{"id":21207,"date":"2025-03-03T07:17:00","date_gmt":"2025-03-02T23:17:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=21207"},"modified":"2025-03-17T17:20:44","modified_gmt":"2025-03-17T09:20:44","slug":"dc01-vs-s235","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/galvanized-steel\/grades\/comparison\/dc01-vs-s235\/","title":{"rendered":"DC01 so v\u1edbi S235: So s\u00e1nh th\u00e9p k\u1ebft c\u1ea5u v\u00e0 th\u00e9p c\u00e1n ngu\u1ed9i"},"content":{"rendered":"<p>DC01 v\u00e0 S235 \u0111\u1ec1u l\u00e0 th\u00e9p cacbon th\u1ea5p nh\u01b0ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng kh\u00e1c nhau. DC01 l\u00e0 th\u00e9p c\u00e1n ngu\u1ed9i c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh tuy\u1ec7t v\u1eddi, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 t\u1ea5m \u1ed1p \u00f4 t\u00f4 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn thi\u1ebft b\u1ecb. S235 l\u00e0 th\u00e9p k\u1ebft c\u1ea5u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 b\u1ec1n, r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c khung x\u00e2y d\u1ef1ng v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu t\u1ea3i.\u00a0<\/p><h2 class=\"wp-block-heading\">Th\u00e9p DC01 l\u00e0 g\u00ec?<\/h2><p>DC01 l\u00e0 th\u00e9p cacbon th\u1ea5p c\u00e1n ngu\u1ed9i \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi b\u1ec1 m\u1eb7t nh\u1eb5n v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh tuy\u1ec7t v\u1eddi. H\u00e0m l\u01b0\u1ee3ng cacbon th\u1ea5p (\u2264 0,12%) l\u00e0m cho th\u00e9p c\u00f3 \u0111\u1ed9 d\u1ebbo cao, l\u00fd t\u01b0\u1edfng \u0111\u1ec3 k\u00e9o s\u00e2u, d\u1eadp v\u00e0 \u0111\u1ecbnh h\u00ecnh ch\u00ednh x\u00e1c.<\/p><h4 class=\"wp-block-heading\"><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a DC01:<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>B\u1ec1 m\u1eb7t nh\u1eb5n<\/strong>, th\u00edch h\u1ee3p cho vi\u1ec7c s\u01a1n v\u00e0 ph\u1ee7.<\/li>\n\n<li><strong>Kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh cao<\/strong>, cho ph\u00e9p t\u1ea1o h\u00ecnh ph\u1ee9c t\u1ea1p m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t.<\/li>\n\n<li><strong>S\u1ee9c m\u1ea1nh th\u1ea5p h\u01a1n<\/strong>, \u01b0u ti\u00ean t\u00ednh d\u1ec5 u\u1ed1n h\u01a1n kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i.<\/li>\n\n<li><strong>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong t\u1ea5m \u1ed1p \u00f4 t\u00f4, \u0111\u1ed3 gia d\u1ee5ng v\u00e0 \u0111\u1ed3 n\u1ed9i th\u1ea5t.<\/strong><\/li><\/ul><h2 class=\"wp-block-heading\">Th\u00e9p S235 l\u00e0 g\u00ec? <\/h2><p>S235 l\u00e0 th\u00e9p k\u1ebft c\u1ea5u c\u00e1n n\u00f3ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u1eafc trong c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu t\u1ea3i. V\u1edbi h\u00e0m l\u01b0\u1ee3ng cacbon v\u00e0 mangan cao h\u01a1n, th\u00e9p n\u00e0y c\u00f3 hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc cao h\u01a1n DC01. \u0110\u1ed3ng (\u2264 0,55%) c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, m\u1eb7c d\u00f9 v\u1eabn n\u00ean ph\u1ee7 l\u1edbp ph\u1ee7.<\/p><h4 class=\"wp-block-heading\"><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a S235:<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>\u0110\u1ed9 b\u1ec1n k\u00e9o 235 MPa<\/strong>, \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ea5u tr\u00fac.<\/li>\n\n<li><strong>\u0110\u1ed9 \u0111\u1ecbnh h\u00ecnh v\u1eeba ph\u1ea3i<\/strong>, \u01b0u ti\u00ean s\u1ee9c m\u1ea1nh h\u01a1n l\u00e0 \u0111\u1ecbnh h\u00ecnh.<\/li>\n\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n<\/strong> do h\u00e0m l\u01b0\u1ee3ng \u0111\u1ed3ng.<\/li>\n\n<li><strong>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u00e2y d\u1ef1ng, c\u1ea7u v\u00e0 m\u00e1y m\u00f3c h\u1ea1ng n\u1eb7ng.<\/strong><\/li><\/ul><h2 class=\"wp-block-heading\">Th\u00e9p S235JR l\u00e0 g\u00ec?<\/h2><p>S235JR l\u00e0 th\u00e9p k\u1ebft c\u1ea5u cacbon th\u1ea5p c\u00e1n n\u00f3ng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng h\u00e0n t\u1ed1t. N\u00f3 thu\u1ed9c h\u1ecd th\u00e9p S235 nh\u01b0ng bao g\u1ed3m k\u00fd hi\u1ec7u JR, ngh\u0129a l\u00e0 n\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp \u1edf m\u1ee9c 27J \u1edf 20\u00b0C. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng k\u1ebft c\u1ea5u ti\u1ebfp x\u00fac v\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ed9ng ho\u1eb7c l\u1ef1c t\u00e1c \u0111\u1ed9ng nh\u1eb9.<\/p><h2 class=\"wp-block-heading\">DC01 so v\u1edbi S235: T\u1ed5ng quan v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh<\/h2><p>B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p so s\u00e1nh nhanh v\u1ec1 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa DC01 v\u00e0 S235.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>T\u00ednh n\u0103ng<\/td><td colspan=\"2\">DC01 (Th\u00e9p c\u00e1n ngu\u1ed9i)<\/td><td colspan=\"2\">S235 (Th\u00e9p k\u1ebft c\u1ea5u)<\/td><\/tr><tr><td>S\u1eed d\u1ee5ng ch\u00ednh<\/td><td colspan=\"2\">Kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t (\u00f4 t\u00f4, thi\u1ebft b\u1ecb)<\/td><td colspan=\"2\">S\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 b\u1ec1n (x\u00e2y d\u1ef1ng, khung)<\/td><\/tr><tr><td>S\u1ee9c m\u1ea1nh<\/td><td colspan=\"2\">\u0110\u1ed9 b\u1ec1n k\u00e9o th\u1ea5p h\u01a1n (140-280 MPa)<\/td><td colspan=\"2\">\u0110\u1ed9 b\u1ec1n k\u00e9o cao h\u01a1n (235 MPa)<\/td><\/tr><tr><td>Kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh<\/td><td colspan=\"2\">Cao \u2013 tuy\u1ec7t v\u1eddi \u0111\u1ec3 u\u1ed1n cong v\u00e0 \u0111\u1ecbnh h\u00ecnh<\/td><td colspan=\"2\">Trung b\u00ecnh \u2013 c\u1ee9ng h\u01a1n \u0111\u1ec3 ch\u1ecbu t\u1ea3i<\/td><\/tr><tr><td>Ch\u1ed1ng \u0103n m\u00f2n<\/td><td colspan=\"2\">Th\u1ea5p \u2013 c\u1ea7n l\u1edbp ph\u1ee7 \u0111\u1ec3 b\u1ea3o v\u1ec7<\/td><td colspan=\"2\">T\u1ed1t h\u01a1n m\u1ed9t ch\u00fat do c\u00f3 th\u00eam \u0111\u1ed3ng<\/td><\/tr><tr><td>V\u1ebb b\u1ec1 ngo\u00e0i<\/td><td colspan=\"2\">B\u1ec1 m\u1eb7t nh\u1eb5n, s\u1ea1ch<\/td><td colspan=\"2\">Ho\u00e0n thi\u1ec7n c\u00f4ng nghi\u1ec7p, c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y l\u1edbp v\u1ea3y c\u00e1n<\/td><\/tr><tr><td>Tr\u1ecb gi\u00e1<\/td><td colspan=\"2\">Cao h\u01a1n do qu\u00e1 tr\u00ecnh c\u00e1n ngu\u1ed9i<\/td><td colspan=\"2\">Th\u1ea5p h\u01a1n, \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac kh\u1ed1i l\u01b0\u1ee3ng<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">DC01 so v\u1edbi S235JR<\/h3><p>S235JR l\u00e0 phi\u00ean b\u1ea3n th\u00e9p S235 m\u1ea1nh h\u01a1n. So v\u1edbi S235JR, DC01 c\u00f3 \u0111\u1ed9 b\u1ec1n th\u1ea5p h\u01a1n nh\u01b0ng kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t t\u1ed1t h\u01a1n. Trong khi S235JR \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp, DC01 l\u00fd t\u01b0\u1edfng \u0111\u1ec3 \u0111\u1ecbnh h\u00ecnh ch\u00ednh x\u00e1c v\u00e0 ho\u00e0n thi\u1ec7n m\u1ecbn, gi\u00fap n\u00f3 t\u1ed1t h\u01a1n cho c\u00e1c t\u1ea5m \u1ed1p \u00f4 t\u00f4, thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ed3 kim lo\u1ea1i trang tr\u00ed.<\/p><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a DC01 so v\u1edbi S235<\/h2><h3 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc<\/h3><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>C<\/strong><\/td><td><strong>Mn<\/strong><\/td><td><strong>P<\/strong><\/td><td><strong>S<\/strong><\/td><td><strong>Al<\/strong><\/td><td><strong>Cu<\/strong><\/td><\/tr><tr><td>DC01 (%)<\/td><td>\u2264 0,12<\/td><td>\u2264 0,6<\/td><td>\u2264 0,045<\/td><td>\u2264 0,045<\/td><td>\u2265 0,020<\/td><td>&#8211;<\/td><\/tr><tr><td>S235 (%)<\/td><td>\u2264 0,22<\/td><td>\u2264 1,6<\/td><td>\u2264 0,05<\/td><td>\u2264 0,05<\/td><td>&#8211;<\/td><td>\u2264 0,55<\/td><\/tr><\/tbody><\/table><\/figure><ul class=\"wp-block-list\"><li><strong><em>Nh\u00f4m (Al)<\/em> <\/strong>TRONG <strong><em>DC01<\/em><\/strong> <strong>th\u00e9p<\/strong><\/li><\/ul><p>Nh\u00f4m \u0111\u01b0\u1ee3c th\u00eam v\u00e0o ch\u1ee7 y\u1ebfu nh\u01b0 m\u1ed9t t\u00e1c nh\u00e2n kh\u1eed oxy. N\u00f3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh c\u1ee7a DC01 v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t.<\/p><ul class=\"wp-block-list\"><li><strong><em>\u0110\u1ed3ng (Cu)<\/em><\/strong> TRONG <em><strong>S235<\/strong><\/em><strong> th\u00e9p<\/strong><\/li><\/ul><p>\u0110\u1ed3ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o S235 \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n.<\/p><h3 class=\"wp-block-heading\">Ch\u1ed1ng \u0103n m\u00f2n<\/h3><p>S235 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi DC01. \u0110i\u1ec1u n\u00e0y ch\u1ee7 y\u1ebfu l\u00e0 do b\u1ed5 sung \u0111\u1ed3ng v\u00e0o S235, gi\u00fap ch\u1ed1ng g\u1ec9. Ng\u01b0\u1ee3c l\u1ea1i, DC01 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nhi\u1ec1u h\u01a1n cho kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t h\u01a1n l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft.<\/p><p>B\u1ea5t ch\u1ea5p s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y, c\u1ea3 DC01 v\u00e0 S235 \u0111\u1ec1u \u0111\u01b0\u1ee3c coi l\u00e0 kim lo\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n th\u1ea5p. Trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c \u0103n m\u00f2n, ch\u00fang th\u01b0\u1eddng c\u1ea7n l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 nh\u01b0 s\u01a1n ho\u1eb7c m\u1ea1 k\u1ebdm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng g\u1ec9.<\/p><h3 class=\"wp-block-heading\">M\u1ea1 k\u1ebdm<\/h3><p>\u0110\u1ed1i v\u1edbi DC01 v\u00e0 S235, ph\u01b0\u01a1ng ph\u00e1p m\u1ea1 k\u1ebdm \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng l\u00e0 m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng. Th\u00e9p \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o k\u1ebdm n\u00f3ng ch\u1ea3y, t\u1ea1o ra l\u1edbp ph\u1ee7 d\u00e0y v\u00e0 b\u1ec1n. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi ph\u1ea3i ti\u1ebfp x\u00fac ngo\u00e0i tr\u1eddi ho\u1eb7c \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c d\u1ef1 \u00e1n x\u00e2y d\u1ef1ng v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p><p>DC01 \u0111\u00f4i khi \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm \u0111i\u1ec7n ph\u00e2n cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi l\u1edbp ph\u1ee7 m\u1ecbn, \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 t\u00ednh th\u1ea9m m\u1ef9 cao h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 trong c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng ho\u1eb7c n\u1ed9i th\u1ea5t \u00f4 t\u00f4.<\/p><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a DC01 so v\u1edbi S235<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>DC01<\/strong><\/td><td><strong>S235<\/strong><\/td><\/tr><tr><td>S\u1ee9c ch\u1ecbu l\u1ef1c<\/td><td>140\u2013280MPa<\/td><td>235MPa<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>270\u2013410MPa<\/td><td>360\u2013510MPa<\/td><\/tr><tr><td>\u0110\u1ed9 gi\u00e3n d\u00e0i<\/td><td>\u2265 28% (A80)<\/td><td>\u2265 26% (A)<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng<\/td><td>105 HV<\/td><td>120 HB<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">S\u1ee9c m\u1ea1nh<\/h3><p>S235 c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n DC01. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng k\u1ebft c\u1ea5u, S235 cung c\u1ea5p \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ea7n thi\u1ebft cho c\u00e1c d\u1ef1 \u00e1n x\u00e2y d\u1ef1ng v\u00e0 k\u1ef9 thu\u1eadt. DC01 c\u00f3 \u0111\u1ed9 b\u1ec1n th\u1ea5p h\u01a1n v\u00e0 d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 \u0111\u1ecbnh h\u00ecnh chi ti\u1ebft l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng h\u01a1n l\u00e0 hi\u1ec7u su\u1ea5t ch\u1ecbu t\u1ea3i.<\/p><h3 class=\"wp-block-heading\">\u0110\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh<\/h3><p>DC01 c\u00f3 \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh cao h\u01a1n S235. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ecbnh h\u00ecnh ch\u00ednh x\u00e1c, cho ph\u00e9p u\u1ed1n cong v\u00e0 \u0111\u1ecbnh h\u00ecnh d\u1ec5 d\u00e0ng h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t. S235, m\u1eb7c d\u00f9 v\u1eabn d\u1ebbo, nh\u01b0ng \u01b0u ti\u00ean \u0111\u1ed9 b\u1ec1n k\u1ebft c\u1ea5u h\u01a1n kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh.<\/p><h2 class=\"wp-block-heading\">Nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t kh\u00e1c gi\u1eefa DC01 v\u00e0 S235<\/h2><h3 class=\"wp-block-heading\">V\u1ebb b\u1ec1 ngo\u00e0i<\/h3><p>DC01 c\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n, s\u1ea1ch v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u t\u1ef1 nhi\u00ean nh\u1edd quy tr\u00ecnh c\u00e1n ngu\u1ed9i. N\u00f3 l\u00fd t\u01b0\u1edfng cho vi\u1ec7c s\u01a1n v\u00e0 c\u00e1c x\u1eed l\u00fd b\u1ec1 m\u1eb7t kh\u00e1c khi c\u1ea7n l\u1edbp n\u1ec1n ho\u00e0n h\u1ea3o.<\/p><p>S235 th\u01b0\u1eddng c\u00f3 v\u1ebb ngo\u00e0i c\u00f4ng nghi\u1ec7p h\u01a1n. B\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 th\u01b0\u1eddng \u00edt nh\u1eb5n h\u01a1n, c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u1ea3y c\u00e1n ho\u1eb7c c\u00e1c khuy\u1ebft \u0111i\u1ec3m nh\u1ecf t\u1eeb qu\u00e1 tr\u00ecnh c\u00e1n n\u00f3ng, th\u01b0\u1eddng g\u1eb7p \u1edf th\u00e9p k\u1ebft c\u1ea5u.&nbsp;<\/p><h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng h\u00e0n<\/h3><p>C\u1ea3 DC01 v\u00e0 S235, l\u00e0 th\u00e9p cacbon th\u1ea5p, \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng h\u00e0n tuy\u1ec7t v\u1eddi. H\u00e0m l\u01b0\u1ee3ng cacbon th\u1ea5p c\u1ee7a ch\u00fang l\u00e0m gi\u1ea3m nguy c\u01a1 n\u1ee9t ho\u1eb7c c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 c\u1ee9ng trong m\u1ed1i h\u00e0n. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c ph\u1ea7n d\u00e0y h\u01a1n c\u1ee7a S235, n\u00ean gia nhi\u1ec7t tr\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n trong \u0111i\u1ec1u ki\u1ec7n ch\u1ecbu t\u1ea3i.<\/p><h3 class=\"wp-block-heading\">Tr\u1ecb gi\u00e1<\/h3><p>S235 th\u01b0\u1eddng c\u00f3 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng h\u01a1n DC01. B\u1edfi v\u00ec S235 l\u00e0 th\u00e9p k\u1ebft c\u1ea5u c\u01a1 b\u1ea3n, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng x\u00e2y d\u1ef1ng v\u00e0 ch\u1ecbu t\u1ea3i, n\u01a1i hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng. Ng\u01b0\u1ee3c l\u1ea1i, DC01 th\u01b0\u1eddng \u0111\u1eaft h\u01a1n do quy tr\u00ecnh c\u00e1n ngu\u1ed9i.&nbsp;<\/p><h2 class=\"wp-block-heading\">C\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau c\u1ee7a DC01 so v\u1edbi S235<\/h2><h3 class=\"wp-block-heading\">DC01<\/h3><ul class=\"wp-block-list\"><li><strong>\u00d4 t\u00f4<\/strong>: T\u1ea5m th\u00e2n xe b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i, c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c t\u1ea1o h\u00ecnh ch\u00ednh x\u00e1c.<\/li>\n\n<li><strong>Thi\u1ebft b\u1ecb gia d\u1ee5ng<\/strong>: V\u1ecf m\u00e1y gi\u1eb7t, t\u1ee7 l\u1ea1nh, l\u00f2 n\u01b0\u1edbng.<\/li>\n\n<li><strong>\u0110\u1ed3 n\u1ed9i th\u1ea5t v\u00e0 \u0111\u1ed3 \u0111\u1ea1c<\/strong>: \u0110\u1ed3 n\u1ed9i th\u1ea5t v\u0103n ph\u00f2ng, t\u1ee7 v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i d\u1ec5 th\u1ea5y kh\u00e1c.<\/li>\n\n<li><strong>\u0110i\u1ec7n t\u1eed<\/strong>: V\u1ecf b\u1ecdc v\u00e0 v\u1ecf b\u1ecdc cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed.<\/li><\/ul><h3 class=\"wp-block-heading\">S235<\/h3><ul class=\"wp-block-list\"><li><strong>S\u1ef1 thi c\u00f4ng<\/strong>: Khung k\u1ebft c\u1ea5u, d\u1ea7m v\u00e0 c\u00e1c c\u1ea5u tr\u00fac h\u1ed7 tr\u1ee3 chung.<\/li>\n\n<li><strong>X\u00e2y d\u1ef1ng c\u1ea7u<\/strong>: C\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu l\u1ef1c trong khung c\u1ea7u.<\/li>\n\n<li><strong>M\u00e1y m\u00f3c<\/strong>: C\u00e1c b\u1ed9 ph\u1eadn y\u00eau c\u1ea7u th\u00e9p b\u1ec1n trong s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c.<\/li>\n\n<li><strong>Container v\u00e0 xe c\u1ed9<\/strong>: C\u00e1c lo\u1ea1i container h\u1ea1ng n\u1eb7ng v\u00e0 linh ki\u1ec7n khung g\u1ea7m xe.<\/li><\/ul><h2 class=\"wp-block-heading\">Th\u00e9p ch\u1ea5t l\u01b0\u1ee3ng, b\u1ec1n l\u00e2u<\/h2><p>\u0110\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m th\u00e9p m\u1ea1 k\u1ebdm ch\u1ea5t l\u01b0\u1ee3ng cao, bao g\u1ed3m c\u1ea3 <a href=\"https:\/\/steelprogroup.com\/vi\/galvanized-steel\/sheet\/dc01-q195\/\">DC01<\/a> V\u00e0 <a href=\"https:\/\/steelprogroup.com\/vi\/galvanized-steel\/sheet\/gi-s235\/\">C\u1ea5p \u0111\u1ed9 S325<\/a>, <a href=\"https:\/\/steelprogroup.com\/vi\">Nh\u00f3m Th\u00e9p Pro<\/a> cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a ng\u00e0nh b\u1ea1n. \u0110\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n, vui l\u00f2ng<a href=\"https:\/\/steelprogroup.com\/vi\/contact-us\/\"> nh\u1ea5p v\u00e0o \u0111\u00e2y<\/a>.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>DC01 and S235 are both low-carbon steels but are optimized for different uses. DC01 is a cold-rolled steel with excellent [&hellip;]<\/p>","protected":false},"author":12,"featured_media":21203,"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":[4309,4273,4307],"tags":[],"class_list":["post-21207","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comparison-grades-galvanized-steel","category-galvanized-steel","category-grades-galvanized-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/21207","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\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/comments?post=21207"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/21207\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/21203"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=21207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=21207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=21207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}