{"id":8501,"date":"2024-08-20T07:23:00","date_gmt":"2024-08-19T23:23:00","guid":{"rendered":"https:\/\/app11147.cloudwayssites.com\/?p=8501"},"modified":"2024-11-13T16:43:09","modified_gmt":"2024-11-13T08:43:09","slug":"grade-305","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-305\/","title":{"rendered":"Th\u00e9p kh\u00f4ng g\u1ec9 305: \u0110\u1ecbnh ngh\u0129a, Th\u00e0nh ph\u1ea7n, T\u00ednh ch\u1ea5t, \u1ee8ng d\u1ee5ng v\u00e0 Th\u00eam n\u1eefa"},"content":{"rendered":"<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n c\u1ea7n m\u1ed9t lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 d\u1ec5 \u0111\u1ecbnh h\u00ecnh v\u00e0 ch\u1ed1ng \u0103n m\u00f2n, th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 th\u1ec3 l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi c\u1ea3 \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd xem x\u00e9t k\u1ef9 h\u01a1n v\u1ec1 th\u00e0nh ph\u1ea7n, \u0111\u1eb7c \u0111i\u1ec3m, c\u00f4ng d\u1ee5ng v\u00e0 nhi\u1ec1u th\u00f4ng tin kh\u00e1c c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 305 l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 305 l\u00e0 m\u1ed9t h\u1ecd <a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/type\/austenitic\/\">austenit<\/a> th\u00e9p kh\u00f4ng g\u1ec9 crom-niken. N\u00f3 bao g\u1ed3m s\u1eaft 68%, crom 17-19% v\u00e0 niken 10,5-13%, v\u1edbi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf mangan, silic, cacbon, ph\u1ed1t pho v\u00e0 l\u01b0u hu\u1ef3nh.&nbsp;<\/p><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 t\u1ef7 l\u1ec7 l\u00e0m c\u1ee9ng th\u1ea5p, cho ph\u00e9p t\u1ea1o h\u00ecnh v\u00e0 k\u00e9o d\u1ec5 d\u00e0ng h\u01a1n. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n tuy\u1ec7t v\u1eddi. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, thi\u1ebft b\u1ecb nh\u00e0 b\u1ebfp, \u0111\u1ed3 gia d\u1ee5ng v\u00e0 ph\u1ee5 t\u00f9ng \u00f4 t\u00f4.&nbsp;<\/p><h3 class=\"wp-block-heading\">T\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 305<\/h3><p class=\"wp-block-paragraph\">C\u00f3 m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 305 t\u00f9y thu\u1ed9c v\u00e0o ti\u00eau chu\u1ea9n v\u00e0 qu\u1ed1c gia.<\/p><ul class=\"wp-block-list\"><li>AISI 305 (Vi\u1ec7n S\u1eaft v\u00e0 Th\u00e9p Hoa K\u1ef3)<\/li>\n\n<li>ASTM 305 (Hi\u1ec7p h\u1ed9i th\u1eed nghi\u1ec7m v\u00e0 v\u1eadt li\u1ec7u Hoa K\u1ef3)<\/li>\n\n<li>UNS S30500 (H\u1ec7 th\u1ed1ng \u0111\u00e1nh s\u1ed1 th\u1ed1ng nh\u1ea5t)<\/li>\n\n<li>EN 1.4303 (Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u)<\/li><\/ul><h3 class=\"wp-block-heading\">Ti\u00eau chu\u1ea9n th\u00e9p kh\u00f4ng g\u1ec9 305 <\/h3><ul class=\"wp-block-list\"><li>Ti\u00eau chu\u1ea9n ASTMA240&nbsp;<\/li>\n\n<li>Ti\u00eau chu\u1ea9n ASME SA240&nbsp;<\/li>\n\n<li>AMS 5514<\/li><\/ul><h2 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n danh ngh\u0129a c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><p class=\"wp-block-paragraph\">B\u1ea3ng n\u00e0y hi\u1ec3n th\u1ecb th\u00e0nh ph\u1ea7n danh ngh\u0129a c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305.<\/p><figure class=\"wp-block-table is-style-regular\" style=\"overflow:auto\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>S\u1eaft<\/strong><\/td><td><strong>Crom<\/strong><\/td><td><strong>Niken<\/strong><\/td><td><strong>mangan<\/strong><\/td><td><strong>Silic<\/strong><\/td><td><strong>Cacbon<\/strong><\/td><td><strong>Ph\u1ed1t pho<\/strong><\/td><td><strong>L\u01b0u hu\u1ef3nh<\/strong><\/td><\/tr><tr><td>Th\u00e0nh ph\u1ea7n (%)<\/td><td>~68<\/td><td>17-19<\/td><td>10.5-13<\/td><td>T\u1ed1i \u0111a 2<\/td><td>T\u1ed1i \u0111a 1<\/td><td>T\u1ed1i \u0111a 0,12<\/td><td>T\u1ed1i \u0111a 0,045<\/td><td>T\u1ed1i \u0111a 0,03<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>H\u1ec7 m\u00e9t<\/strong><\/td><td><strong>\u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>T\u1ec9 tr\u1ecdng<\/td><td>8,03 g\/cm\u00b3<\/td><td>0,290 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1398\u20131421 \u00b0C<\/td><td>2550\u20132590 \u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>14,9 W\/m\u00b7K<\/td><td>103 BTU\u00b7in\/gi\u1edd\u00b7ft\u00b2\u00b7\u00b0F<\/td><\/tr><tr><td>S\u1ef1 gi\u00e3n n\u1edf v\u00ec nhi\u1ec7t<\/td><td>17,2 \u00d7 10\u207b\u2076 \/\u00b0C<\/td><td>9,56 \u00d7 10\u207b\u2076 \/\u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/td><td>1,45 \u00d7 10\u2076 L\/m<\/td><td>2.5% IACS<\/td><\/tr><tr><td>T\u00ednh ch\u1ea5t t\u1eeb t\u00ednh<\/td><td>Kh\u00f4ng t\u1eeb t\u00ednh<\/td><td>Kh\u00f4ng t\u1eeb t\u00ednh<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>Gi\u00e1 tr\u1ecb \u0111i\u1ec3n h\u00ecnh<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>515\u2013620 MPa (74,7-90 ksi)<\/td><\/tr><tr><td>S\u1ee9c ch\u1ecbu l\u1ef1c<\/td><td>205\u2013260 MPa (29,7-80 ksi)<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Brinell<\/td><td>147 HB<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Rockwell<\/td><td>80\u201390 HRB<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Vickers<\/td><td>150\u2013170 HV<\/td><\/tr><tr><td>\u0110\u1ed9 gi\u00e3n d\u00e0i<\/td><td>40% trong 50 mm<\/td><\/tr><tr><td>M\u00f4 \u0111un Young<\/td><td>193 GPa (28 x 10^3 ksi)<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><ol class=\"wp-block-list\"><li>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t. Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 v\u00e0 \u0103n m\u00f2n t\u1ed1t, ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt v\u00e0 h\u00f3a ch\u1ea5t.<\/li>\n\n<li>\u0110\u1ed9 d\u1ebbo cao. Lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u1ea1o th\u00e0nh nhi\u1ec1u h\u00ecnh d\u1ea1ng kh\u00e1c nhau m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t. Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi ph\u1ea3i u\u1ed1n cong ho\u1eb7c k\u00e9o s\u00e2u.<\/li>\n\n<li>Kh\u00f4ng nhi\u1ec5m t\u1eeb. \u1ede tr\u1ea1ng th\u00e1i \u1ee7, th\u00e9p kh\u00f4ng g\u1ec9 305 kh\u00f4ng nhi\u1ec5m t\u1eeb, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng nh\u01b0 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 d\u1ee5ng c\u1ee5 y t\u1ebf.<\/li>\n\n<li>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n tuy\u1ec7t v\u1eddi. C\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n, s\u00e1ng b\u00f3ng, l\u00fd t\u01b0\u1edfng cho m\u1ee5c \u0111\u00edch trang tr\u00ed ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi t\u00ednh th\u1ea9m m\u1ef9.<\/li><\/ol><h2 class=\"wp-block-heading\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><ol class=\"wp-block-list\"><li>S\u1ee9c m\u1ea1nh th\u1ea5p h\u01a1n.&nbsp;<\/li><\/ol><p class=\"wp-block-paragraph\">So v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 kh\u00e1c, 305 c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o th\u1ea5p h\u01a1n. N\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u1ee9ng su\u1ea5t r\u1ea5t cao.<\/p><ol start=\"2\" class=\"wp-block-list\"><li>Chi ph\u00ed cao h\u01a1n.&nbsp;<\/li><\/ol><p class=\"wp-block-paragraph\">Do h\u00e0m l\u01b0\u1ee3ng niken cao h\u01a1n n\u00ean th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n c\u00e1c lo\u1ea1i kh\u00e1c nh\u01b0 304.<\/p><ol start=\"3\" class=\"wp-block-list\"><li>Kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao.<\/li><\/ol><p class=\"wp-block-paragraph\">&nbsp;Th\u00e9p kh\u00f4ng g\u1ec9 305 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao v\u00ec n\u00f3 c\u00f3 th\u1ec3 m\u1ea5t \u0111i m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 305 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 305 th\u01b0\u1eddng c\u00f3 d\u1ea1ng t\u1ea5m v\u00e0 \u0111\u0129a, thanh v\u00e0 que, d\u00e2y, d\u1ea3i v\u00e0 cu\u1ed9n. Sau \u0111\u00e2y l\u00e0 b\u1ea3ng v\u1ec1 c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u1ee8ng d\u1ee5ng<\/strong><\/td><td><strong>L\u00fd do<\/strong><\/td><\/tr><tr><td>Thi\u1ebft b\u1ecb nh\u00e0 b\u1ebfp<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n tuy\u1ec7t v\u1eddi<\/td><\/tr><tr><td>Thi\u1ebft b\u1ecb gia d\u1ee5ng<\/td><td>B\u1ec1n v\u00e0 d\u1ec5 v\u1ec7 sinh<\/td><\/tr><tr><td>Ph\u1ee5 t\u00f9ng \u00f4 t\u00f4<\/td><td>Kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh cao, th\u00edch h\u1ee3p cho vi\u1ec7c c\u1eaft t\u1ec9a<\/td><\/tr><tr><td>Linh ki\u1ec7n \u0111i\u1ec7n t\u1eed<\/td><td>H\u00ecnh th\u00e0nh ch\u00ednh x\u00e1c, kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu m\u00f4i tr\u01b0\u1eddng<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">S\u1ea3n xu\u1ea5t v\u00e0 ch\u1ebf bi\u1ebfn th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><p class=\"wp-block-paragraph\">C\u00e1c quy tr\u00ecnh v\u00e0 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh tuy\u1ec7t v\u1eddi, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n m\u1ea1nh v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p><h3 class=\"wp-block-heading\">Quy tr\u00ecnh s\u1ea3n xu\u1ea5t<\/h3><ol class=\"wp-block-list\"><li>N\u1ea5u ch\u1ea3y v\u00e0 \u0111\u00fac<\/li><\/ol><p class=\"wp-block-paragraph\">L\u00e0m n\u00f3ng ch\u1ea3y nguy\u00ean li\u1ec7u th\u00f4, bao g\u1ed3m s\u1eaft, crom, niken, mangan, silic, cacbon, ph\u1ed1t pho v\u00e0 l\u01b0u hu\u1ef3nh trong l\u00f2 h\u1ed3 quang \u0111i\u1ec7n. Sau \u0111\u00f3, th\u00e9p n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c \u0111\u00fac th\u00e0nh t\u1ea5m.&nbsp;<\/p><ol start=\"2\" class=\"wp-block-list\"><li>C\u00e1n n\u00f3ng<\/li><\/ol><p class=\"wp-block-paragraph\">C\u00e1c t\u1ea5m th\u00e9p \u0111\u01b0\u1ee3c nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao (1149 \u0111\u1ebfn 1260\u00b0C ho\u1eb7c 2100 \u0111\u1ebfn 2300\u00b0F) v\u00e0 \u0111i qua c\u00e1c m\u00e1y c\u00e1n. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m gi\u1ea3m \u0111\u1ed9 d\u00e0y v\u00e0 t\u1ea1o th\u00e0nh th\u00e9p th\u00e0nh c\u00e1c t\u1ea5m ho\u1eb7c t\u1ea5m m\u1ecfng. Sau \u0111\u00f3 l\u00e0m ngu\u1ed9i nhanh \u0111\u1ec3 b\u1ea3o to\u00e0n c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a th\u00e9p.<\/p><ol start=\"3\" class=\"wp-block-list\"><li>\u1ee6<\/li><\/ol><p class=\"wp-block-paragraph\">Sau khi c\u00e1n n\u00f3ng, th\u00e9p tr\u1ea3i qua qu\u00e1 tr\u00ecnh \u1ee7 b\u1eb1ng c\u00e1ch nung n\u00f3ng \u0111\u1ebfn 1010 \u0111\u1ebfn 1121\u00b0C (1850 \u0111\u1ebfn 2050\u00b0F) r\u1ed3i l\u00e0m ngu\u1ed9i nhanh. \u1ee6 l\u00e0m gi\u1ea3m \u1ee9ng su\u1ea5t b\u00ean trong v\u00e0 t\u0103ng \u0111\u1ed9 d\u1ebbo.<\/p><ol start=\"4\" class=\"wp-block-list\"><li>Ng\u00e2m chua<\/li><\/ol><p class=\"wp-block-paragraph\">Th\u00e9p \u1ee7 \u0111\u01b0\u1ee3c ng\u00e2m trong b\u1ed3n axit \u0111\u1ec3 lo\u1ea1i b\u1ecf l\u1edbp oxit h\u00ecnh th\u00e0nh trong qu\u00e1 tr\u00ecnh c\u00e1n n\u00f3ng v\u00e0 \u1ee7. B\u01b0\u1edbc n\u00e0y l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t v\u00e0 chu\u1ea9n b\u1ecb cho qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ti\u1ebfp theo.<\/p><ol start=\"5\" class=\"wp-block-list\"><li>C\u00e1n ngu\u1ed9i<\/li><\/ol><p class=\"wp-block-paragraph\">Cho th\u00e9p qua c\u00e1c con l\u0103n \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng v\u00e0 c\u1ea3i thi\u1ec7n b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n. C\u00e1n ngu\u1ed9i l\u00e0m t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng.<\/p><ol start=\"6\" class=\"wp-block-list\"><li>Ho\u00e0n thi\u1ec7n<\/li><\/ol><p class=\"wp-block-paragraph\">C\u00e1c quy tr\u00ecnh ho\u00e0n thi\u1ec7n cu\u1ed1i c\u00f9ng bao g\u1ed3m c\u1eaft, \u0111\u00e1nh b\u00f3ng v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u00e9p \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7n thi\u1ebft cho \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3.<\/p><h3 class=\"wp-block-heading\">Gia c\u00f4ng<\/h3><p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 ch\u1eadm v\u00e0 ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u n\u1eb7ng \u0111\u1ec3 gia c\u00f4ng th\u00e9p kh\u00f4ng g\u1ec9 305 hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n v\u1eadt li\u1ec7u b\u1ecb tr\u00e1ng men trong qu\u00e1 tr\u00ecnh gia c\u00f4ng. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p gia c\u00f4ng truy\u1ec1n th\u1ed1ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb do h\u00e0m l\u01b0\u1ee3ng carbon cao h\u01a1n c\u1ee7a h\u1ee3p kim. \u0110i\u1ec1u \u0111\u00f3 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 c\u1eaft t\u1ed1t v\u00e0 b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p><h3 class=\"wp-block-heading\">H\u00e0n<\/h3><p class=\"wp-block-paragraph\">H\u00e0n th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c do \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u00f3. Thi\u1ebft b\u1ecb v\u00e0 k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ng\u1eeba n\u1ee9t. Kh\u00f4ng khuy\u1ebfn kh\u00edch h\u00e0n oxyacetylene. N\u00ean s\u1eed d\u1ee5ng kim lo\u1ea1i h\u00e0n 309L \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1i \u01b0u. Th\u01b0\u1eddng c\u1ea7n c\u00f3 k\u1eb9p phi t\u1eeb t\u00ednh \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ed3 quang h\u00e0n kh\u1ecfi qu\u00e1 tr\u00ecnh oxy h\u00f3a v\u00e0 nhi\u1ec5m b\u1ea9n.<\/p><h3 class=\"wp-block-heading\">L\u00e0m vi\u1ec7c n\u00f3ng<\/h3><p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh gia c\u00f4ng n\u00f3ng th\u00e9p kh\u00f4ng g\u1ec9 305 ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb 1149 \u0111\u1ebfn 1260\u00b0C (2100 \u0111\u1ebfn 2300\u00b0F). C\u1ea7n l\u00e0m ngu\u1ed9i nhanh sau khi gia c\u00f4ng n\u00f3ng \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u gi\u1eef \u0111\u01b0\u1ee3c c\u00e1c \u0111\u1eb7c t\u00ednh mong mu\u1ed1n \u0111\u1ed3ng th\u1eddi t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n.<\/p><h3 class=\"wp-block-heading\">L\u00e0m vi\u1ec7c l\u1ea1nh<\/h3><p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 305 th\u1ec3 hi\u1ec7n t\u00ednh ch\u1ea5t gia c\u00f4ng ngu\u1ed9i tuy\u1ec7t v\u1eddi v\u00ec n\u00f3 c\u00f3 t\u1ed1c \u0111\u1ed9 l\u00e0m c\u1ee9ng th\u1ea5p. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p th\u00e9p d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c k\u00e9o, k\u00e9o s\u1ee3i, c\u00e1n \u0111\u1ea7u v\u00e0 c\u1eaft ph\u00f4i. Gia c\u00f4ng ngu\u1ed9i l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a v\u1eadt li\u1ec7u m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh c\u1ee7a n\u00f3.<\/p><h3 class=\"wp-block-heading\">L\u00e0m c\u1ee9ng<\/h3><p class=\"wp-block-paragraph\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd nhi\u1ec7t ti\u00eau chu\u1ea9n kh\u00f4ng hi\u1ec7u qu\u1ea3 trong vi\u1ec7c l\u00e0m c\u1ee9ng th\u00e9p kh\u00f4ng g\u1ec9 305. Thay v\u00e0o \u0111\u00f3, \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n th\u00f4ng qua c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c ngu\u1ed9i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0m t\u0103ng hi\u1ec7u qu\u1ea3 \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u cho nhi\u1ec1u \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p><h2 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa th\u00e9p kh\u00f4ng g\u1ec9 305 v\u00e0 c\u00e1c lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 kh\u00e1c<\/h2><p class=\"wp-block-paragraph\">B\u1ea3ng n\u00e0y cho th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t trong th\u00e0nh ph\u1ea7n nguy\u00ean t\u1ed1 c\u1ee7a c\u00e1c lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 n\u00e0y.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>305<\/strong><\/td><td><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-304\/\">304<\/a><\/strong><\/td><td><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-303\/\">303<\/a><\/strong><\/td><td><strong><a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/grades\/grade-316\/\">316<\/a><\/strong><\/td><\/tr><tr><td>Cacbon<\/td><td>\u22640,12%<\/td><td>\u22640,08%<\/td><td>\u22640,15%<\/td><td>\u22640,08%<\/td><\/tr><tr><td>mangan<\/td><td>\u22642.00%<\/td><td>\u22642.00%<\/td><td>\u22642.00%<\/td><td>\u22642.00%<\/td><\/tr><tr><td>Ph\u1ed1t pho<\/td><td>\u22640,045%<\/td><td>\u22640,045%<\/td><td>\u22640,20%<\/td><td>\u22640,045%<\/td><\/tr><tr><td>L\u01b0u hu\u1ef3nh<\/td><td>\u22640,03%<\/td><td>\u22640,03%<\/td><td>0.15-0.35%<\/td><td>\u22640,03%<\/td><\/tr><tr><td>Silic<\/td><td>\u22641,00%<\/td><td>\u22641,00%<\/td><td>\u22641,00%<\/td><td>\u22641,00%<\/td><\/tr><tr><td>Crom<\/td><td>17.0-19.0%<\/td><td>18.0-20.0%<\/td><td>17.0-19.0%<\/td><td>16.0-18.0%<\/td><\/tr><tr><td>Niken<\/td><td>10.5-13.0%<\/td><td>8.0-10.5%<\/td><td>8.0-10.0%<\/td><td>10.0-14.0%<\/td><\/tr><tr><td>Nit\u01a1<\/td><td>Kh\u00f4ng c\u00f3<\/td><td>\u22640,10%<\/td><td>Kh\u00f4ng c\u00f3<\/td><td>\u22640,10%<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">304 so v\u1edbi 305<\/h3><ul class=\"wp-block-list\"><li>Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh t\u1ed1t h\u01a1n do h\u00e0m l\u01b0\u1ee3ng niken cao h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, 304 t\u1ed1t cho vi\u1ec7c \u0111\u1ecbnh h\u00ecnh chung nh\u01b0ng k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p.&nbsp;<\/li>\n\n<li>Th\u00e9p 305 c\u00f3 t\u1ed1c \u0111\u1ed9 l\u00e0m c\u1ee9ng th\u1ea5p h\u01a1n, gi\u00fap d\u1ec5 gia c\u00f4ng v\u00e0 t\u1ea1o h\u00ecnh m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 c\u1ee9ng. Th\u00e9p 304 c\u1ee9ng nhanh h\u01a1n khi gia c\u00f4ng, gi\u00fap t\u0103ng \u0111\u1ed9 b\u1ec1n nh\u01b0ng c\u0169ng gi\u00f2n h\u01a1n.&nbsp;<\/li>\n\n<li>C\u1ea3 hai \u0111\u1ec1u cung c\u1ea5p t\u01b0\u01a1ng t\u1ef1 <a href=\"https:\/\/steelprogroup.com\/vi\/stainless-steel\/properties\/corrosion-resistant\/\">kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n<\/a>Tuy nhi\u00ean, th\u00e9p 305 c\u00f3 gi\u00e1 cao h\u01a1n do h\u00e0m l\u01b0\u1ee3ng niken cao h\u01a1n.<\/li><\/ul><h3 class=\"wp-block-heading\">303 so v\u1edbi 305<\/h3><ul class=\"wp-block-list\"><li>Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh t\u1ed1t h\u01a1n th\u00e9p kh\u00f4ng g\u1ec9 303. Th\u00e9p 303 ch\u1ee9a nhi\u1ec1u l\u01b0u hu\u1ef3nh h\u01a1n, gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gia c\u00f4ng. Th\u00e9p 303 \u00edt ph\u00f9 h\u1ee3p h\u01a1n cho vi\u1ec7c t\u1ea1o h\u00ecnh ph\u1ee9c t\u1ea1p.&nbsp;<\/li>\n\n<li>303 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n th\u1ea5p h\u01a1n. 305 \u0111\u1eaft h\u01a1n, trong khi 303 ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n kh\u1ea3 n\u0103ng gia c\u00f4ng cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u00edt quan tr\u1ecdng h\u01a1n.<\/li><\/ul><h3 class=\"wp-block-heading\">316 so v\u1edbi 305<\/h3><ul class=\"wp-block-list\"><li>Th\u00e9p kh\u00f4ng g\u1ec9 316 b\u1ec1n h\u01a1n v\u00e0 ch\u1eafc h\u01a1n do c\u00f3 ch\u1ee9a molypden. Th\u00edch h\u1ee3p cho nh\u1eefng m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t h\u01a1n.&nbsp;<\/li>\n\n<li>Inox 316 c\u0169ng \u0111\u1eaft h\u01a1n inox 305 v\u00ec h\u00e0m l\u01b0\u1ee3ng niken v\u00e0 molypden cao h\u01a1n. Inox 305 c\u00f3 ph\u1ea1m vi \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao h\u01a1n inox 316.&nbsp;<\/li>\n\n<li>305 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o h\u00ecnh ph\u1ee9c t\u1ea1p, nh\u01b0 linh ki\u1ec7n \u0111i\u1ec7n t\u1eed v\u00e0 \u0111\u1ed3 d\u00f9ng nh\u00e0 b\u1ebfp. 316 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ea1i d\u01b0\u01a1ng, s\u1ea3n xu\u1ea5t d\u01b0\u1ee3c ph\u1ea9m v\u00e0 d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt.<\/li><\/ul><h2 class=\"wp-block-heading\">C\u00e1c d\u1ea1ng ph\u1ed5 bi\u1ebfn c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/h2><p class=\"wp-block-paragraph\">Sau \u0111\u00e2y l\u00e0 c\u00e1c d\u1ea1ng \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305<\/p><h3 class=\"wp-block-heading\">T\u1ea5m v\u00e0 T\u1ea5m<\/h3><p class=\"wp-block-paragraph\">Ch\u00fang l\u00e0 nh\u1eefng mi\u1ebfng th\u00e9p ph\u1eb3ng. Ch\u00fang c\u00f3 nhi\u1ec1u \u0111\u1ed9 d\u00e0y kh\u00e1c nhau. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 thi\u1ebft b\u1ecb nh\u00e0 b\u1ebfp, \u0111\u1ed3 gia d\u1ee5ng v\u00e0 linh ki\u1ec7n \u0111i\u1ec7n t\u1eed.<\/p><h3 class=\"wp-block-heading\">Thanh v\u00e0 thanh th\u00e9p<\/h3><p class=\"wp-block-paragraph\">Ch\u00fang l\u00e0 th\u00e9p d\u00e0i v\u00e0 r\u1eafn. M\u1eb7t c\u1eaft ngang c\u1ee7a ch\u00fang l\u00e0 h\u00ecnh tr\u00f2n ho\u1eb7c h\u00ecnh ch\u1eef nh\u1eadt. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t, gia c\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng k\u1ebft c\u1ea5u.<\/p><h3 class=\"wp-block-heading\">D\u00e2y \u0111i\u1ec7n<\/h3><p class=\"wp-block-paragraph\">C\u00e1c s\u1ee3i th\u00e9p m\u1ecfng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, l\u00f2 xo v\u00e0 d\u1ea1ng d\u00e2y. Ch\u00fang \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh linh ho\u1ea1t.<\/p><h3 class=\"wp-block-heading\">D\u1ea3i<\/h3><p class=\"wp-block-paragraph\">Nh\u1eefng mi\u1ebfng th\u00e9p ph\u1eb3ng, h\u1eb9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4, k\u1eb9p v\u00e0 gi\u00e1 \u0111\u1ee1.<\/p><h3 class=\"wp-block-heading\">Cu\u1ed9n d\u00e2y<\/h3><p class=\"wp-block-paragraph\">T\u1ea5m ho\u1eb7c d\u1ea3i th\u00e9p li\u00ean t\u1ee5c \u0111\u01b0\u1ee3c c\u00e1n th\u00e0nh cu\u1ed9n. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn, n\u01a1i c\u1ea7n chi\u1ec1u d\u00e0i th\u00e9p d\u00e0i. T\u00f3m t\u1eaft &amp; Th\u00eam<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c cho t\u00e0u bi\u1ec3n kh\u00f4ng?<\/h2><p class=\"wp-block-paragraph\">Kh\u00f4ng, th\u00e9p kh\u00f4ng g\u1ec9 305 kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 lo\u1ea1i d\u00f9ng cho h\u00e0ng h\u1ea3i. Th\u00e9p kh\u00f4ng g\u1ec9 d\u00f9ng cho h\u00e0ng h\u1ea3i th\u01b0\u1eddng l\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 316. 305 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh cao, kh\u00f4ng ph\u1ea3i m\u00f4i tr\u01b0\u1eddng h\u00e0ng h\u1ea3i.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 305 c\u00f3 ph\u1ea3i l\u00e0 lo\u1ea1i th\u00e9p d\u00f9ng \u0111\u01b0\u1ee3c trong th\u1ef1c ph\u1ea9m kh\u00f4ng?<\/h2><p class=\"wp-block-paragraph\">C\u00f3, th\u00e9p kh\u00f4ng g\u1ec9 305 \u0111\u01b0\u1ee3c coi l\u00e0 lo\u1ea1i th\u00e9p d\u00f9ng cho th\u1ef1c ph\u1ea9m do kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao v\u00e0 kh\u00f4ng ph\u1ea3n \u1ee9ng. N\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m v\u00e0 thi\u1ebft b\u1ecb nh\u00e0 b\u1ebfp.<br><\/p><h2 class=\"wp-block-heading\">Th\u1ebf c\u00f2n v\u00edt th\u00e9p kh\u00f4ng g\u1ec9 305 th\u00ec sao?<\/h2><p class=\"wp-block-paragraph\">V\u00edt th\u00e9p kh\u00f4ng g\u1ec9 305 l\u00e0 lo\u1ea1i \u1ed1c v\u00edt \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 c\u1ea5p 305, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh tuy\u1ec7t v\u1eddi.<\/p><p class=\"wp-block-paragraph\">V\u00edt th\u00e9p kh\u00f4ng g\u1ec9 305, do h\u00e0m l\u01b0\u1ee3ng niken cao, c\u00f3 \u0111\u1ed9 d\u1ebbo tuy\u1ec7t v\u1eddi. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ch\u00fang c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u1ecbnh h\u00ecnh trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 th\u00edch \u1ee9ng h\u01a1n v\u1edbi \u1ee9ng su\u1ea5t trong s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i cao h\u01a1n.<\/p><h2 class=\"wp-block-heading\">T\u00f3m t\u1eaft &amp; Th\u00eam n\u1eefa<\/h2><p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch ng\u1eafn g\u1ecdn v\u1ec1 \u0111\u1ecbnh ngh\u0129a, th\u00e0nh ph\u1ea7n, \u1ee9ng d\u1ee5ng v\u00e0 c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng kh\u00e1c c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 305. \u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c, h\u00e3y xem <a href=\"https:\/\/steelprogroup.com\/vi\/blog\/\">blog c\u1ee7a ch\u00fang t\u00f4i<\/a> ho\u1eb7c <a href=\"https:\/\/steelprogroup.com\/vi\/contact-us\/\">li\u00ean h\u1ec7 v\u1edbi c\u00e1c chuy\u00ean gia kim lo\u1ea1i c\u1ee7a ch\u00fang t\u00f4i<\/a>.<\/p><p class=\"wp-block-paragraph\">L\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 cung c\u1ea5p gi\u1ea3i ph\u00e1p h\u00e0ng \u0111\u1ea7u v\u1ec1 th\u00e9p chuy\u00ean d\u1ee5ng, ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p \u1ee9ng d\u1ee5ng \u0111a ng\u00e0nh v\u00e0 d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh v\u1edbi cam k\u1ebft ch\u1ea5t l\u01b0\u1ee3ng 100%, cam k\u1ebft ph\u00e1t tri\u1ec3n c\u00f9ng kh\u00e1ch h\u00e0ng. Gh\u00e9 th\u0103m <a href=\"https:\/\/steelprogroup.com\/vi\">trang web c\u1ee7a ch\u00fang t\u00f4i<\/a> \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam, ho\u1eb7c <a href=\"https:\/\/steelprogroup.com\/vi\/contact-us\/\">g\u1eedi cho ch\u00fang t\u00f4i m\u1ed9t b\u00e1o gi\u00e1<\/a>v\u00e0 ch\u00fang t\u00f4i s\u1ebd li\u00ean h\u1ec7 v\u1edbi b\u1ea1n s\u1edbm!<\/p>","protected":false},"excerpt":{"rendered":"<p>If you need a stainless steel that is easy to shape and resistant to corrosion, 305 stainless steel might be [&hellip;]<\/p>","protected":false},"author":1,"featured_media":8508,"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-8501","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\/8501","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=8501"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/8501\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/8508"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=8501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=8501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=8501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}