{"id":6640,"date":"2022-08-25T11:53:49","date_gmt":"2022-08-25T03:53:49","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6640"},"modified":"2026-06-18T11:55:22","modified_gmt":"2026-06-18T03:55:22","slug":"duplex-stainless-steel-fasteners-vs-316-stainless-steel-fasteners","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/duplex-stainless-steel-fasteners-vs-316-stainless-steel-fasteners\/","title":{"rendered":"Ch\u1ed1t th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p so v\u1edbi Ch\u1ed1t th\u00e9p kh\u00f4ng g\u1ec9 (316)"},"content":{"rendered":"<p>Khi ng\u01b0\u1eddi mua so s\u00e1nh \u1ed1c v\u00edt song c\u00f4ng b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u1edbi \u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9, c\u00e2u h\u1ecfi th\u01b0\u1eddng r\u1ea5t \u0111\u01a1n gi\u1ea3n: lo\u1ea1i n\u00e0o mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed1t h\u01a1n cho d\u1ef1 \u00e1n? (316)<\/p>\n\n\n\n<p>C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng, t\u1ea3i tr\u1ecdng, ng\u00e2n s\u00e1ch, t\u00ednh s\u1eb5n c\u00f3 v\u00e0 y\u00eau c\u1ea7u ki\u1ec3m tra. Duplex kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u1ea7n thi\u1ebft. 316 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u0111\u1ee7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n<\/h2>\n\n\n\n<p>316 th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 m\u1ed9t lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 austenit. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 ch\u1ed1ng \u0103n m\u00f2n n\u00f3i chung, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, h\u00e0ng h\u1ea3i, th\u1ef1c ph\u1ea9m v\u00e0 ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n<p>Th\u00e9p kh\u00f4ng g\u1ec9 song, ch\u1eb3ng h\u1ea1n nh\u01b0 2205, S31803, ho\u1eb7c S32205, c\u00f3 c\u1ea5u tr\u00fac h\u1ed7n h\u1ee3p austenite-ferit. \u0110i\u1ec1u n\u00e0y mang l\u1ea1i cho n\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n li\u00ean quan \u0111\u1ebfn clorua t\u1ed1t h\u01a1n trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a> khi so s\u00e1nh c\u00e1c lo\u1ea1i kh\u00f4ng g\u1ec9 ph\u1ed5 bi\u1ebfn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Duplex v\u00e0 316: So s\u00e1nh kh\u00f3a<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c<\/th><th>316 Th\u00e9p kh\u00f4ng g\u1ec9<\/th><th>Th\u00e9p kh\u00f4ng g\u1ec9 song c\u00f4ng<\/th><\/tr><\/thead><tbody><tr><td>C\u00e1c l\u1edbp ph\u1ed5 bi\u1ebfn<\/td><td>316, 316L, A4<\/td><td>2205, S31803, S32205<\/td><\/tr><tr><td>Ch\u1ed1ng \u0103n m\u00f2n<\/td><td>T\u1ed1t trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng bi\u1ec3n ngo\u00e0i tr\u1eddi v\u00e0 \u00f4n h\u00f2a<\/td><td>T\u1ed1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng clorua, ven bi\u1ec3n, ngo\u00e0i kh\u01a1i v\u00e0 h\u00f3a h\u1ecdc<\/td><\/tr><tr><td>Strength<\/td><td>Moderate<\/td><td>S\u1ee9c m\u1ea1nh cao h\u01a1n<\/td><\/tr><tr><td>Availability<\/td><td>D\u1ec5 d\u00e0ng t\u00ecm ngu\u1ed3n h\u00e0ng h\u01a1n \u1edf k\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n<\/td><td>C\u00f3 th\u1ec3 c\u1ea7n th\u1eddi gian th\u1ef1c hi\u1ec7n l\u00e2u h\u01a1n<\/td><\/tr><tr><td>Chi ph\u00ed<\/td><td>Th\u01b0\u1eddng th\u1ea5p h\u01a1n<\/td><td>Th\u01b0\u1eddng cao h\u01a1n m\u1ed7i m\u1ea3nh<\/td><\/tr><tr><td>H\u00e0nh vi t\u1eeb t\u00ednh<\/td><td>N\u00f3i chung kh\u00f4ng c\u00f3 t\u1eeb t\u00ednh ho\u1eb7c h\u01a1i t\u1eeb t\u00ednh sau khi h\u00ecnh th\u00e0nh<\/td><td>Th\u01b0\u1eddng c\u00f3 t\u1eeb t\u00ednh<\/td><\/tr><tr><td>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td><td>C\u00e1c b\u1ed9 ph\u1eadn ch\u1ed1ng \u0103n m\u00f2n chung<\/td><td>D\u1ecbch v\u1ee5 t\u1ea3i tr\u1ecdng cao, \u0103n m\u00f2n ho\u1eb7c quan tr\u1ecdng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u1ee5m inox ch\u1ecbu l\u1ef1c ng\u01b0\u1eddi mua c\u0169ng n\u00ean so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi 316 Th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n<p>316 \u1ed1c v\u00edt l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn thi\u1ebft th\u1ef1c khi m\u00f4i tr\u01b0\u1eddng c\u00f3 t\u00ednh \u0103n m\u00f2n nh\u01b0ng kh\u00f4ng qu\u00e1 kh\u1eafc nghi\u1ec7t. Ch\u00fang ph\u1ed5 bi\u1ebfn \u1edf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi t\u1ed5ng h\u1ee3p<\/li>\n\n\n\n<li>Ph\u1ea7n c\u1ee9ng h\u00e0ng h\u1ea3i tr\u00ean v\u00f9ng b\u1eafn n\u01b0\u1edbc nghi\u00eam tr\u1ecdng<\/li>\n\n\n\n<li>M\u00e1y m\u00f3c ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m<\/li>\n\n\n\n<li>Thi\u1ebft b\u1ecb h\u00f3a ch\u1ea5t c\u00f3 m\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m v\u1eeba ph\u1ea3i<\/li>\n\n\n\n<li>Gi\u00e1 \u0111\u1ee1, v\u1ecf v\u00e0 k\u1ebft c\u1ea5u nh\u1eb9 c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n\n\n\n<p>316 d\u1ec5 d\u00e0ng t\u00ecm ngu\u1ed3n cung c\u1ea5p bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, \u1ed1c v\u00edt v\u00e0 thanh ren. N\u00f3 c\u0169ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi y\u00eau c\u1ea7u ch\u00ednh l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n h\u01a1n l\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi th\u00e9p kh\u00f4ng g\u1ec9 song t\u1ed1t h\u01a1n<\/h2>\n\n\n\n<p>Ch\u1ed1t song c\u00f4ng s\u1ebd t\u1ed1t h\u01a1n khi c\u1ea3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u1ec1u quan tr\u1ecdng. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem x\u00e9t cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thi\u1ebft b\u1ecb ngo\u00e0i kh\u01a1i<\/li>\n\n\n\n<li>K\u1ebft c\u1ea5u th\u00e9p ven bi\u1ec3n<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng x\u1eed l\u00fd h\u00f3a h\u1ecdc<\/li>\n\n\n\n<li>Thi\u1ebft b\u1ecb kh\u1eed mu\u1ed1i<\/li>\n\n\n\n<li>T\u1ed5 h\u1ee3p h\u00e0ng h\u1ea3i t\u1ea3i tr\u1ecdng cao<\/li>\n\n\n\n<li>M\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p \u0103n m\u00f2n<\/li>\n<\/ul>\n\n\n\n<p>Duplex c\u00f3 th\u1ec3 gi\u1ea3m k\u00edch th\u01b0\u1edbc chi ti\u1ebft si\u1ebft ch\u1eb7t ho\u1eb7c c\u1ea3i thi\u1ec7n gi\u1edbi h\u1ea1n an to\u00e0n trong m\u1ed9t s\u1ed1 thi\u1ebft k\u1ebf, nh\u01b0ng n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c k\u1ef9 thu\u1eadt ph\u00ea duy\u1ec7t. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 thay th\u1ebf \u0111\u01a1n gi\u1ea3n cho 316.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<p>H\u00e3y tr\u00e1nh nh\u1eefng sai l\u1ea7m sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ecdn 316 ch\u1ec9 v\u00ec n\u00f3 kh\u00f4ng g\u1ec9.<\/li>\n\n\n\n<li>Ch\u1ecdn song c\u00f4ng ch\u1ec9 v\u00ec n\u00f3 nghe m\u1ea1nh h\u01a1n.<\/li>\n\n\n\n<li>B\u1ecf qua vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi clorua.<\/li>\n\n\n\n<li>Kh\u00f4ng x\u00e1c nh\u1eadn c\u1ea5p \u0111\u1ed9 song c\u00f4ng ch\u00ednh x\u00e1c.<\/li>\n\n\n\n<li>Tr\u1ed9n \u0111ai \u1ed1c v\u1edbi bu l\u00f4ng song c\u00f4ng m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p. (316)<\/li>\n\n\n\n<li>Qu\u00ean ki\u1ec3m so\u00e1t d\u1ed3n d\u1eadp trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t.<\/li>\n\n\n\n<li>Kh\u00f4ng ki\u1ec3m tra th\u1eddi gian s\u1ea3n xu\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc in hai m\u1eb7t kh\u00f4ng chu\u1ea9n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi k\u00edch th\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t, 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> v\u00e0 cung c\u1ea5p b\u1ea3n v\u1ebd ho\u1eb7c m\u1eabu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra<\/h2>\n\n\n\n<p>Tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng, ch\u1ec9 \u0111\u1ecbnh:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C\u1ea5p v\u1eadt li\u1ec7u: 316, 316L, 2205, S31803, ho\u1eb7c S32205<\/li>\n\n\n\n<li>Lo\u1ea1i s\u1ea3n ph\u1ea9m v\u00e0 ti\u00eau chu\u1ea9n<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc, b\u01b0\u1edbc ren v\u00e0 chi\u1ec1u d\u00e0i<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ph\u00f9 h\u1ee3p v\u1edbi \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m<\/li>\n\n\n\n<li>M\u00f4i tr\u01b0\u1eddng d\u1ecbch v\u1ee5<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng t\u1ea3i<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u x\u1eed l\u00fd b\u1ec1 m\u1eb7t ho\u1eb7c th\u1ee5 \u0111\u1ed9ng<\/li>\n\n\n\n<li>MTC, PMI, ho\u1eb7c b\u00e1o c\u00e1o ki\u1ec3m tra b\u1eaft bu\u1ed9c<\/li>\n<\/ol>\n\n\n\n<p>\u0110\u1ec3 l\u1eadp k\u1ebf ho\u1ea1ch l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7, 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>316 \u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ph\u00f9 h\u1ee3p cho nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ed1ng \u0103n m\u00f2n. \u1ed0c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 song c\u00f4ng t\u1ed1t h\u01a1n cho m\u00f4i tr\u01b0\u1eddng m\u1ea1nh h\u01a1n, kh\u1eafc nghi\u1ec7t h\u01a1n, gi\u00e0u clorua.<\/p>\n\n\n\n<p>S\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn ph\u1ea3i d\u1ef1a tr\u00ean \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a tr\u00ean t\u00ean v\u1eadt li\u1ec7u.<\/p>","protected":false},"excerpt":{"rendered":"<p>When buyers compare duplex stainless steel fasteners with 316 stainless steel fasteners, the question is usually simple: which one gives better corrosion resistance and strength for the project? The answer depends on the environment, load, budget, availability, and inspection requirement. Duplex is not always necessary. 316 is not always enough. Basic Material Difference 316 stainless [&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":[487],"class_list":["post-6640","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-fastener-materials"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6640","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=6640"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6640\/revisions"}],"predecessor-version":[{"id":6641,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6640\/revisions\/6641"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6640"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6640"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}