{"id":11629,"date":"2024-10-14T06:29:00","date_gmt":"2024-10-13T22:29:00","guid":{"rendered":"https:\/\/app11147.cloudwayssites.com\/?p=11629"},"modified":"2024-11-20T09:20:47","modified_gmt":"2024-11-20T01:20:47","slug":"grade-314","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-314\/","title":{"rendered":"Th\u00e9p kh\u00f4ng g\u1ec9 314: \u0110\u1eb7c \u0111i\u1ec3m, T\u00ednh ch\u1ea5t, Quy tr\u00ecnh, \u1ee8ng d\u1ee5ng"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314 n\u1ed5i b\u1eadt v\u1edbi kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u1ee9ng su\u1ea5t nhi\u1ec7t \u0111\u00e1ng ch\u00fa \u00fd c\u1ee7a n\u00f3 khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u \u0111\u00e1ng tin c\u1eady trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t v\u00e0 ph\u00e1t \u0111i\u1ec7n.<\/p><p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm lo\u1ea1i th\u00e9p c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh m\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c kh\u00f4ng c\u00f3, h\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u t\u1ea1i sao th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe. Ch\u00fang t\u00f4i c\u0169ng s\u1ebd kh\u00e1m ph\u00e1 th\u00e0nh ph\u1ea7n \u0111\u1ed9c \u0111\u00e1o, c\u00e1c \u0111\u1eb7c t\u00ednh ch\u00ednh, quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 1.4841, ch\u1ee9a 46,4-56,5% s\u1eaft, 23-26% crom, 19-22% niken, 1,5-3% silic v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c. H\u1ee3p kim austenit n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao. C\u00e1n n\u00f3ng v\u00e0 th\u00edch h\u1ee3p \u0111\u1ec3 t\u1ea1o h\u00ecnh v\u00e0 h\u00e0n. H\u00e0m l\u01b0\u1ee3ng crom v\u00e0 silic cao mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t tuy\u1ec7t v\u1eddi, v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a l\u00ean \u0111\u1ebfn 1150\u00b0C, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c b\u1ed9 ph\u1eadn l\u00f2 nung, b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 l\u00f2 nung.<\/p><div class=\"wp-block-essential-blocks-advanced-image  root-eb-advanced-image-yvh1v\"><div class=\"eb-parent-wrapper eb-parent-eb-advanced-image-yvh1v\"><figure class=\"eb-advanced-image-wrapper eb-advanced-image-yvh1v img-style-rounded caption-style-1 caption-horizontal-center caption-vertical-bottom bottom no-effect\" data-id=\"eb-advanced-image-yvh1v\"><div class=\"image-wrapper\"><img decoding=\"async\" src=\"https:\/\/steelprogroup.com\/wp-content\/uploads\/2024\/10\/314.jpg\" alt=\"\"\/><\/div><\/figure><\/div><\/div><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314 v\u01b0\u1ee3t tr\u1ed9i trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao do c\u00f3 h\u00e0m l\u01b0\u1ee3ng crom, niken v\u00e0 silicon cao. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 \u0111\u1ed9 b\u1ec1n tuy\u1ec7t v\u1eddi d\u01b0\u1edbi \u1ee9ng su\u1ea5t nhi\u1ec7t. \u0110\u01b0\u1ee3c li\u1ec7t k\u00ea d\u01b0\u1edbi \u0111\u00e2y l\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, \u0111\u1eb7c \u0111i\u1ec3m v\u1eadt l\u00fd v\u00e0 t\u00ednh n\u0103ng c\u01a1 h\u1ecdc c\u1ee7a n\u00f3, ho\u00e0n h\u1ea3o cho c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/p><h3 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a SS 314<\/h3><p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m h\u00f3a h\u1ecdc \u0111\u00e1ng ch\u00fa \u00fd nh\u1ea5t c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 h\u00e0m l\u01b0\u1ee3ng crom, niken v\u00e0 silicon cao, c\u00f9ng nhau mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1eb7c bi\u1ec7t. Silicon t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, khi\u1ebfn n\u00f3 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi nhi\u1ec7t \u0111\u1ed9 cao.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>S\u1eaft (Fe)<\/strong><\/td><td><strong>Crom (Cr)<\/strong><\/td><td><strong>Niken (Ni)<\/strong><\/td><td><strong>Silic (Si)<\/strong><\/td><td><strong>Mangan (Mn)<\/strong><\/td><td><strong>Cacbon (C)<\/strong><\/td><td><strong>Ph\u1ed1t pho (P)<\/strong><\/td><td><strong>L\u01b0u hu\u1ef3nh (S)<\/strong><\/td><\/tr><tr><td>N\u1ed9i dung<\/td><td>46.4-56.5%<\/td><td>23-26%<\/td><td>19-22%<\/td><td>1.5-3%<\/td><td>\u2264 2%<\/td><td>\u2264 0,25%<\/td><td>\u2264 0,045%<\/td><td>\u2264 0,03%<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a SS 314<\/h3><p class=\"wp-block-paragraph\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd quan tr\u1ecdng c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ch\u1ed1ng l\u1ea1i \u1ee9ng su\u1ea5t nhi\u1ec7t, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. <strong>Xin l\u01b0u \u00fd r\u1eb1ng c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c cung c\u1ea5p ch\u1ec9 l\u00e0 \u01b0\u1edbc t\u00ednh v\u00e0 c\u00f3 th\u1ec3 kh\u00e1c nhau \u0111\u00f4i ch\u00fat t\u00f9y thu\u1ed9c v\u00e0o ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t c\u1ee5 th\u1ec3.<\/strong><\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb m\u00e9t (SI)<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>T\u1ec9 tr\u1ecdng<\/td><td>7,9g\/cm\u00b3<\/td><td>0,285 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1400-1450\u00b0C<\/td><td>2550-2650\u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>16,3 W\/m\u00b7K<\/td><td>113 BTU\/ft\u00b7h\u00b7\u00b0F<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf su\u1ea5t<\/td><td>850 n\u03a9\u00b7m<\/td><td>850 n\u03a9\u00b7m<\/td><\/tr><tr><td>Nhi\u1ec7t dung ri\u00eang<\/td><td>500 J\/kg\u00b7K<\/td><td>0,12 BTU\/lb\u00b7\u00b0F<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t<\/td><td>18,9 \u00b5m\/m\u00b7\u00b0C (20-1000\u00b0C)<\/td><td>10,5 \u00b5in\/in\u00b7\u00b0F (70-1830\u00b0F)<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a SS 314<\/h3><p class=\"wp-block-paragraph\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc ch\u00ednh c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao, l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng ch\u1ecbu \u1ee9ng su\u1ea5t cao. N\u00f3 c\u0169ng c\u00f3 \u0111\u1ed9 d\u1ebbo v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed1t, cho ph\u00e9p d\u1ec5 d\u00e0ng t\u1ea1o h\u00ecnh v\u00e0 h\u00e0n m\u00e0 kh\u00f4ng m\u1ea5t \u0111i t\u00ednh to\u00e0n v\u1eb9n.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>C\u1ee7a c\u1ea3i<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb m\u00e9t (SI)<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>550-750MPa<\/td><td>79,8-108,8 ksi<\/td><\/tr><tr><td>S\u1ee9c ch\u1ecbu l\u1ef1c<\/td><td>205MPa<\/td><td>29,7 ksi<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Vickers<\/td><td>155-200 HV<\/td><td>155-200 HV<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Brinell<\/td><td>146-201 HB<\/td><td>146-201 HB<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Rockwell<\/td><td>B75-B92<\/td><td>B75-B92<\/td><\/tr><tr><td>\u0110\u1ed9 gi\u00e3n d\u00e0i<\/td><td>40%<\/td><td>40%<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>193 GPa<\/td><td>28 x 10^6 psi<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p kh\u00f4ng g\u1ec9 314 bao g\u1ed3m m\u1ed9t s\u1ed1 b\u01b0\u1edbc ch\u00ednh, t\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u th\u00f4 \u0111\u1ebfn x\u1eed l\u00fd b\u1ec1 m\u1eb7t cu\u1ed1i c\u00f9ng. C\u00e1c b\u01b0\u1edbc n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng th\u00e9p v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p><h4 class=\"wp-block-heading\">1. Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u th\u00f4<\/h4><p class=\"wp-block-paragraph\"><strong>L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u:<\/strong> S\u1eaft, crom, niken v\u00e0 silic c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao l\u00e0 y\u1ebfu t\u1ed1 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ee7a h\u1ee3p kim. Ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd c\u00e1c t\u1ea1p ch\u1ea5t nh\u01b0 l\u01b0u hu\u1ef3nh v\u00e0 ph\u1ed1t pho gi\u00fap ng\u0103n ng\u1eeba s\u1ef1 suy gi\u1ea3m hi\u1ec7u su\u1ea5t.<\/p><p class=\"wp-block-paragraph\"><strong>Tinh ch\u1ebf:<\/strong> Qu\u00e1 tr\u00ecnh tinh ch\u1ebf AOD ho\u1eb7c VOD ti\u00ean ti\u1ebfn gi\u00fap lo\u1ea1i b\u1ecf l\u01b0\u1ee3ng cacbon v\u00e0 nit\u01a1 d\u01b0 th\u1eeba, \u0111\u1ea3m b\u1ea3o c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc t\u1ed1i \u01b0u.<\/p><p class=\"wp-block-paragraph\"><strong>\u0110\u00fac:<\/strong> \u0110\u00fac li\u00ean t\u1ee5c gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u00e2n t\u00e1ch, \u0111\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac vi m\u00f4 \u0111\u1ed3ng nh\u1ea5t, y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi hi\u1ec7u su\u1ea5t nhi\u1ec7t \u0111\u1ed9 cao.<\/p><h4 class=\"wp-block-heading\">2. Qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh<\/h4><p class=\"wp-block-paragraph\"><strong>C\u00e1n n\u00f3ng:<\/strong> Ti\u1ebfn h\u00e0nh \u1edf nhi\u1ec7t \u0111\u1ed9 1100\u20131250\u00b0C \u0111\u1ec3 tinh ch\u1ec9nh c\u1ea5u tr\u00fac h\u1ea1t, t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 d\u1ebbo dai v\u00e0 ng\u0103n ng\u1eeba n\u1ee9t. Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai.<\/p><p class=\"wp-block-paragraph\"><strong>C\u00e1n ngu\u1ed9i (T\u00f9y ch\u1ecdn):<\/strong> \u0110\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 c\u00f3 \u0111\u1ed9 dung sai ch\u1eb7t ch\u1ebd h\u01a1n v\u00e0 b\u1ec1 m\u1eb7t m\u1ecbn h\u01a1n, v\u1edbi kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng th\u00eam cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n cao h\u01a1n.<\/p><h4 class=\"wp-block-heading\">3. X\u1eed l\u00fd nhi\u1ec7t<\/h4><p class=\"wp-block-paragraph\"><strong>\u1ee6:<\/strong> Vi\u1ec7c nung n\u00f3ng \u0111\u1ebfn 1038\u20131121\u00b0C sau \u0111\u00f3 l\u00e0m ngu\u1ed9i nhanh \u0111\u1ea3m b\u1ea3o k\u1ebft t\u1ee7a cacbua \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. <strong>Tr\u00e1nh ti\u1ebfp x\u00fac l\u00e2u d\u00e0i \u1edf nhi\u1ec7t \u0111\u1ed9 600\u2013800\u00b0C \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 h\u00ecnh th\u00e0nh pha sigma v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng gi\u00f2n.<\/strong><\/p><p class=\"wp-block-paragraph\"><strong>Gi\u1ea3m c\u0103ng th\u1eb3ng:<\/strong> T\u00f9y ch\u1ecdn cho c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ea3i gia c\u00f4ng ho\u1eb7c t\u1ea1o h\u00ecnh n\u1eb7ng, gi\u00fap gi\u1ea3m nguy c\u01a1 h\u1ecfng h\u00f3c khi s\u1eed d\u1ee5ng.<\/p><h4 class=\"wp-block-heading\">4. Ho\u00e0n thi\u1ec7n v\u00e0 ki\u1ec3m tra<\/h4><p class=\"wp-block-paragraph\"><strong>X\u1eed l\u00fd b\u1ec1 m\u1eb7t:<\/strong> T\u1ea9y r\u1eeda gi\u00fap lo\u1ea1i b\u1ecf oxit v\u00e0 t\u1ea1p ch\u1ea5t, trong khi \u0111\u00e1nh b\u00f3ng gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1ed7 cho c\u00e1c \u1ee9ng d\u1ee5ng \u0103n m\u00f2n.<\/p><p class=\"wp-block-paragraph\"><strong>\u0110\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> Ki\u1ec3m tra kh\u00f4ng ph\u00e1 h\u1ee7y \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u1ea5u tr\u00fac, trong khi ki\u1ec3m tra k\u00edch th\u01b0\u1edbc x\u00e1c nh\u1eadn t\u00ednh ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh x\u00e1c.<\/p><h4 class=\"wp-block-heading\">Nh\u1eefng \u0111i\u1ec3m ch\u00ednh:<\/h4><ul class=\"wp-block-list\"><li><strong>Ki\u1ec3m so\u00e1t t\u1ea1p ch\u1ea5t:<\/strong> Vi\u1ec7c gi\u1ea3m thi\u1ec3u l\u01b0u hu\u1ef3nh v\u00e0 ph\u1ed1t pho l\u00e0 r\u1ea5t quan tr\u1ecdng v\u00ec nh\u1eefng t\u1ea1p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 l\u00e0m th\u00e9p y\u1ebfu \u0111i \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 gi\u1ea3m \u0111\u1ed9 tin c\u1eady.<\/li>\n\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a quy tr\u00ecnh:<\/strong> Qu\u00e1 tr\u00ecnh c\u00e1n v\u00e0 x\u1eed l\u00fd nhi\u1ec7t \u0111\u00f2i h\u1ecfi ph\u1ea3i hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i.<\/li>\n\n<li><strong>\u0110i\u1ec1u ch\u1ec9nh theo y\u00eau c\u1ea7u:<\/strong> C\u00e1n ngu\u1ed9i v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t.<\/li><\/ul><h2 class=\"wp-block-heading\">C\u00e1c t\u00f9y ch\u1ecdn x\u1eed l\u00fd c\u1ee7a ch\u00fang t\u00f4i cho th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">SteelPRO Group cung c\u1ea5p nhi\u1ec1u d\u1ecbch v\u1ee5 gia c\u00f4ng cho Th\u00e9p kh\u00f4ng g\u1ec9 314, \u0111\u1ea3m b\u1ea3o c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. N\u0103ng l\u1ef1c c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m x\u1eed l\u00fd nhi\u1ec7t, c\u1eaft v\u00e0 t\u1ea1o h\u00ecnh, h\u00e0n, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, gh\u00e9p v\u00e0 \u0111\u1ecbnh h\u00ecnh v\u1eadt li\u1ec7u \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3.<\/p><h3 class=\"wp-block-heading\">1. X\u1eed l\u00fd nhi\u1ec7t th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><p class=\"wp-block-paragraph\">Quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t c\u1ee7a ch\u00fang t\u00f4i gi\u00fap t\u0103ng c\u01b0\u1eddng c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314, c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u1ee9ng su\u1ea5t nhi\u1ec7t.<\/p><ul class=\"wp-block-list\"><li><strong>Gi\u1ea3i ph\u00e1p \u0111i\u1ec1u tr\u1ecb<\/strong>:\u0110\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf nhi\u1ec7t \u0111\u1ed9 1080\u00b0C \u0111\u1ebfn 1130\u00b0C, qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m t\u0103ng \u0111\u1ed9 d\u1ebbo dai v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o, sau \u0111\u00f3 l\u00e0m ngu\u1ed9i nhanh \u0111\u1ec3 duy tr\u00ec c\u1ea5u tr\u00fac austenit.<\/li>\n\n<li><strong>\u1ee6<\/strong>: Gi\u1ea3m \u1ee9ng su\u1ea5t b\u00ean trong do h\u00e0n ho\u1eb7c gia c\u00f4ng, c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo v\u00e0 \u0111\u1ed9 dai, th\u01b0\u1eddng \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ea1t.<\/li>\n\n<li><strong>\u0110i\u1ec1u tr\u1ecb l\u00e3o h\u00f3a<\/strong>: C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li><strong>Th\u1ea5m nit\u01a1<\/strong>: N\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n. N\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn, nh\u01b0ng ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh cho b\u1ea1n.<\/li>\n\n<li><strong>X\u1eed l\u00fd nhi\u1ec7t ch\u00e2n kh\u00f4ng<\/strong>: Lo\u1ea1i b\u1ecf kh\u00ed v\u00e0 t\u1ea1p ch\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tinh khi\u1ebft v\u00e0 t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u.<\/li>\n\n<li><strong>N\u1ea5u ch\u1ea3y l\u1ea1i x\u1ec9 \u0111i\u1ec7n (ESR)<\/strong>: T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a h\u1ee3p kim v\u00e0 gi\u1ea3m t\u1ea1p ch\u1ea5t, c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc.<\/li><\/ul><p class=\"wp-block-paragraph\">Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd n\u00e0y \u0111\u1ea3m b\u1ea3o th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u \u1ee9ng d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p><h3 class=\"wp-block-heading\">2. C\u1eaft v\u00e0 \u0111\u1ecbnh h\u00ecnh th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><ul class=\"wp-block-list\"><li><strong>C\u1eaft Laser<\/strong>: Ph\u01b0\u01a1ng ph\u00e1p c\u1eaft c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p.<\/li>\n\n<li><strong>C\u1eaft tia n\u01b0\u1edbc<\/strong>: S\u1eed d\u1ee5ng lu\u1ed3ng n\u01b0\u1edbc \u00e1p su\u1ea5t cao \u0111\u1ec3 c\u1eaft, l\u00fd t\u01b0\u1edfng cho c\u00e1c v\u1eadt li\u1ec7u d\u00e0y h\u01a1n.<\/li><\/ul><div class=\"wp-block-essential-blocks-advanced-image  root-eb-advanced-image-z7obh\"><div class=\"eb-parent-wrapper eb-parent-eb-advanced-image-z7obh\"><figure class=\"eb-advanced-image-wrapper eb-advanced-image-z7obh img-style-rounded caption-style-1 caption-horizontal-center caption-vertical-bottom bottom no-effect\" data-id=\"eb-advanced-image-z7obh\"><div class=\"image-wrapper\"><img decoding=\"async\" src=\"https:\/\/steelprogroup.com\/wp-content\/uploads\/2024\/10\/314-welding-1.jpg\" alt=\"\"\/><\/div><\/figure><\/div><\/div><h3 class=\"wp-block-heading\">3. H\u00e0n th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><p class=\"wp-block-paragraph\">T\u1ea1i SteelPRO Group, ch\u00fang t\u00f4i chuy\u00ean h\u00e0n th\u00e9p kh\u00f4ng g\u1ec9 314 b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn nh\u01b0 h\u00e0n TIG, MIG v\u00e0 h\u00e0n h\u1ed3 quang. Ch\u00fang t\u00f4i c\u0169ng cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd sau h\u00e0n \u0111\u1ec3 ph\u1ee5c h\u1ed3i c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u. <a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/welding\/\">h\u00e0n<\/a> c\u00e1c quy tr\u00ecnh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng nh\u1ea1y c\u1ea3m, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/p><h3 class=\"wp-block-heading\">4. B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><ul class=\"wp-block-list\"><li><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/production\/polish\/\">\u0110\u00e1nh b\u00f3ng<\/a><\/strong>: T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 m\u1ecbn v\u00e0 t\u00ednh th\u1ea9m m\u1ef9 c\u1ee7a b\u1ec1 m\u1eb7t, th\u01b0\u1eddng bao g\u1ed3m \u0111\u00e1nh b\u00f3ng th\u00f4 v\u00e0 m\u1ecbn b\u1eb1ng h\u1ee3p ch\u1ea5t v\u00e0 b\u00e1nh xe v\u1ea3i.<\/li>\n\n<li><strong>Ng\u00e2m chua<\/strong>: Lo\u1ea1i b\u1ecf oxit v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m th\u00f4ng qua dung d\u1ecbch axit, ph\u1ee5c h\u1ed3i \u0111\u1ed9 s\u00e1ng b\u00f3ng v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/li>\n\n<li><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/finish\/passivated\/\">th\u1ee5 \u0111\u1ed9ng h\u00f3a<\/a><\/strong>: T\u1ea1o l\u1edbp b\u1ea3o v\u1ec7 tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/li>\n\n<li><strong>Phun c\u00e1t<\/strong>: \u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u00e1m d\u00ednh ho\u1eb7c \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u1ee9c c\u1ee5 th\u1ec3.<\/li>\n\n<li><strong>M\u1ea1 \u0111i\u1ec7n<\/strong>: Ph\u1ee7 m\u1ed9t l\u1edbp kim lo\u1ea1i nh\u01b0 niken ho\u1eb7c crom \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 v\u1ebb ngo\u00e0i.<\/li>\n\n<li><strong>L\u1edbp ph\u1ee7<\/strong>: \u00c1p d\u1ee5ng l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 b\u1eb1ng c\u00e1ch phun ho\u1eb7c nh\u00fang \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 m\u00e0i m\u00f2n.<\/li><\/ul><p class=\"wp-block-paragraph\">Ngo\u00e0i nh\u1eefng l\u1edbp ho\u00e0n thi\u1ec7n n\u00e0y, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh th\u00eam c\u00e1c l\u1edbp ho\u00e0n thi\u1ec7n kh\u00e1c \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p><div class=\"wp-block-essential-blocks-advanced-image  root-eb-advanced-image-3lxvi\"><div class=\"eb-parent-wrapper eb-parent-eb-advanced-image-3lxvi\"><figure class=\"eb-advanced-image-wrapper eb-advanced-image-3lxvi img-style-rounded caption-style-1 caption-horizontal-center caption-vertical-bottom bottom no-effect\" data-id=\"eb-advanced-image-3lxvi\"><div class=\"image-wrapper\"><img decoding=\"async\" src=\"https:\/\/steelprogroup.com\/wp-content\/uploads\/2024\/10\/314-surface-finish-1.jpg\" alt=\"\"\/><\/div><\/figure><\/div><\/div><h3 class=\"wp-block-heading\">5. Ph\u00f9 h\u1ee3p v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><p class=\"wp-block-paragraph\">Ch\u00fang t\u00f4i cung c\u1ea5p d\u1ecbch v\u1ee5 gia c\u00f4ng ch\u00ednh x\u00e1c cho Th\u00e9p kh\u00f4ng g\u1ec9 314, thi\u1ebft k\u1ebf c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ee9c t\u1ea1p \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau.<\/p><ul class=\"wp-block-list\"><li><strong>Quay<\/strong>:Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ecbnh h\u00ecnh c\u00e1c b\u1ed9 ph\u1eadn h\u00ecnh tr\u1ee5 b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf v\u1eadt li\u1ec7u kh\u1ecfi ph\u00f4i \u0111ang quay, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 ho\u00e0n thi\u1ec7n.<\/li>\n\n<li><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/finish\/mill\/\">Xay x\u00e1t<\/a><\/strong>: M\u00e1y c\u1eaft quay \u0111\u1ecbnh h\u00ecnh v\u1eadt li\u1ec7u th\u00e0nh c\u00e1c h\u00ecnh d\u1ea1ng ph\u1eb3ng ho\u1eb7c ph\u1ee9c t\u1ea1p, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m nh\u01b0 r\u00e3nh v\u00e0 khe c\u1ea7n thi\u1ebft trong c\u00e1c \u1ee9ng d\u1ee5ng c\u01a1 kh\u00ed.<\/li>\n\n<li><strong>Khoan<\/strong>: Khoan t\u1ea1o ra c\u00e1c l\u1ed7 c\u00f3 nhi\u1ec1u k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 s\u00e2u kh\u00e1c nhau, c\u1ea7n thi\u1ebft cho vi\u1ec7c l\u1eafp r\u00e1p v\u00e0 ch\u1ee9c n\u0103ng. C\u00e1c k\u1ef9 thu\u1eadt t\u1ed1c \u0111\u1ed9 cao \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 gi\u1ea3m nhi\u1ec7t.<\/li>\n\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng ho\u00e0n thi\u1ec7n<\/strong>:C\u00e1c quy tr\u00ecnh b\u1ed5 sung nh\u01b0 m\u00e0i v\u00e0 \u0111\u00e1nh b\u00f3ng gi\u00fap c\u1ea3i thi\u1ec7n dung sai v\u00e0 \u0111\u1ed9 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7u su\u1ea5t nghi\u00eam ng\u1eb7t.<\/li><\/ul><p class=\"wp-block-paragraph\">V\u1edbi chuy\u00ean m\u00f4n c\u1ee7a m\u00ecnh, m\u1ed7i b\u01b0\u1edbc gia c\u00f4ng \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 khai th\u00e1c h\u1ebft ti\u1ec1m n\u0103ng c\u1ee7a Th\u00e9p kh\u00f4ng g\u1ec9 314, mang \u0111\u1ebfn c\u00e1c linh ki\u1ec7n c\u00f3 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 ch\u1ee9c n\u0103ng v\u01b0\u1ee3t tr\u1ed9i.<\/p><h3 class=\"wp-block-heading\">6. H\u00ecnh d\u1ea1ng c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><ul class=\"wp-block-list\"><li><strong>T\u1ea5m tr\u1ea3i gi\u01b0\u1eddng<\/strong>: C\u00f3 s\u1eb5n \u1edf d\u1ea1ng c\u00e1n n\u00f3ng ho\u1eb7c c\u00e1n ngu\u1ed9i, ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb v\u00e0 th\u00e0nh ph\u1ea7n k\u1ebft c\u1ea5u ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li><strong>D\u1ea3i<\/strong>: Th\u00edch h\u1ee3p cho c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng d\u1ec5 th\u00edch nghi v\u00e0 d\u1ec5 gia c\u00f4ng, bao g\u1ed3m b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn l\u00f2 nung.<\/li>\n\n<li><strong>Thanh<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n k\u1ebft c\u1ea5u, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ee9c m\u1ea1nh cao h\u01a1n.<\/li>\n\n<li><strong>\u1ed0ng<\/strong>: \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 cao, ph\u00f9 h\u1ee3p v\u1edbi ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t v\u00e0 d\u1ea7u m\u1ecf.<\/li>\n\n<li><strong>H\u1ed3 s\u01a1<\/strong>: Bao g\u1ed3m c\u00e1c g\u00f3c, k\u00eanh v\u00e0 c\u00e1c h\u00ecnh d\u1ea1ng kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u00e2y d\u1ef1ng v\u00e0 k\u1ebft c\u1ea5u h\u1ed7 tr\u1ee3 thi\u1ebft b\u1ecb.<\/li>\n\n<li><strong>H\u00ecnh d\u1ea1ng t\u00f9y ch\u1ec9nh<\/strong>:Ch\u00fang t\u00f4i c\u0169ng cung c\u1ea5p kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c h\u00ecnh d\u1ea1ng t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n, \u0111\u1ea3m b\u1ea3o t\u00ednh linh ho\u1ea1t v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/li><\/ul><p class=\"wp-block-paragraph\">SteelPRO Group cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p gia c\u00f4ng to\u00e0n di\u1ec7n cho th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhi\u1ec1u y\u00eau c\u1ea7u kh\u00e1c nhau c\u1ee7a ng\u00e0nh.<\/p><div class=\"wp-block-essential-blocks-advanced-image  root-eb-advanced-image-2kvsz\"><div class=\"eb-parent-wrapper eb-parent-eb-advanced-image-2kvsz\"><figure class=\"eb-advanced-image-wrapper eb-advanced-image-2kvsz img-style-rounded caption-style-1 caption-horizontal-center caption-vertical-bottom bottom no-effect\" data-id=\"eb-advanced-image-2kvsz\"><div class=\"image-wrapper\"><img decoding=\"async\" src=\"https:\/\/steelprogroup.com\/wp-content\/uploads\/2024\/10\/314-product.jpg\" alt=\"\"\/><\/div><\/figure><\/div><\/div><h2 class=\"wp-block-heading\">\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314 n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t. Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0a th\u00edch cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f3 kh\u0103n trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng bi\u1ebfn d\u1ea1ng \u1edf nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1150\u00b0C, th\u00edch h\u1ee3p cho c\u00e1c b\u1ed9 ph\u1eadn l\u00f2 v\u00e0 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t. Ti\u1ebfp x\u00fac k\u00e9o d\u00e0i \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb 649-816\u00b0C (1200-1500\u00b0F) c\u00f3 th\u1ec3 g\u00e2y gi\u00f2n.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a tuy\u1ec7t v\u1eddi<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">V\u1edbi h\u00e0m l\u01b0\u1ee3ng crom v\u00e0 niken cao, th\u00e9p kh\u00f4ng g\u1ec9 314 ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0111\u00f3ng c\u1eb7n ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 c\u00f3 \u0111\u1ed9 b\u1ec1n cao trong m\u00f4i tr\u01b0\u1eddng ti\u1ebfp x\u00fac li\u00ean t\u1ee5c v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a linh ki\u1ec7n.<\/p><h3 class=\"wp-block-heading\"><strong>S\u1ee9c m\u1ea1nh c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c duy tr\u00ec<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">314 gi\u1eef nguy\u00ean t\u00ednh to\u00e0n v\u1eb9n c\u01a1 h\u1ecdc v\u00e0 \u0111\u1ed9 b\u1ec1n d\u01b0\u1edbi \u1ee9ng su\u1ea5t nhi\u1ec7t, khi\u1ebfn n\u00f3 \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u1ee9ng su\u1ea5t cao, nhi\u1ec7t \u0111\u1ed9 cao. Kh\u1ea3 n\u0103ng gi\u1eef \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng bi\u1ebfn d\u1ea1ng c\u1ee7a n\u00f3 r\u1ea5t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p nh\u01b0 tua bin kh\u00ed v\u00e0 thi\u1ebft b\u1ecb h\u00f3a d\u1ea7u.<\/p><h3 class=\"wp-block-heading\"><strong>\u0110\u1ed9 b\u1ec1n<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Cung c\u1ea5p hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, nhi\u1ec7t \u0111\u1ed9 cao, gi\u1ea3m nhu c\u1ea7u b\u1ea3o tr\u00ec v\u00e0 thay th\u1ebf th\u01b0\u1eddng xuy\u00ean. Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 xu\u1ed1ng c\u1ea5p li\u00ean quan \u0111\u1ebfn nhi\u1ec7t l\u00e0m t\u0103ng th\u00eam gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3 trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng quan tr\u1ecdng.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">C\u00f3 th\u1ec3 t\u00e1i ch\u1ebf ho\u00e0n to\u00e0n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng, g\u00f3p ph\u1ea7n gi\u1ea3m thi\u1ec3u m\u1ee9c ti\u00eau th\u1ee5 t\u00e0i nguy\u00ean. V\u00f2ng \u0111\u1eddi d\u00e0i c\u1ee7a n\u00f3 c\u0169ng gi\u1ea3m thi\u1ec3u t\u1ea7n su\u1ea5t thay th\u1ebf, gi\u00fap gi\u1ea3m t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng h\u01a1n n\u1eefa.<\/p><h3 class=\"wp-block-heading\"><strong>T\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Tu\u1ed5i th\u1ecd k\u00e9o d\u00e0i v\u00e0 kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314 gi\u00fap b\u00f9 \u0111\u1eafp t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, khi\u1ebfn \u0111\u00e2y tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn b\u1ec1n v\u1eefng h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p><h3 class=\"wp-block-heading\"><strong>Chi ph\u00ed cao h\u01a1n<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Ch\u1ee9a t\u1ef7 l\u1ec7 niken v\u00e0 crom cao h\u01a1n so v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng th\u01b0\u1eddng nh\u01b0 304 ho\u1eb7c 316, l\u00e0m t\u0103ng chi ph\u00ed. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1eb1ng hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a n\u00f3 trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n cao h\u01a1n.<\/p><h3 class=\"wp-block-heading\"><strong>Th\u00e1ch th\u1ee9c v\u1ec1 kh\u1ea3 n\u0103ng gia c\u00f4ng<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">H\u00e0m l\u01b0\u1ee3ng h\u1ee3p kim cao c\u1ee7a 314 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn kh\u00f3 kh\u0103n trong gia c\u00f4ng, \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 thi\u1ebft b\u1ecb c\u1eaft chuy\u00ean d\u1ee5ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng chi ph\u00ed v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 d\u1ee5ng<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">314 \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n c\u00e1c lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 kh\u00e1c, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn th\u1eddi gian giao h\u00e0ng d\u00e0i h\u01a1n v\u00e0 chi ph\u00ed mua s\u1eafm cao h\u01a1n. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c c\u00f3 th\u1ec3 c\u1ea7n l\u1eadp k\u1ebf ho\u1ea1ch cho \u0111i\u1ec1u n\u00e0y trong m\u1ed1c th\u1eddi gian s\u1ea3n xu\u1ea5t.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p austenit kh\u00e1c nh\u01b0ng n\u1ed5i b\u1eadt ch\u1ee7 y\u1ebfu nh\u1edd kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a \u0111\u1eb7c bi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ec9 t\u1eadp trung v\u00e0o kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, <strong>th\u00e9p kh\u00f4ng g\u1ec9 316<\/strong> l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n do c\u00f3 h\u00e0m l\u01b0\u1ee3ng molypden cao h\u01a1n, gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1ed7 v\u00e0 \u0103n m\u00f2n khe h\u1edf trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t h\u01a1n.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u00f4ng l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">\u0110\u01b0\u1ee3c chuy\u00ean d\u00f9ng cho m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao, 314 kh\u00f4ng mang l\u1ea1i l\u1ee3i th\u1ebf \u0111\u00e1ng k\u1ec3 trong m\u00f4i tr\u01b0\u1eddng l\u1ea1nh. \u0110\u1ed9 b\u1ec1n c\u1ee7a n\u00f3 gi\u1ea3m \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n, h\u1ea1n ch\u1ebf hi\u1ec7u qu\u1ea3 c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/p><h3 class=\"wp-block-heading\"><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m cacbon<\/strong>:&nbsp;<\/h3><p class=\"wp-block-paragraph\">Ch\u1ed1ng oxy h\u00f3a v\u00e0 cacbon h\u00f3a, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 cao, ng\u0103n ng\u1eeba s\u1ef1 h\u00ecnh th\u00e0nh cacbua c\u00f3 h\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t. Tuy nhi\u00ean, ti\u1ebfp x\u00fac l\u00e2u d\u00e0i \u1edf nhi\u1ec7t \u0111\u1ed9 650\u00b0C-900\u00b0C c\u00f3 th\u1ec3 g\u00e2y gi\u00f2n, do \u0111\u00f3 n\u00ean tr\u00e1nh s\u1eed d\u1ee5ng l\u00e2u d\u00e0i \u1edf nhi\u1ec7t \u0111\u1ed9 n\u00e0y.<\/p><p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 mu\u1ed1n t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p kh\u00f4ng? <a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/18-8\/\">T\u00ecm hi\u1ec3u v\u1ec1 th\u00e9p kh\u00f4ng g\u1ec9 304!<\/a><\/p><h2 class=\"wp-block-heading\">C\u00e1c c\u1ea5p \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng cho th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">C\u00e1c c\u1ea5p \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 c\u1ea5p 314 nh\u01b0 sau.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Ti\u00eau chu\u1ea9n<\/strong><\/td><td><strong>Vi\u1ebft t\u1eaft<\/strong><\/td><td><strong>C\u1ea5p<\/strong><\/td><\/tr><tr><td>ASTM (Hoa K\u1ef3)<\/td><td>Li\u00ean Hi\u1ec7p Qu\u1ed1c<\/td><td>S31400<\/td><\/tr><tr><td>EN (Ch\u00e2u \u00c2u)<\/td><td>VI<\/td><td>X15CrNiSi25-21 (1.4841)<\/td><\/tr><tr><td>DIN (\u0110\u1ee9c)<\/td><td>\u0110\u1ea0I H\u1eccC<\/td><td>1.4841<\/td><\/tr><tr><td>JIS (Nh\u1eadt B\u1ea3n)<\/td><td>Ti\u00eau chu\u1ea9n Nh\u1eadt B\u1ea3n<\/td><td>SUS314<\/td><\/tr><tr><td>GB (Trung Qu\u1ed1c)<\/td><td>Anh<\/td><td>0Cr25Ni20<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ch\u1ed1ng oxy h\u00f3a, do \u0111\u00f3 r\u1ea5t l\u00fd t\u01b0\u1edfng cho c\u00e1c ng\u00e0nh nh\u01b0 ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t v\u00e0 ph\u00e1t \u0111i\u1ec7n.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/strong><\/td><td><strong>\u1ee8ng d\u1ee5ng c\u1ee5 th\u1ec3<\/strong><\/td><td><strong>L\u00fd do<\/strong><\/td><\/tr><tr><td>X\u1eed l\u00fd h\u00f3a h\u1ecdc<\/td><td>Bu\u1ed3ng ph\u1ea3n \u1ee9ng, B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0103n m\u00f2n m\u1ea1nh trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao<\/td><\/tr><tr><td>S\u1ea3n xu\u1ea5t l\u00f2 nung<\/td><td>L\u1edbp l\u00f3t l\u00f2, \u1ed1ng b\u1ee9c x\u1ea1<\/td><td>\u0110\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u01b0\u1ee3t tr\u1ed9i trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao<\/td><\/tr><tr><td>S\u1ea3n xu\u1ea5t \u0111i\u1ec7n<\/td><td>\u1ed0ng l\u00f2 h\u01a1i, H\u1ec7 th\u1ed1ng thu h\u1ed3i nhi\u1ec7t<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ch\u1ed1ng \u0111\u00f3ng c\u1eb7n<\/td><\/tr><tr><td>Ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a d\u1ea7u<\/td><td>Thi\u1ebft b\u1ecb Cracking x\u00fac t\u00e1c, Reformers<\/td><td>Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u0103n m\u00f2n<\/td><\/tr><tr><td>H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5<\/td><td>Linh ki\u1ec7n \u0111\u1ed9ng c\u01a1 ph\u1ea3n l\u1ef1c, h\u1ec7 th\u1ed1ng x\u1ea3<\/td><td>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 cao trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/td><\/tr><tr><td>Ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m<\/td><td>L\u00f2 n\u01b0\u1edbng c\u00f4ng nghi\u1ec7p, b\u0103ng t\u1ea3i<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng \u0103n m\u00f2n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 tu\u00e2n th\u1ee7 an to\u00e0n<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">C\u00e1ch ch\u1ecdn th\u00e9p kh\u00f4ng g\u1ec9 314<\/h3><p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u00f2i h\u1ecfi ph\u1ea3i xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c danh m\u1ee5c c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00e1nh gi\u00e1:<\/p><h3 class=\"wp-block-heading\">1. Y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t<\/h3><ul class=\"wp-block-list\"><li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/strong>: \u0110\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao, th\u01b0\u1eddng l\u00e0 tr\u00ean 1000\u00b0C, cho c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a<\/strong>: L\u1ef1a ch\u1ecdn 314 trong \u0111i\u1ec1u ki\u1ec7n qu\u00e1 tr\u00ecnh oxy h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng.<\/li>\n\n<li><strong>Ch\u1ed1ng \u0103n m\u00f2n<\/strong>:Nh\u1ea1y c\u1ea3m v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f3 ch\u1ee9a l\u01b0u hu\u1ef3nh, do \u0111\u00f3 c\u1ea7n \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 \u0103n m\u00f2n c\u1ee7a m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn.<\/li><\/ul><h3 class=\"wp-block-heading\">2. T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc<\/h3><ul class=\"wp-block-list\"><li><strong>\u0110\u1ed9 d\u1ebbo<\/strong>:V\u1edbi \u0111\u1ed9 gi\u00e3n d\u00e0i h\u01a1n 40%, th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u1ea3m b\u1ea3o kh\u00f4ng b\u1ecb g\u00e3y trong qu\u00e1 tr\u00ecnh gia c\u00f4ng.<\/li>\n\n<li><strong>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/strong>: Th\u00f4ng th\u01b0\u1eddng tr\u00ean 520 MPa, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng ch\u1ecbu \u1ee9ng su\u1ea5t cao.<\/li><\/ul><h3 class=\"wp-block-heading\">3. X\u1eed l\u00fd v\u00e0 ch\u1ee9ng nh\u1eadn v\u1eadt li\u1ec7u<\/h3><ul class=\"wp-block-list\"><li><strong>\u0110i\u1ec1u ki\u1ec7n x\u1eed l\u00fd nhi\u1ec7t<\/strong>: \u0110\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u \u0111\u00e3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p, nh\u01b0 x\u1eed l\u00fd dung d\u1ecbch, \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li><strong>Ti\u00eau chu\u1ea9n v\u00e0 ch\u1ee9ng nh\u1eadn<\/strong>: X\u00e1c minh r\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 314 \u0111\u00e3 ch\u1ecdn \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u00f3 li\u00ean quan, ch\u1eb3ng h\u1ea1n nh\u01b0 UNS S38340 v\u00e0 JIS SUS314, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t.<\/li><\/ul><h3 class=\"wp-block-heading\">4. C\u00e2n nh\u1eafc v\u1ec1 nh\u00e0 cung c\u1ea5p<\/h3><ul class=\"wp-block-list\"><li><strong>Uy t\u00edn c\u1ee7a nh\u00e0 cung c\u1ea5p<\/strong>: Ch\u1ecdn nh\u00e0 cung c\u1ea5p uy t\u00edn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u v\u00e0 d\u1ecbch v\u1ee5 sau b\u00e1n h\u00e0ng. Y\u00eau c\u1ea7u b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m v\u1eadt li\u1ec7u khi c\u1ea7n thi\u1ebft. SteelPRO Group cung c\u1ea5p b\u00e1o c\u00e1o ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ch\u1ee9ng ch\u1ec9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o.<\/li><\/ul><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 314 hay 316 t\u1ed1t h\u01a1n?<\/h2><p class=\"wp-block-paragraph\"><strong><br><\/strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-316\/\">316<\/a> c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i, \u0111\u1eb7c bi\u1ec7t l\u00e0 ch\u1ed1ng \u0103n m\u00f2n clorua, trong khi 314 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 314 l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\"><strong><br><\/strong>314 l\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao v\u1edbi h\u00e0m l\u01b0\u1ee3ng niken v\u00e0 crom cao h\u01a1n, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 314 d\u00f9ng \u0111\u1ec3 l\u00e0m dao l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\"><strong><br><\/strong>Th\u00e9p 314 kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u00e0m dao v\u00ec \u0111\u1ed9 c\u1ee9ng th\u1ea5p h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh k\u00e9m h\u01a1n so v\u1edbi th\u00e9p chuy\u00ean d\u1ee5ng l\u00e0m dao nh\u01b0 440C.<\/p><h2 class=\"wp-block-heading\">S\u1ef1 \u0103n m\u00f2n li\u00ean h\u1ea1t c\u1ee7a inox 314 di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o?<\/h2><p class=\"wp-block-paragraph\"><strong><br><\/strong>Th\u00e9p 314 c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb \u0103n m\u00f2n li\u00ean h\u1ea1t \u1edf c\u00e1c khu v\u1ef1c h\u00e0n n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c \u1ed5n \u0111\u1ecbnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 sau khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 450-850\u00b0C trong th\u1eddi gian d\u00e0i.<\/p><h2 class=\"wp-block-heading\">S\u1ef1 \u0103n m\u00f2n chung c\u1ee7a th\u00e9p 314 nh\u01b0 th\u1ebf n\u00e0o?<\/h2><p class=\"wp-block-paragraph\"><strong><br><\/strong>Inox 314 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u1edf m\u1ee9c trung b\u00ecnh, ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n oxy h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0ng k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n trong m\u00f4i tr\u01b0\u1eddng gi\u00e0u clorua ho\u1eb7c m\u00f4i tr\u01b0\u1eddng bi\u1ec3n.<\/p><h2 class=\"wp-block-heading\">Nh\u00e0 s\u1ea3n xu\u1ea5t th\u00e9p kh\u00f4ng g\u1ec9 314<\/h2><p class=\"wp-block-paragraph\"><strong>T\u1eadp \u0111o\u00e0n SteelPRO<\/strong> s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m th\u00e9p kh\u00f4ng g\u1ec9 314 v\u1edbi b\u1ea3o h\u00e0nh kh\u00f4ng l\u1ed7i 100% v\u00e0 b\u1ea3o h\u00e0nh tr\u1ecdn \u0111\u1eddi.<\/p><p class=\"wp-block-paragraph\">Khi l\u1ef1a ch\u1ecdn SteelPRO Group, ch\u00fang t\u00f4i cung c\u1ea5p cho b\u1ea1n:<\/p><ul class=\"wp-block-list\"><li><strong>\u0110\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng h\u00e0ng \u0111\u1ea7u:<\/strong> \u0110\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t c\u1ee7a ng\u00e0nh.<\/li>\n\n<li><strong>B\u1ea3o h\u00e0nh tr\u1ecdn \u0111\u1eddi:<\/strong> \u0110\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i \u0111\u1ec3 b\u1ea1n an t\u00e2m.<\/li>\n\n<li><strong>Gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh:<\/strong> \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/li>\n\n<li><strong>V\u1eadn chuy\u1ec3n to\u00e0n c\u1ea7u:<\/strong> Giao h\u00e0ng \u0111\u00e1ng tin c\u1eady \u0111\u1ebfn b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o tr\u00ean th\u1ebf gi\u1edbi.<\/li><\/ul><p class=\"wp-block-paragraph\">SteelPRO Group cung c\u1ea5p cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p tr\u00ean to\u00e0n th\u1ebf gi\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 314, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao nh\u1ea5t trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 kh\u1eafc nghi\u1ec7t. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0111\u1ed9 b\u1ec1n, ch\u00fang t\u00f4i bi\u1ebfn th\u00e1ch th\u1ee9c th\u00e0nh gi\u1ea3i ph\u00e1p. Kh\u00e1m ph\u00e1 <a href=\"https:\/\/steelprogroup.com\/vi\/services-processing\/customised-solutions\/\">t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh<\/a> trang, \u0111\u1ec3 t\u1ea1o h\u00ecnh, x\u1eed l\u00fd nhi\u1ec7t, gia c\u00f4ng v\u00e0 h\u1eadu c\u1ea7n ch\u00ednh x\u00e1c, \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m 314 c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c giao v\u1edbi \u0111\u1ed9 tin c\u1eady v\u00e0 s\u1ef1 xu\u1ea5t s\u1eafc ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p><p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Th\u00e9p kh\u00f4ng g\u1ec9 314 n\u1ed5i b\u1eadt v\u1edbi kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu \u0111\u00e1ng ch\u00fa \u00fd c\u1ee7a n\u00f3 [\u2026]<\/p>","protected":false},"author":1,"featured_media":11608,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","rank_math_lock_modified_date":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[4191,112],"tags":[],"class_list":["post-11629","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-grades","category-stainless-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/11629","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/comments?post=11629"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/11629\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/11608"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=11629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=11629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=11629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}