{"id":6566,"date":"2026-04-09T14:38:37","date_gmt":"2026-04-09T06:38:37","guid":{"rendered":"https:\/\/yesstainless.com\/why-does-stainless-steel-pipe-rust-5-critical-defects-and-inspection-metrics-for-professional-buyers\/"},"modified":"2026-08-11T01:09:14","modified_gmt":"2026-08-10T17:09:14","slug":"why-does-stainless-steel-pipe-rust-5-critical-defects-and-inspection-metrics-for-professional-buyers","status":"publish","type":"post","link":"https:\/\/yesstainless.com\/vi\/why-does-stainless-steel-pipe-rust-5-critical-defects-and-inspection-metrics-for-professional-buyers\/","title":{"rendered":"T\u1ea1i Sao \u1ed0ng Inox B\u1ecb R\u1ec9 S\u00e9t? 5 L\u1ed7i K\u1ef9 Thu\u1eadt &#038; Ch\u1ec9 S\u1ed1 Ki\u1ec3m \u0110\u1ecbnh Mua H\u00e0ng B2B C\u1ea7n Bi\u1ebft"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"6566\" class=\"elementor elementor-6566 elementor-5774\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fcf6cf1 e-flex e-con-boxed e-con e-parent\" data-id=\"fcf6cf1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1f50fc7b elementor-widget elementor-widget-text-editor\" data-id=\"1f50fc7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-path-to-node=\"3\">\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 thu mua v\u1eadt t\u01b0 c\u00f4ng nghi\u1ec7p, hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n ti\u1ebfn \u0111\u1ed9 v\u00e0 thi\u1ec7t h\u1ea1i chi ph\u00ed nghi\u00eam tr\u1ecdng. H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 5 l\u1ed7i v\u1eadt li\u1ec7u c\u1ed1t l\u00f5i b\u1ea1n c\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd\u2014t\u1eeb \u0102n m\u00f2n gian h\u1ea1t cho \u0111\u1ebfn \u00f4 nhi\u1ec5m b\u1ec1 m\u1eb7t\u2014v\u00e0 h\u1ecdc c\u00e1ch th\u1ea9m \u0111\u1ecbnh ch\u1ee9ng ch\u1ec9 MTR c\u1ee7a nh\u00e0 cung c\u1ea5p nh\u01b0 m\u1ed9t chuy\u00ean gia.<\/p><p data-path-to-node=\"5\">Trong l\u0129nh v\u1ef1c thu mua v\u1eadt t\u01b0 c\u00f4ng nghi\u1ec7p, thu\u1eadt ng\u1eef \u201cth\u00e9p kh\u00f4ng g\u1ec9\u201d (Inox) th\u01b0\u1eddng b\u1ecb hi\u1ec3u sai. \u0110\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 d\u1ef1 \u00e1n v\u00e0 chuy\u00ean vi\u00ean thu mua, vi\u1ec7c ph\u00e1t hi\u1ec7n c\u00e1c v\u1ebft &#8220;\u1ed1 \u1ed1m&#8221; hay \u0103n m\u00f2n r\u1ed7 c\u1ee5c b\u1ed9 tr\u00ean h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng m\u1edbi l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 v\u1ea5n \u0111\u1ec1 th\u1ea9m m\u1ef9\u2014\u0111\u00f3 l\u00e0 s\u1ef1 c\u1ed1 k\u1ef9 thu\u1eadt nghi\u00eam tr\u1ecdng, c\u00f3 th\u1ec3 g\u00e2y ra d\u1eebng m\u00e1y t\u1ed1n k\u00e9m v\u00e0 r\u1ee7i ro m\u1ea5t an to\u00e0n v\u1eadn h\u00e0nh.<\/p><p data-path-to-node=\"6\">T\u1ea1i <b data-path-to-node=\"6\" data-index-in-node=\"4\">YES Stainless International<\/b>, ch\u00fang t\u00f4i tin r\u1eb1ng s\u1ef1 minh b\u1ea1ch l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng. B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd ph\u00e2n t\u00edch chuy\u00ean s\u00e2u v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt nguy\u00ean nh\u00e2n g\u00e2y \u0103n m\u00f2n \u1edf inox, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p c\u00e1c ch\u1ec9 s\u1ed1 ki\u1ec3m \u0111\u1ecbnh c\u1ea7n thi\u1ebft gi\u00fap b\u1ea1n b\u1ea3o v\u1ec7 chu\u1ed7i cung \u1ee9ng qu\u1ed1c t\u1ebf c\u1ee7a m\u00ecnh.<\/p><h2 data-path-to-node=\"8\">1. B\u1ea3n Ch\u1ea5t H\u00f3a H\u1ecdc C\u1ee7a Kh\u1ea3 N\u0103ng Ch\u1ed1ng \u0102n M\u00f2n: Hi\u1ec3u \u0110\u00fang V\u1ec1 Ch\u1ec9 S\u1ed1 PREN<\/h2><blockquote data-path-to-node=\"9\"><p data-path-to-node=\"9,0\"><b data-path-to-node=\"9,0\" data-index-in-node=\"0\">Th\u1eafc m\u1eafc c\u1ee7a nh\u00e0 thu mua:<\/b> <i data-path-to-node=\"9,0\" data-index-in-node=\"26\">&#8220;T\u00f4i \u0111\u1eb7t h\u00e0ng Inox 316, nh\u01b0ng n\u00f3 l\u1ea1i b\u1ecb \u0103n m\u00f2n r\u1ed7 trong m\u00f4i tr\u01b0\u1eddng ven bi\u1ec3n. C\u00f3 ph\u1ea3i v\u1eadt li\u1ec7u b\u1ecb l\u1ed7i kh\u00f4ng?&#8221;<\/i><\/p><\/blockquote><p data-path-to-node=\"10\">Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 xu\u1ea5t ph\u00e1t t\u1eeb <b data-path-to-node=\"10\" data-index-in-node=\"53\">&#8220;L\u1edbp m\u00e0ng th\u1ee5 \u0111\u1ed9ng&#8221; (Passive Layer)<\/b>\u2014m\u1ed9t l\u1edbp m\u00e0ng crom oxit si\u00eau m\u1ecfng \u1edf quy m\u00f4 k\u00ednh hi\u1ec3n vi. Khi l\u1edbp m\u00e0ng n\u00e0y b\u1ecb ph\u00e1 h\u1ee7y, r\u1ec9 s\u00e9t s\u1ebd b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n. Trong khi Ni-ken (Ni) t\u1ea1o \u0111\u1ed9 d\u1ebbo, th\u00ec Mo-lip-\u0111en (Mo) m\u1edbi l\u00e0 &#8220;v\u0169 kh\u00ed b\u00ed m\u1eadt&#8221; ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n r\u1ed7 do ion Clorua g\u00e2y ra.<\/p><h3 data-path-to-node=\"11\">C\u00f4ng Th\u1ee9c \u0110\u00e1nh Gi\u00e1 Chuy\u00ean Nghi\u1ec7p: PREN<\/h3><p data-path-to-node=\"12\">\u0110\u1ec3 so s\u00e1nh c\u00e1c h\u1ee3p kim m\u1ed9t c\u00e1ch kh\u00e1ch quan, ng\u01b0\u1eddi mua h\u00e0ng n\u00ean s\u1eed d\u1ee5ng <b data-path-to-node=\"12\" data-index-in-node=\"71\">Ch\u1ec9 s\u1ed1 ch\u1ed1ng \u0103n m\u00f2n r\u1ed7 PREN (<a href=\"https:\/\/www.mdpi.com\/2075-4701\/13\/8\/1479\" target=\"_blank\" rel=\"noopener\">Pitting Resistance Equivalent Number<\/a>)<\/b>:<\/p><div data-path-to-node=\"13\"><div class=\"math-block\" data-math=\"\\text{PREN} = \\%Cr + 3.3 \\times \\%Mo + 16 \\times \\%N\">PREN = Cr% + 3.3 x Mo% + 16 x N%<\/div><\/div><ul data-path-to-node=\"14\"><li><p data-path-to-node=\"14,0,0\"><b data-path-to-node=\"14,0,0\" data-index-in-node=\"0\">T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf:<\/b> N\u1ebfu b\u1ea1n thu mua \u1ed1ng cho gi\u00e0n khoan ngo\u00e0i kh\u01a1i ho\u1eb7c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, h\u00e3y y\u00eau c\u1ea7u m\u00e1c th\u00e9p c\u00f3 ch\u1ec9 s\u1ed1 <b data-path-to-node=\"14,0,0\" data-index-in-node=\"120\">PREN &gt; 32<\/b>. N\u1ebfu ch\u1ee9ng ch\u1ec9 MTR cho th\u1ea5y ch\u1ec9 s\u1ed1 PREN ch\u1ec9 \u0111\u1ea1t 24 trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9 m\u1eb7n cao, v\u1eadt li\u1ec7u ch\u1eafc ch\u1eafn s\u1ebd b\u1ecb \u0103n m\u00f2n r\u1ed7 theo th\u1eddi gian d\u00f9 \u0111\u1ebfn t\u1eeb b\u1ea5t k\u1ef3 th\u01b0\u01a1ng hi\u1ec7u n\u00e0o.<\/p><\/li><\/ul><h2 data-path-to-node=\"16\">2. \u0102n M\u00f2n Gian H\u1ea1t (IGC): M\u1ed1i \u0110e D\u1ecda M\u1ed1i H\u00e0n \u1ea8n M\u00ecnh<\/h2><blockquote data-path-to-node=\"17\"><p data-path-to-node=\"17,0\"><b data-path-to-node=\"17,0\" data-index-in-node=\"0\">Th\u1eafc m\u1eafc c\u1ee7a nh\u00e0 thu mua:<\/b> <i data-path-to-node=\"17,0\" data-index-in-node=\"26\">&#8220;Th\u00e2n \u1ed1ng inox nh\u00ecn ho\u00e0n h\u1ea3o, nh\u01b0ng l\u1ea1i b\u1ecb h\u1ecfng ngay t\u1ea1i c\u00e1c m\u1ed1i h\u00e0n. T\u1ea1i sao l\u1ea1i nh\u01b0 v\u1eady?&#8221;<\/i><\/p><\/blockquote><p data-path-to-node=\"18\"><span style=\"font-size: 16px;\">Trong qu\u00e1 tr\u00ecnh h\u00e0n, n\u1ebfu th\u00e9p b\u1ecb ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 trong kho\u1ea3ng\u00a0<\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/dl.astm.org\/stps\/book\/1289\/chapter\/171831\/Surface-Preparation-Requirements-for-ASTM-A-262\" target=\"_blank\" rel=\"noopener\">450\u00b0C \u0111\u1ebfn\u00a0<\/a><span style=\"font-size: 16px;\">\u00a0<\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/dl.astm.org\/stps\/book\/1289\/chapter\/171831\/Surface-Preparation-Requirements-for-ASTM-A-262\" target=\"_blank\" rel=\"noopener\">850\u00b0C<\/a><span style=\"font-size: 16px;\">, c\u00e1c cacbit crom c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u1ea1i ranh gi\u1edbi h\u1ea1t.<\/span>\u00a0Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m khu v\u1ef1c xung quanh b\u1ecb ngh\u00e8o Crom\u2014m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng k\u1ef9 thu\u1eadt g\u1ecdi l\u00e0 <b data-path-to-node=\"18\" data-index-in-node=\"220\">S\u1ef1 nh\u1ea1y c\u1ea3m h\u00f3a (Sensitization)<\/b>.<\/p><ul data-path-to-node=\"19\"><li><p data-path-to-node=\"19,0,0\"><b data-path-to-node=\"19,0,0\" data-index-in-node=\"0\">Gi\u1ea3i ph\u00e1p:<\/b> \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 d\u1ef1 \u00e1n n\u00e0o c\u00f3 c\u00f4ng \u0111o\u1ea1n h\u00e0n \u0111\u1ea5u n\u1ed1i, lu\u00f4n quy \u0111\u1ecbnh ch\u1ecdn c\u00e1c m\u00e1c th\u00e9p d\u00f2ng <b data-path-to-node=\"19,0,0\" data-index-in-node=\"99\">&#8220;L&#8221;<\/b> (v\u00ed d\u1ee5: <b data-path-to-node=\"19,0,0\" data-index-in-node=\"111\">316L<\/b> ho\u1eb7c <b data-path-to-node=\"19,0,0\" data-index-in-node=\"121\">304L<\/b>).<\/p><\/li><li><p data-path-to-node=\"19,1,0\"><b data-path-to-node=\"19,1,0\" data-index-in-node=\"0\">Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt:<\/b> C\u00e1c m\u00e1c th\u00e9p d\u00f2ng &#8220;L&#8221; ki\u1ec3m so\u00e1t h\u00e0m l\u01b0\u1ee3ng Cacbon d\u01b0\u1edbi <b data-path-to-node=\"19,1,0\" data-index-in-node=\"75\">0.03%<\/b>, ng\u0103n ng\u1eeba s\u1ef1 k\u1ebft t\u1ee7a Cacbit. T\u1ea1i YES Stainless, ch\u00fang t\u00f4i ki\u1ec3m tra nghi\u00eam ng\u1eb7t t\u1ed3n kho \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng inox ch\u1ecbu \u0111\u01b0\u1ee3c nh\u1eefng y\u00eau c\u1ea7u h\u00e0n kh\u1eaft khe nh\u1ea5t.<\/p><\/li><\/ul><h2 data-path-to-node=\"21\">3. T\u00ednh To\u00e0n V\u1eb9n B\u1ec1 M\u1eb7t: T\u1ea7m Quan Tr\u1ecdng V\u01b0\u1ee3t Ra Kh\u1ecfi Th\u1ea9m M\u1ef9<\/h2><blockquote data-path-to-node=\"22\"><p data-path-to-node=\"22,0\"><b data-path-to-node=\"22,0\" data-index-in-node=\"0\">Th\u1eafc m\u1eafc c\u1ee7a nh\u00e0 thu mua:<\/b> <i data-path-to-node=\"22,0\" data-index-in-node=\"26\">&#8220;Xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft x\u01b0\u1edbc nh\u1ecf v\u00e0 v\u1ebft c\u1ea5n tr\u00ean b\u1ec1 m\u1eb7t \u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u1eadn h\u00e0nh kh\u00f4ng?&#8221;<\/i><\/p><\/blockquote><p data-path-to-node=\"23\">Khuy\u1ebft t\u1eadt b\u1ec1 m\u1eb7t kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 ngo\u1ea1i quan. C\u00e1c v\u1ebft x\u01b0\u1edbc ho\u1eb7c h\u1ea1t s\u1eaft b\u00e1m d\u00ednh t\u1eeb d\u1ee5ng c\u1ee5 gia c\u00f4ng b\u1eb1ng th\u00e9p carbon s\u1ebd t\u1ea1o ra c\u00e1c &#8220;khe h\u1edf&#8221; n\u01a1i oxy kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn.\u00a0<span style=\"font-size: 16px;\">Thi\u1ebfu oxy, l\u1edbp m\u00e0ng th\u1ee5 \u0111\u1ed9ng kh\u00f4ng th\u1ec3 t\u1ef1 ph\u1ee5c h\u1ed3i, d\u1eabn \u0111\u1ebfn\u00a0<\/span><strong style=\"font-size: 16px;\">\u0103n m\u00f2n khe (<\/strong><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/eme.ro\/publication\/acta-mat\/Acta2023-1\/Acta2023-1-EN-02-Breznay.pdf\" target=\"_blank\" rel=\"noopener\"><strong>crevice<\/strong><\/a><strong style=\"font-size: 16px;\">\u00a0corrosion)<\/strong><span style=\"font-size: 16px;\">.<\/span><\/p><ul data-path-to-node=\"24\"><li><p data-path-to-node=\"24,0,0\"><b data-path-to-node=\"24,0,0\" data-index-in-node=\"0\">Y\u1ebfu t\u1ed1 c\u1ea7n ki\u1ec3m tra:<\/b> \u0110\u1ea3m b\u1ea3o nh\u00e0 cung c\u1ea5p c\u1ee7a b\u1ea1n th\u1ef1c hi\u1ec7n quy tr\u00ecnh <b data-path-to-node=\"24,0,0\" data-index-in-node=\"70\">Th\u1ee5 \u0111\u1ed9ng h\u00f3a (<a href=\"https:\/\/ultracleanep.com\/wp-content\/uploads\/2014\/06\/Effects-of-Corrosion-Treatment-of-Stainless-Steel-Surface-Finishes-and-Bacterial-Attachment.pdf\" target=\"_blank\" rel=\"noopener\">Passivation<\/a>)<\/b> chuy\u00ean nghi\u1ec7p. X\u1eed l\u00fd h\u00f3a h\u1ecdc n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf s\u1eaft t\u1ef1 do v\u00e0 c\u1eb7n b\u1ea9n, t\u1ed1i \u01b0u h\u00f3a l\u1edbp oxit b\u1ea3o v\u1ec7.<\/p><\/li><li><p data-path-to-node=\"24,1,0\"><b data-path-to-node=\"24,1,0\" data-index-in-node=\"0\">M\u1eb9o chuy\u00ean m\u00f4n:<\/b> \u0110\u1ed1i v\u1edbi \u1ee9ng d\u1ee5ng trong ng\u00e0nh d\u01b0\u1ee3c ph\u1ea9m ho\u1eb7c vi sinh th\u1ef1c ph\u1ea9m, lu\u00f4n ki\u1ec3m tra th\u00f4ng s\u1ed1 <b data-path-to-node=\"24,1,0\" data-index-in-node=\"102\">\u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t (<span class=\"math-inline\" data-math=\"Ra\" data-index-in-node=\"118\">$Ra$<\/span>)<\/b>. B\u1ec1 m\u1eb7t c\u00e0ng tr\u01a1n m\u1ecbn th\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u00e0ng cao.<\/p><\/li><\/ul><h2 data-path-to-node=\"26\">4. C\u00e1ch \u0110\u1ecdc Ch\u1ee9ng Ch\u1ec9 MTR (Mill Test Report) Nh\u01b0 M\u1ed9t Chuy\u00ean Gia<\/h2><blockquote data-path-to-node=\"27\"><p data-path-to-node=\"27,0\"><b data-path-to-node=\"27,0\" data-index-in-node=\"0\">Th\u1eafc m\u1eafc c\u1ee7a nh\u00e0 thu mua:<\/b> <i data-path-to-node=\"27,0\" data-index-in-node=\"26\">&#8220;T\u00f4i c\u00f3 \u0111\u1ea7y \u0111\u1ee7 h\u1ed3 s\u01a1 gi\u1ea5y t\u1edd, nh\u01b0ng l\u00e0m sao \u0111\u1ec3 bi\u1ebft th\u00e9p th\u1ef1c s\u1ef1 \u0111\u1ea1t ti\u00eau chu\u1ea9n?&#8221;<\/i><\/p><\/blockquote><p data-path-to-node=\"28\">B\u00e1o c\u00e1o Th\u1eed nghi\u1ec7m Nh\u00e0 m\u00e1y (MTR) ch\u00ednh l\u00e0 &#8220;gi\u1ea5y khai sinh&#8221; c\u1ee7a l\u00f4 th\u00e9p. M\u1ed9t nh\u00e0 thu mua chuy\u00ean nghi\u1ec7p ph\u1ea3i th\u1ea9m \u0111\u1ecbnh 4 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i sau:<\/p><ol start=\"1\" data-path-to-node=\"29\"><li><p data-path-to-node=\"29,0,0\"><b data-path-to-node=\"29,0,0\" data-index-in-node=\"0\">Truy xu\u1ea5t S\u1ed1 M\u1ebb \u0110\u00fac (Heat Number):<\/b> \u0110\u1ea3m b\u1ea3o m\u00e3 s\u1ed1 d\u1eadp th\u1ef1c t\u1ebf tr\u00ean th\u00e2n \u1ed1ng tr\u00f9ng kh\u1edbp <b data-path-to-node=\"29,0,0\" data-index-in-node=\"86\">100%<\/b> v\u1edbi ch\u1ee9ng ch\u1ec9 MTR.<\/p><\/li><li><p data-path-to-node=\"29,1,0\"><b data-path-to-node=\"29,1,0\" data-index-in-node=\"0\">Ph\u00e2n T\u00edch Th\u00e0nh Ph\u1ea7n H\u00f3a H\u1ecdc:<\/b> X\u00e1c nh\u1eadn t\u1ef7 l\u1ec7 c\u00e1c nguy\u00ean t\u1ed1 Cr, Ni v\u00e0 Mo \u0111\u1ea1t ti\u00eau chu\u1ea9n t\u1ed1i thi\u1ec3u theo quy \u0111\u1ecbnh ASTM\/ASME cho m\u00e1c th\u00e9p t\u01b0\u01a1ng \u1ee9ng.<\/p><\/li><li><p data-path-to-node=\"29,2,0\"><b data-path-to-node=\"29,2,0\" data-index-in-node=\"0\">C\u01a1 T\u00ednh V\u1eadt L\u00fd:<\/b> X\u00e1c nh\u1eadn Gi\u1edbi h\u1ea1n ch\u1ea3y (Yield Strength) v\u00e0 \u0110\u1ed9 b\u1ec1n k\u00e9o (Tensile Strength) \u0111\u00e1p \u1ee9ng h\u1ec7 s\u1ed1 an to\u00e0n thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt.<\/p><\/li><li><p data-path-to-node=\"29,3,0\"><b data-path-to-node=\"29,3,0\" data-index-in-node=\"0\">Ki\u1ec3m Tra Kh\u00f4ng Ph\u00e1 H\u1ee7y (NDT):<\/b> Ki\u1ec3m tra b\u1eb1ng ch\u1ee9ng Th\u1eed nghi\u1ec7m D\u00f2ng \u0111i\u1ec7n xo\u00e1y (Eddy Current) ho\u1eb7c Th\u1eed \u00e1p l\u1ef1c th\u1ee7y t\u0129nh (Hydrostatic Testing) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o l\u00f2ng \u1ed1ng kh\u00f4ng c\u00f3 v\u1ebft n\u1ee9t ng\u1ea7m hay l\u1ed7 m\u1ecdt.<\/p><\/li><\/ol><h2 data-path-to-node=\"31\">5. Nhi\u1ec5m B\u1ea9n Trong V\u1eadn Chuy\u1ec3n: Nguy\u00ean Nh\u00e2n R\u1ec9 S\u00e9t &#8220;\u1ea8n M\u00ecnh&#8221;<\/h2><blockquote data-path-to-node=\"32\"><p data-path-to-node=\"32,0\"><b data-path-to-node=\"32,0\" data-index-in-node=\"0\">Th\u1eafc m\u1eafc c\u1ee7a nh\u00e0 thu mua:<\/b> <i data-path-to-node=\"32,0\" data-index-in-node=\"26\">&#8220;\u1ed0ng inox xu\u1ea5t x\u01b0\u1edfng ho\u00e0n to\u00e0n s\u1ea1ch s\u1ee1 nh\u01b0ng khi c\u1eadp c\u1ea3ng l\u1ea1i xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft \u1ed1 v\u00e0ng\/n\u00e2u.&#8221;<\/i><\/p><\/blockquote><p data-path-to-node=\"33\">Nguy\u00ean nh\u00e2n th\u01b0\u1eddng do <b data-path-to-node=\"33\" data-index-in-node=\"22\">Nhi\u1ec5m b\u1ea9n ch\u00e9o (Cross-Contamination)<\/b>. N\u1ebfu \u1ed1ng inox \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n chung container ho\u1eb7c l\u01b0u kho g\u1ea7n khu v\u1ef1c th\u00e9p carbon m\u00e0 kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7, b\u1ee5i s\u1eaft carbon c\u00f3 th\u1ec3 l\u1eafng \u0111\u1ecdng l\u00ean b\u1ec1 m\u1eb7t inox. \u0110i\u1ec1u n\u00e0y k\u00edch ho\u1ea1t hi\u1ec7n t\u01b0\u1ee3ng <b data-path-to-node=\"33\" data-index-in-node=\"251\">\u0102n m\u00f2n \u0110i\u1ec7n h\u00f3a (Galvanic Corrosion)<\/b>.<\/p><ul data-path-to-node=\"34\"><li><p data-path-to-node=\"34,0,0\"><b data-path-to-node=\"34,0,0\" data-index-in-node=\"0\">Cam k\u1ebft t\u1eeb YES Stainless:<\/b> Ch\u00fang t\u00f4i s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb b\u1ed1c x\u1ebfp chuy\u00ean d\u1ee5ng v\u00e0 quy c\u00e1ch \u0111\u00f3ng g\u00f3i b\u1ea3o v\u1ec7 nghi\u00eam ng\u1eb7t\u2014bao g\u1ed3m n\u1eafp nh\u1ef1a \u0111\u1eady hai \u0111\u1ea7u \u1ed1ng v\u00e0 th\u00f9ng g\u1ed7 gia c\u1ed1\u2014\u0111\u1ea3m b\u1ea3o h\u00e0ng h\u00f3a c\u1ee7a b\u1ea1n ho\u00e0n to\u00e0n &#8220;s\u1ea1ch b\u1ee5i carbon&#8221; t\u1eeb nh\u00e0 m\u00e1y t\u1ea1i \u0110\u00e0i Loan cho \u0111\u1ebfn \u0111i\u1ec3m \u0111\u00edch cu\u1ed1i c\u00f9ng.<\/p><\/li><\/ul><h2 data-path-to-node=\"36\">K\u1ebft Lu\u1eadn: Ch\u1ea5t L\u01b0\u1ee3ng L\u00e0 S\u1ef1 L\u1ef1a Ch\u1ecdn, Kh\u00f4ng Ph\u1ea3i T\u00ecnh C\u1edd<\/h2><p data-path-to-node=\"37\">T\u00e0i ch\u00ednh \u0111\u1ea7u t\u01b0 v\u00e0o \u1ed1ng th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 kho\u1ea3n \u0111\u1ea7u t\u01b0 cho tu\u1ed5i th\u1ecd h\u1ea1 t\u1ea7ng c\u1ee7a b\u1ea1n. B\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o ch\u1ec9 s\u1ed1 PREN, ch\u1ecdn c\u00e1c m\u00e1c th\u00e9p Cacbon th\u1ea5p v\u00e0 th\u1ea9m \u0111\u1ecbnh ch\u1ee9ng ch\u1ec9 MTR minh b\u1ea1ch, b\u1ea1n s\u1ebd lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u00e1c r\u1ee7i ro d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 c\u00f4ng tr\u00ecnh s\u1edbm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-46135b7 e-con-full e-flex e-con e-child\" data-id=\"46135b7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-c9cb72e e-con-full e-flex e-con e-child\" data-id=\"c9cb72e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c3d9b6 elementor-widget elementor-widget-heading\" data-id=\"5c3d9b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">H\u1ee3p T\u00e1c C\u00f9ng Chuy\u00ean Gia K\u1ef9 Thu\u1eadt<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d123f67 elementor-widget elementor-widget-text-editor\" data-id=\"d123f67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-path-to-node=\"39\">T\u1ea1i\u00a0<b data-path-to-node=\"39\" data-index-in-node=\"4\">YES Stainless International<\/b>, ch\u00fang t\u00f4i kh\u00f4ng ch\u1ec9 xu\u1ea5t kh\u1ea9u h\u00e0ng h\u00f3a; ch\u00fang t\u00f4i mang l\u1ea1i s\u1ef1 an t\u00e2m cho d\u1ef1 \u00e1n th\u00f4ng qua n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt v\u01b0\u1ee3t tr\u1ed9i v\u00e0 quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng kh\u1eaft khe.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6483a7e e-con-full e-flex e-con e-child\" data-id=\"6483a7e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-def15d9 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"def15d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/yesstainless.com\/vi\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Y\u00eau C\u1ea7u B\u00e1o Gi\u00e1<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-329cae8 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"329cae8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/yesstainless.com\/vi\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Li\u00ean H\u1ec7 T\u01b0 V\u1ea5n K\u1ef9 Thu\u1eadt<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c5beef0 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"c5beef0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/yesstainless.com\/vi\/tai-nguyen\/tai-catalog-inox\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">T\u1ea3i Catalog &amp; Ch\u1ee9ng Ch\u1ec9<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 thu mua v\u1eadt t\u01b0 c\u00f4ng nghi\u1ec7p, hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n ti\u1ebfn \u0111\u1ed9 v\u00e0 thi\u1ec7t h\u1ea1i chi ph\u00ed nghi\u00eam tr\u1ecdng. H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 5 l\u1ed7i v\u1eadt li\u1ec7u c\u1ed1t l\u00f5i b\u1ea1n c\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd\u2014t\u1eeb \u0102n m\u00f2n gian h\u1ea1t cho \u0111\u1ebfn \u00f4 nhi\u1ec5m b\u1ec1 m\u1eb7t\u2014v\u00e0 h\u1ecdc c\u00e1ch th\u1ea9m \u0111\u1ecbnh ch\u1ee9ng ch\u1ec9 MTR c\u1ee7a nh\u00e0 cung c\u1ea5p nh\u01b0 m\u1ed9t chuy\u00ean gia.<\/p>\n","protected":false},"author":2,"featured_media":4728,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[22],"tags":[],"class_list":["post-6566","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u1ea1i Sao \u1ed0ng Inox B\u1ecb R\u1ec9 S\u00e9t? 5 L\u1ed7i K\u1ef9 Thu\u1eadt D\u00e0nh Cho D\u00e2n Mua H\u00e0ng B2B<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 nguy\u00ean nh\u00e2n \u1ed1ng inox b\u1ecb r\u1ec9 s\u00e9t v\u00e0 c\u00e1ch ph\u00f2ng ng\u1eeba hi\u1ec7u qu\u1ea3. 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