{"id":4017,"date":"2026-01-03T17:44:33","date_gmt":"2026-01-03T09:44:33","guid":{"rendered":"https:\/\/www.inoxfurt-metal.com\/?p=4017"},"modified":"2026-01-03T17:44:33","modified_gmt":"2026-01-03T09:44:33","slug":"how-much-do-you-know-about-stainless-steel","status":"publish","type":"post","link":"https:\/\/www.inoxfurt-metal.com\/vi\/how-much-do-you-know-about-stainless-steel\/","title":{"rendered":"B\u1ea1n bi\u1ebft g\u00ec v\u1ec1 th\u00e9p kh\u00f4ng g\u1ec9?"},"content":{"rendered":"<p>T\u1ea1i sao l\u1ea1i c\u00f3 nhi\u1ec1u lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 kh\u00e1c nhau?<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-4019\" src=\"https:\/\/www.inoxfurt-metal.com\/wp-content\/uploads\/2026\/01\/1687748301196805-300x160.jpg\" alt=\"\" width=\"300\" height=\"160\" srcset=\"\" sizes=\"(max-width: 300px) 100vw, 300px\" data-srcset=\"\" \/><br \/>\nTrong qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p kh\u00f4ng g\u1ec9, vi\u1ec7c th\u00eam c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim kh\u00e1c nhau v\u1edbi t\u1ef7 l\u1ec7 kh\u00e1c nhau s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1eb7c t\u00ednh; do \u0111\u00f3, ng\u01b0\u1eddi ta s\u1eed d\u1ee5ng c\u00e1c m\u00e1c th\u00e9p kh\u00e1c nhau \u0111\u1ec3 ph\u00e2n bi\u1ec7t s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng d\u1ee5ng m\u00e0 ch\u00fang ta th\u01b0\u1eddng th\u1ea5y, c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim ch\u1ec9 mang t\u00ednh tham kh\u1ea3o:<br \/>\nC\u1ea5p \u0111\u1ed9: C Si Mn P S Cr Ni<br \/>\n316 \u00a0\u22640.08 \u22641.00 \u22642.00 \u22640.035 \u22640.030 16-18.5 10-14<br \/>\n304 \u00a0\u22640.08 \u22641.00 \u22642.00 \u22640.045 \u22640.03 18-20 8-10<br \/>\n201 \u00a0\u22640.15 \u22641.00 5.5-7.5 \u22640.05 \u22640.03 16-18 3.5-5.5<\/p>\n<p>T\u1ea1i sao th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f3 b\u1ecb g\u1ec9 s\u00e9t?<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-4018\" src=\"https:\/\/www.inoxfurt-metal.com\/wp-content\/uploads\/2026\/01\/1687748337870676-300x160.jpg\" alt=\"\" width=\"300\" height=\"160\" srcset=\"\" sizes=\"(max-width: 300px) 100vw, 300px\" data-srcset=\"\" \/><br \/>\nC\u00f3 ba y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 \u0103n m\u00f2n c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9.<br \/>\n1) H\u00e0m l\u01b0\u1ee3ng c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim: N\u00f3i chung, th\u00e9p c\u00f3 h\u00e0m l\u01b0\u1ee3ng crom 10,5% s\u1ebd kh\u00f3 b\u1ecb g\u1ec9. H\u00e0m l\u01b0\u1ee3ng crom v\u00e0 niken c\u00e0ng cao th\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u00e0ng t\u1ed1t. V\u00ed d\u1ee5, th\u00e9p kh\u00f4ng g\u1ec9 SS304 c\u00f3 h\u00e0m l\u01b0\u1ee3ng niken t\u1eeb 8%-10%, h\u00e0m l\u01b0\u1ee3ng crom t\u1eeb 18%-20%, do \u0111\u00f3 SS304 s\u1ebd kh\u00f4ng d\u1ec5 b\u1ecb \u0103n m\u00f2n trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng.<br \/>\n2)\u00a0Qu\u00e1 tr\u00ecnh n\u1ea5u ch\u1ea3y c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t c\u0169ng s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9. M\u1ed9t nh\u00e0 m\u00e1y th\u00e9p kh\u00f4ng g\u1ec9 l\u1edbn v\u1edbi c\u00f4ng ngh\u1ec7 n\u1ea5u ch\u1ea3y t\u1ed1t, thi\u1ebft b\u1ecb ti\u00ean ti\u1ebfn v\u00e0 c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o ki\u1ec3m so\u00e1t c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim, lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 l\u00e0m ngu\u1ed9i ph\u00f4i. Do \u0111\u00f3, ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady, ch\u1ea5t l\u01b0\u1ee3ng b\u00ean trong t\u1ed1t v\u00e0 kh\u00f4ng d\u1ec5 b\u1ecb g\u1ec9. Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t s\u1ed1 nh\u00e0 m\u00e1y th\u00e9p nh\u1ecf c\u00f3 thi\u1ebft b\u1ecb v\u00e0 c\u00f4ng ngh\u1ec7 l\u1ea1c h\u1eadu. Trong qu\u00e1 tr\u00ecnh n\u1ea5u ch\u1ea3y, t\u1ea1p ch\u1ea5t kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf, v\u00e0 s\u1ea3n ph\u1ea9m s\u1ea3n xu\u1ea5t ra ch\u1eafc ch\u1eafn s\u1ebd b\u1ecb g\u1ec9.<br \/>\n3) M\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i: Th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng d\u1ec5 b\u1ecb g\u1ec9 trong m\u00f4i tr\u01b0\u1eddng kh\u00f4 r\u00e1o v\u00e0 tho\u00e1ng kh\u00ed. N\u1ebfu \u0111\u1ed9 \u1ea9m kh\u00f4ng kh\u00ed cao, th\u1eddi ti\u1ebft m\u01b0a li\u00ean t\u1ee5c ho\u1eb7c m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ed9 pH cao, th\u00e9p kh\u00f4ng g\u1ec9 d\u1ec5 b\u1ecb g\u1ec9. Th\u00e9p kh\u00f4ng g\u1ec9 304 c\u0169ng s\u1ebd b\u1ecb g\u1ec9 n\u1ebfu m\u00f4i tr\u01b0\u1eddng xung quanh qu\u00e1 x\u1ea5u.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u1ea1i sao l\u1ea1i c\u00f3 nhi\u1ec1u m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9 kh\u00e1c nhau? Trong qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p kh\u00f4ng g\u1ec9, vi\u1ec7c th\u00eam c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim kh\u00e1c nhau v\u1edbi s\u1ed1 l\u01b0\u1ee3ng kh\u00e1c nhau s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1eb7c t\u00ednh; do \u0111\u00f3, ng\u01b0\u1eddi ta s\u1eed d\u1ee5ng c\u00e1c m\u00e1c th\u00e9p kh\u00e1c nhau \u0111\u1ec3 ph\u00e2n bi\u1ec7t s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a ch\u00fang. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng d\u1ee5ng m\u00e0 ch\u00fang ta th\u01b0\u1eddng th\u1ea5y, c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim l\u00e0 [\u2026]<\/p>","protected":false},"author":2,"featured_media":4020,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4017","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/posts\/4017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/comments?post=4017"}],"version-history":[{"count":0,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/posts\/4017\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/media\/4020"}],"wp:attachment":[{"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/media?parent=4017"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/categories?post=4017"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.inoxfurt-metal.com\/vi\/wp-json\/wp\/v2\/tags?post=4017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}