ea1n ch\u1ebf \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p>Chi ti\u1ebft si\u1ebft ch\u1eb7t ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn theo k\u00edch th\u01b0\u1edbc. N\u00f3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi v\u00f9ng ti\u1ebfp x\u00fac, y\u00eau c\u1ea7u v\u1eadt li\u1ec7u, m\u1ee9c \u0111\u1ed9 b\u1ec1n, h\u1ec7 th\u1ed1ng ren, l\u1edbp ph\u1ee7, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 c\u00e1c t\u00e0i li\u1ec7u ki\u1ec3m tra.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua, b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 x\u00e1c \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c th\u1ef1c s\u1ef1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hi\u1ec3u m\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m bi\u1ec3n<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n bi\u1ec3n \u0111\u1ec1u b\u00ecnh \u0111\u1eb3ng<\/h3>\n\n\n\n<p>Chi ti\u1ebft si\u1ebft ch\u1eb7t b\u00ean trong t\u1ee7 \u0111i\u1ec1u khi\u1ec3n h\u00e0ng h\u1ea3i k\u00edn kh\u00f4ng g\u1eb7p ph\u1ea3i r\u1ee7i ro t\u01b0\u01a1ng t\u1ef1 nh\u01b0 bu-l\u00f4ng tr\u00ean boong gi\u00e0n ngo\u00e0i kh\u01a1i. M\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng v\u1eadt li\u1ec7u v\u00e0 l\u1edbp ph\u1ee7.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m<\/th><th>V\u1ecb tr\u00ed chung<\/th><th>R\u1ee7i ro ch\u00ednh<\/th><th>Ti\u00eau \u0111i\u1ec3m l\u1ef1a ch\u1ecdn<\/th><\/tr><\/thead><tbody><tr><td>Khu v\u1ef1c bi\u1ec3n trong nh\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7<\/td><td>T\u1ee7, m\u00e1y m\u00f3c k\u00e8m theo<\/td><td>Condensation<\/td><td>304 ho\u1eb7c 316 th\u00e9p kh\u00f4ng g\u1ec9<\/td><\/tr><tr><td>Khu v\u1ef1c ngo\u00e0i tr\u1eddi ven bi\u1ec3n<\/td><td>Lan can, gi\u00e1 \u0111\u1ee1, khung<\/td><td>Kh\u00f4ng kh\u00ed m\u1eb7n v\u00e0 m\u01b0a<\/td><td>316 th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c \u0111\u01b0\u1ee3c ph\u1ee7 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/td><\/tr><tr><td>V\u00f9ng b\u1eafn tung t\u00f3e<\/td><td>C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a dock, ph\u1ee5 ki\u1ec7n boong<\/td><td>Chu tr\u00ecnh clorua \u01b0\u1edbt-kh\u00f4<\/td><td>L\u1edbp ph\u1ee7 316, song c\u00f4ng, ho\u1eb7c \u0111\u01b0\u1ee3c d\u1ef1 \u00e1n ph\u00ea duy\u1ec7t<\/td><\/tr><tr><td>Boong ngo\u00e0i kh\u01a1i<\/td><td>B\u1ec7, c\u1ea7u tr\u01b0\u1ee3t, khung \u0111\u1ee1<\/td><td>Phun mu\u1ed1i, rung l\u1eafc, b\u1ea3o tr\u00ec kh\u00f3 kh\u0103n<\/td><td>L\u1eafp r\u00e1p song c\u00f4ng, 316, ho\u1eb7c \u0111\u01b0\u1ee3c ph\u1ee7 cao c\u1ea5p<\/td><\/tr><tr><td>D\u1ecbch v\u1ee5 ch\u00ecm<\/td><td>C\u00e1c th\u00e0nh ph\u1ea7n d\u01b0\u1edbi n\u01b0\u1edbc<\/td><td>Ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc bi\u1ec3n li\u00ean t\u1ee5c<\/td><td>Ch\u1ec9 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt<\/td><\/tr><tr><td>Khu v\u1ef1c h\u00f3a ch\u1ea5t ngo\u00e0i kh\u01a1i<\/td><td>Thi\u1ebft b\u1ecb x\u1eed l\u00fd, h\u1ed7 tr\u1ee3 \u0111\u01b0\u1eddng \u1ed1ng<\/td><td>Clorua c\u1ed9ng v\u1edbi h\u00f3a ch\u1ea5t<\/td><td>H\u1ee3p kim song c\u00f4ng ho\u1eb7c \u0111\u1eb7c bi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 t\u00ecm ngu\u1ed3n cung \u1ee9ng t\u1eadp trung v\u00e0o \u0103n m\u00f2n, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 so s\u00e1nh <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> tr\u01b0\u1edbc khi chu\u1ea9n b\u1ecb RFQ.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn v\u1eadt li\u1ec7u theo r\u1ee7i ro d\u1ecbch v\u1ee5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">304 Th\u00e9p kh\u00f4ng g\u1ec9<\/h3>\n\n\n\n<p>304 th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u00e0 ti\u1ebft ki\u1ec7m. N\u00f3 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ho\u1eb7c m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi \u00f4n h\u00f2a.<\/p>\n\n\n\n<p>H\u1ea1n ch\u1ebf c\u1ee7a n\u00f3 l\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng clorua. Trong c\u00e1c \u1ee9ng d\u1ee5ng ven bi\u1ec3n ho\u1eb7c ngo\u00e0i kh\u01a1i, 304 c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n ch\u00e8, r\u1ed7 ho\u1eb7c k\u1ebd h\u1edf s\u1edbm h\u01a1n ng\u01b0\u1eddi mua mong \u0111\u1ee3i.<\/p>\n\n\n\n<p>Ch\u1ec9 s\u1eed d\u1ee5ng 304 \u1edf n\u01a1i c\u00f3 nhi\u1ec1u \u00e1nh s\u00e1ng v\u00e0 y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n cho ph\u00e9p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">316 Th\u00e9p kh\u00f4ng g\u1ec9<\/h3>\n\n\n\n<p>316 th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho \u1ed1c v\u00edt h\u00e0ng h\u1ea3i v\u00ec n\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n 304 trong m\u00f4i tr\u01b0\u1eddng clorua. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ph\u1ea7n c\u1ee9ng c\u1ee7a t\u00e0u, gi\u00e1 \u0111\u1ee1 ven bi\u1ec3n, thang, b\u1ed9 ph\u1eadn m\u00e1y b\u01a1m, v\u1ecf thi\u1ebft b\u1ecb v\u00e0 c\u00e1c c\u1ee5m l\u1eafp r\u00e1p l\u1ed9 thi\u00ean.<\/p>\n\n\n\n<p>C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o mua h\u00e0ng ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 bao g\u1ed3m A4-70, A4-80, ASTM F593, ASTM F594, ASTM A193 B8M, ho\u1eb7c ASTM A194 8M, t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i s\u1ea3n ph\u1ea9m v\u00e0 ti\u00eau chu\u1ea9n d\u1ef1 \u00e1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 song c\u00f4ng<\/h3>\n\n\n\n<p>Th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p, ch\u1eb3ng h\u1ea1n nh\u01b0 2205 ho\u1eb7c S32205, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng clorua m\u1ea1nh h\u01a1n trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n\n\n\n<p>N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho c\u00e1c c\u00f4ng tr\u00ecnh ngo\u00e0i kh\u01a1i, thi\u1ebft b\u1ecb kh\u1eed mu\u1ed1i, h\u1ec7 th\u1ed1ng h\u00f3a ch\u1ea5t h\u00e0ng h\u1ea3i v\u00e0 c\u00e1c t\u1ed5 h\u1ee3p ch\u1ecbu t\u1ea3i cao. C\u00e1c gi\u1edbi h\u1ea1n l\u00e0 chi ph\u00ed cao h\u01a1n, s\u1ed1 l\u01b0\u1ee3ng h\u00e0ng c\u00f3 h\u1ea1n v\u00e0 th\u1eddi gian giao h\u00e0ng d\u00e0i h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc kh\u00f4ng chu\u1ea9n.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>V\u1eadt li\u1ec7u<\/th><th>\u01afu \u0111i\u1ec3m ch\u00ednh<\/th><th>Limitation<\/th><\/tr><\/thead><tbody><tr><td>304 th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>T\u00ecm ngu\u1ed3n cung \u1ee9ng d\u1ec5 d\u00e0ng v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n<\/td><td>Y\u1ebfu khi ti\u1ebfp x\u00fac v\u1edbi clorua n\u1eb7ng<\/td><\/tr><tr><td>316 th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>Ch\u1ed1ng \u0103n m\u00f2n bi\u1ec3n t\u1ed1t h\u01a1n<\/td><td>C\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi d\u1ecbch v\u1ee5 ngo\u00e0i kh\u01a1i nghi\u00eam tr\u1ecdng<\/td><\/tr><tr><td>Th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p<\/td><td>\u0110\u1ed9 b\u1ec1n cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng clorua m\u1ea1nh h\u01a1n<\/td><td>Chi ph\u00ed cao h\u01a1n v\u00e0 t\u00ednh s\u1eb5n c\u00f3 h\u1ea1n ch\u1ebf<\/td><\/tr><tr><td>Th\u00e9p carbon ho\u1eb7c th\u00e9p h\u1ee3p kim tr\u00e1ng<\/td><td>M\u1ea1nh m\u1ebd v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed cho c\u00e1c c\u00f4ng tr\u00ecnh<\/td><td>L\u1edbp ph\u1ee7 b\u1ecb h\u01b0 h\u1ecfng l\u00e0m l\u1ed9 ra th\u00e9p c\u01a1 b\u1ea3n<\/td><\/tr><tr><td>H\u1ee3p kim \u0111\u1eb7c bi\u1ec7t<\/td><td>Th\u00edch h\u1ee3p cho d\u1ecbch v\u1ee5 kh\u1eafc nghi\u1ec7t<\/td><td>\u0110\u1eaft ti\u1ec1n v\u00e0 d\u00e0nh ri\u00eang cho d\u1ef1 \u00e1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i ch\u1ecbu l\u1ef1c, xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> v\u00e0 x\u00e1c nh\u1eadn c\u1ea3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m tra nguy c\u01a1 \u0103n m\u00f2n \u0111i\u1ec7n<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u00e1nh gi\u00e1 l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7<\/h3>\n\n\n\n<p>C\u00e1c b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p h\u00e0ng h\u1ea3i th\u01b0\u1eddng k\u1ebft h\u1ee3p th\u00e9p kh\u00f4ng g\u1ec9, nh\u00f4m, th\u00e9p carbon, th\u00e9p m\u1ea1 k\u1ebdm v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c ph\u1ee7. Trong \u0111\u1ed9 \u1ea9m m\u1eb7n, c\u00e1c kim lo\u1ea1i kh\u00e1c nhau c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 \u0103n m\u00f2n \u0111i\u1ec7n.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u1ea5u tr\u00fac \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i ngay c\u1ea3 khi b\u1ea3n th\u00e2n chi ti\u1ebft si\u1ebft ch\u1eb7t v\u1eabn c\u00f2n nguy\u00ean.<\/p>\n\n\n\n<p>X\u00e1c nh\u1eadn nh\u1eefng \u0111i\u1ec3m n\u00e0y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kim lo\u1ea1i c\u01a1 b\u1ea3n c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u bu\u1ed9c<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng s\u01a1n<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 v\u00f2ng \u0111\u1ec7m ho\u1eb7c tay \u00e1o c\u00e1ch ly<\/li>\n\n\n\n<li>\u0110i\u1ec1u ki\u1ec7n tho\u00e1t n\u01b0\u1edbc v\u00e0 gi\u1eef n\u01b0\u1edbc<\/li>\n<\/ul>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi khung nh\u00f4m, ph\u1ee5 ki\u1ec7n t\u00e0u, m\u00e1ng c\u00e1p ngo\u00e0i kh\u01a1i, b\u1ec7 ti\u1ebfp c\u1eadn v\u00e0 gi\u00e1 \u0111\u1ee1 b\u1eb1ng kim lo\u1ea1i h\u1ed7n h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn l\u1edbp ph\u1ee7 ph\u00f9 h\u1ee3p v\u1edbi ch\u1ec9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 kh\u00f4ng ch\u1ec9 d\u00e0nh cho v\u1ebb b\u1ec1 ngo\u00e0i<\/h3>\n\n\n\n<p>M\u1ed9t s\u1ed1 d\u1ef1 \u00e1n h\u00e0ng h\u1ea3i v\u00e0 ngo\u00e0i kh\u01a1i s\u1eed d\u1ee5ng th\u00e9p cacbon ph\u1ee7 ho\u1eb7c th\u00e9p h\u1ee3p kim thay v\u00ec th\u00e9p kh\u00f4ng g\u1ec9. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 h\u1eefu \u00edch cho c\u00e1c t\u1ed5 h\u1ee3p k\u1ebft c\u1ea5u l\u1edbn ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 b\u1ec1n cao.<\/p>\n\n\n\n<p>L\u1edbp ph\u1ee7 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 ti\u1ebfp x\u00fac, ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>L\u1edbp ph\u1ee7 \/ Ho\u00e0n thi\u1ec7n<\/th><th>S\u1eed d\u1ee5ng chung<\/th><th>Ki\u1ec3m tra ng\u01b0\u1eddi mua<\/th><\/tr><\/thead><tbody><tr><td>M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/td><td>K\u1ebft c\u1ea5u th\u00e9p ngo\u00e0i tr\u1eddi<\/td><td>\u0110\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren, \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a \u0111ai \u1ed1c<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 v\u1ea3y k\u1ebdm<\/td><td>\u1ed0c v\u00edt ch\u1ed1ng \u0103n m\u00f2n c\u01b0\u1eddng \u0111\u1ed9 cao<\/td><td>B\u00e1o c\u00e1o l\u1edbp ph\u1ee7 v\u00e0 h\u00e0nh vi ma s\u00e1t<\/td><\/tr><tr><td>PTFE l\u1edbp ph\u1ee7<\/td><td>M\u1eb7t b\u00edch v\u00e0 thi\u1ebft b\u1ecb h\u00f3a h\u1ecdc<\/td><td>M\u1ed1i quan h\u1ec7 m\u00f4men-t\u1ea3i tr\u01b0\u1edbc<\/td><\/tr><tr><td>Passivation<\/td><td>\u1ed0c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>\u0110\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t<\/td><td>Y\u00eau c\u1ea7u d\u1ef1 \u00e1n ngo\u00e0i kh\u01a1i<\/td><td>Ph\u00ea duy\u1ec7t, ki\u1ec3m tra v\u00e0 th\u1eddi gian th\u1ef1c hi\u1ec7n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>L\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt v\u00e0 \u0111\u1ed9 si\u1ebft c\u1ee7a \u0111ai \u1ed1c. \u0110\u1ed9 kh\u00edt c\u1ee7a ren cu\u1ed1i c\u00f9ng ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra sau khi ph\u1ee7, kh\u00f4ng ch\u1ec9 tr\u01b0\u1edbc khi ph\u1ee7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m so\u00e1t ren, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1ef1a ch\u1ecdn ch\u1ee7 \u0111\u1ec1<\/h3>\n\n\n\n<p>Ren l\u00e0 \u0111i\u1ec3m h\u01b0 h\u1ecfng th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1c \u1ed1c v\u00edt h\u00e0ng h\u1ea3i. S\u1ef1 t\u00edch t\u1ee5 mu\u1ed1i, s\u1ef1 t\u00edch t\u1ee5 l\u1edbp ph\u1ee7, s\u1ef1 \u0103n m\u00f2n v\u00e0 s\u1ef1 \u0103n m\u00f2n \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c l\u1eafp \u0111\u1eb7t ho\u1eb7c th\u00e1o d\u1ee1.<\/p>\n\n\n\n<p>Ch\u1ec9 \u0111\u1ecbnh:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>H\u1ec7 m\u00e9t, UNC, UNF, ho\u1eb7c lu\u1ed3ng \u0111\u1eb7c bi\u1ec7t<\/li>\n\n\n\n<li>S\u00e2n ho\u1eb7c TPI<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i s\u1ee3i<\/li>\n\n\n\n<li>s\u1ef1 tham gia c\u1ee7a h\u1ea1t<\/li>\n\n\n\n<li>Dung sai ch\u1ee7 \u0111\u1ec1 n\u1ebfu \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/li>\n\n\n\n<li>Ph\u00f9 h\u1ee3p cu\u1ed1i c\u00f9ng sau khi ph\u1ee7<\/li>\n\n\n\n<li>Ki\u1ec3m tra th\u01b0\u1edbc \u0111o ren<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n ph\u00f9 h\u1ee3p<\/h3>\n\n\n\n<p>Bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m ph\u1ea3i \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn. Bu l\u00f4ng ch\u1ed1ng \u0103n m\u00f2n s\u1eed d\u1ee5ng sai v\u00f2ng \u0111\u1ec7m v\u1eabn c\u00f3 th\u1ec3 t\u1ea1o ra t\u1ed5n th\u1ea5t t\u1ea3i tr\u01b0\u1edbc, h\u01b0 h\u1ecfng \u1ed5 tr\u1ee5c ho\u1eb7c \u0103n m\u00f2n \u0111i\u1ec7n.<\/p>\n\n\n\n<p>\u0110\u1ec3 l\u1ef1a ch\u1ecdn v\u00f2ng \u0111\u1ec7m, h\u00e3y x\u00e1c \u0111\u1ecbnh v\u1eadt li\u1ec7u, \u0111\u1ed9 c\u1ee9ng, \u0111\u01b0\u1eddng k\u00ednh trong, \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i, \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 ho\u00e0n thi\u1ec7n. Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/fastener-type\/washers\/\">s\u1ea3n ph\u1ea9m v\u00f2ng \u0111\u1ec7m<\/a> khi chu\u1ea9n b\u1ecb b\u1ed9 ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ng\u0103n ch\u1eb7n s\u1ef1 d\u1ed3n d\u1eadp c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9<\/h2>\n\n\n\n<p>S\u1ee3i th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 th\u1ec3 b\u1ecb k\u1eb9t trong qu\u00e1 tr\u00ecnh si\u1ebft ch\u1eb7t. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra khi bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c kh\u00f4ng g\u1ec9 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p kh\u00f4, si\u1ebft qu\u00e1 nhanh ho\u1eb7c \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1eb1ng ren th\u00f4.<\/p>\n\n\n\n<p>\u0110\u1ec3 gi\u1ea3m s\u1ef1 d\u1ed3n n\u00e9n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng c\u00e1c s\u1ee3i s\u1ea1ch, kh\u00f4ng b\u1ecb h\u01b0 h\u1ea1i.<\/li>\n\n\n\n<li>Kh\u1edbp v\u1eadt li\u1ec7u \u0111ai \u1ed1c v\u00e0 bu l\u00f4ng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng h\u1ee3p ch\u1ea5t ch\u1ed1ng co gi\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t khi \u0111\u01b0\u1ee3c ph\u00e9p.<\/li>\n\n\n\n<li>Th\u1eaft ch\u1eb7t \u1edf t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/li>\n\n\n\n<li>Tr\u00e1nh bu\u1ed9c ch\u1eb7t c\u00e1c \u0111ai \u1ed1c.<\/li>\n\n\n\n<li>X\u00e1c nh\u1eadn gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn cho \u0111i\u1ec1u ki\u1ec7n b\u00f4i tr\u01a1n.<\/li>\n<\/ul>\n\n\n\n<p>Ki\u1ec3m so\u00e1t d\u1ed3n d\u1eadp n\u00ean \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o h\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ngo\u00e0i kh\u01a1i nh\u1ea1y c\u1ea3m v\u1edbi vi\u1ec7c b\u1ea3o tr\u00ec.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho \u1ed1c v\u00edt h\u00e0ng h\u1ea3i v\u00e0 ngo\u00e0i kh\u01a1i<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>RFQ M\u1ee5c<\/th><th>Nh\u1eefng g\u00ec c\u1ea7n ch\u1ec9 \u0111\u1ecbnh<\/th><\/tr><\/thead><tbody><tr><td>\u1ee8ng d\u1ee5ng<\/td><td>Ven bi\u1ec3n, v\u00f9ng gi\u1eadt g\u00e2n, ngo\u00e0i kh\u01a1i, ng\u1eadp n\u01b0\u1edbc, h\u00f3a ch\u1ea5t<\/td><\/tr><tr><td>Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td><td>Bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, ch\u1ed1t, v\u00edt, neo, thanh ren<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>ISO, ASTM, DIN, EN, ASME, ho\u1eb7c b\u1ea3n v\u1ebd<\/td><\/tr><tr><td>V\u1eadt li\u1ec7u<\/td><td>316, song c\u00f4ng, th\u00e9p tr\u00e1ng, ho\u1eb7c h\u1ee3p kim \u0111\u1eb7c bi\u1ec7t<\/td><\/tr><tr><td>C\u1ea5p \u0111\u1ed9 s\u1ee9c m\u1ea1nh<\/td><td>A4-70, A4-80, B8M, c\u1ea5p song c\u00f4ng, c\u1ea5p d\u1ef1 \u00e1n<\/td><\/tr><tr><td>ch\u1ee7 \u0111\u1ec1<\/td><td>H\u1ec7 m\u00e9t, UNC, UNF, b\u01b0\u1edbc, chi\u1ec1u d\u00e0i ren<\/td><\/tr><tr><td>K\u1ebft th\u00fac<\/td><td>Th\u1ee5 \u0111\u1ed9ng, HDG, v\u1ea3y k\u1ebdm, PTFE, l\u1edbp ph\u1ee7 quy \u0111\u1ecbnh<\/td><\/tr><tr><td>Assembly<\/td><td>Kh\u1edbp n\u1ed1i \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, b\u1ed9 ph\u1eadn c\u00e1ch ly, ch\u1ed1ng k\u1eb9t<\/td><\/tr><tr><td>Documents<\/td><td>MTC, PMI, b\u00e1o c\u00e1o l\u1edbp ph\u1ee7, b\u00e1o c\u00e1o ki\u1ec3m tra<\/td><\/tr><tr><td>\u0111\u00f3ng g\u00f3i<\/td><td>Ch\u1ed1ng r\u1ec9 s\u00e9t, nh\u00e3n, truy xu\u1ea5t ngu\u1ed3n g\u1ed1c h\u00e0ng lo\u1ea1t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c chi\u1ec1u d\u00e0i \u0111\u1eb7c bi\u1ec7t, v\u00f9ng ph\u1ee7, ren b\u1ea5t th\u01b0\u1eddng ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn 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>. \u0110\u1ec3 l\u1eadp k\u1ebf ho\u1ea1ch s\u1ea3n ph\u1ea9m chung, h\u00e3y 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> ph\u1ea1m vi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>L\u1ef1a ch\u1ecdn chi ti\u1ebft si\u1ebft ch\u1eb7t h\u00e0ng h\u1ea3i v\u00e0 ngo\u00e0i kh\u01a1i l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh mang t\u00ednh h\u1ec7 th\u1ed1ng. T\u00ean v\u1eadt li\u1ec7u th\u00f4i l\u00e0 kh\u00f4ng \u0111\u1ee7.<\/p>\n\n\n\n<p>X\u00e1c \u0111\u1ecbnh v\u00f9ng ti\u1ebfp x\u00fac, t\u1ea3i tr\u1ecdng, v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7, ren, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, t\u00ecnh tr\u1ea1ng m\u00f4men xo\u1eafn, t\u00e0i li\u1ec7u ki\u1ec3m tra v\u00e0 bao b\u00ec tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t. Vi\u1ec7c l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7 ph\u1ea3i t\u1ed3n t\u1ea1i trong m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf ch\u1ee9 kh\u00f4ng ch\u1ec9 tr\u00f4ng ch\u00ednh x\u00e1c tr\u00ean \u0111\u01a1n \u0111\u1eb7t h\u00e0ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Marine and offshore fasteners work in conditions where ordinary fasteners fail quickly. Salt spray, moisture, chloride exposure, vibration, temperature changes, and limited maintenance access all affect service life. The right fastener is not selected by size alone. It must match the exposure zone, material requirement, strength level, thread system, coating, nut, washer, and inspection documents. [&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":[483],"class_list":["post-6664","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-industry-application-guides"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6664","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=6664"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6664\/revisions"}],"predecessor-version":[{"id":6665,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6664\/revisions\/6665"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}