{"id":19850,"date":"2024-12-13T01:11:00","date_gmt":"2024-12-12T17:11:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=19850"},"modified":"2024-12-12T17:21:43","modified_gmt":"2024-12-12T09:21:43","slug":"a10","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/a10\/","title":{"rendered":"Th\u00e9p c\u00f4ng c\u1ee5 A10 l\u00e0m c\u1ee9ng b\u1eb1ng kh\u00f4ng kh\u00ed: T\u00ednh ch\u1ea5t, X\u1eed l\u00fd nhi\u1ec7t, C\u00f4ng d\u1ee5ng"},"content":{"rendered":"<p>Th\u00e9p c\u00f4ng c\u1ee5 A10 \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn v\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i, \u0111\u1ed9 c\u1ee9ng v\u01b0\u1ee3t tr\u1ed9i v\u00e0 gi\u1ea3m bi\u1ebfn d\u1ea1ng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t. B\u00e0i vi\u1ebft n\u00e0y kh\u00e1m ph\u00e1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m, ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd nhi\u1ec7t v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng c\u1ee7a n\u00f3 \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 A10 l\u00e0 g\u00ec?<\/h2><p>A10 l\u00e0 th\u00e9p h\u1ee3p kim trung b\u00ecnh, t\u00f4i b\u1eb1ng kh\u00f4ng kh\u00ed, gia c\u00f4ng ngu\u1ed9i, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi UNS T30110 v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ASTM A681 v\u00e0 FED QQ-T-570. SteelPro Group cung c\u1ea5p th\u00e9p c\u00f4ng c\u1ee5 A10 \u1edf nhi\u1ec1u d\u1ea1ng s\u1ea3n ph\u1ea9m kh\u00e1c nhau, bao g\u1ed3m thanh, t\u1ea5m, tr\u00f2n, r\u00e8n v\u00e0 thanh ph\u1eb3ng, v\u1edbi k\u00edch th\u01b0\u1edbc t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p><p>Th\u00e9p c\u00f4ng c\u1ee5 A10 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi, \u0111\u1ed9 c\u1ee9ng cao (tr\u00ean 60 Rockwell C) v\u00e0 \u0111\u1eb7c t\u00ednh t\u1ef1 b\u00f4i tr\u01a1n do c\u00e1c h\u1ea1t graphite c\u1ee7a n\u00f3. N\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng s\u00e2u m\u00e0 kh\u00f4ng c\u1ea7n l\u00e0m ngu\u1ed9i, gi\u1ea3m thi\u1ec3u bi\u1ebfn d\u1ea1ng. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho khu\u00f4n t\u1ea1o h\u00ecnh ngu\u1ed9i, th\u01b0\u1edbc \u0111o ren v\u00e0 khu\u00f4n \u0111\u1ed9t, nh\u01b0ng c\u00f3 \u0111\u1ed9 d\u1ebbo dai v\u1eeba ph\u1ea3i, h\u1ea1n ch\u1ebf vi\u1ec7c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 t\u00e1c \u0111\u1ed9ng m\u1ea1nh.<\/p><h2 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10&nbsp;<\/h2><p>H\u00e0m l\u01b0\u1ee3ng cacbon, crom v\u00e0 molypden cao c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n tuy\u1ec7t v\u1eddi. V\u1edbi h\u00e0m l\u01b0\u1ee3ng mangan v\u00e0 silic \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, th\u00e9p n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 ch\u1ecbu t\u1ea3i n\u1eb7ng v\u00e0 m\u00e0i m\u00f2n.&nbsp;<\/p><p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>Th\u00e0nh ph\u1ea7n<\/strong><\/td><\/tr><tr><td>Cacbon (C)<\/td><td>1.25 &#8211; 1.5 %<\/td><\/tr><tr><td>S\u1eaft (Fe)<\/td><td>92 %, nh\u01b0 c\u00e2n b\u1eb1ng<\/td><\/tr><tr><td>Mangan (Mn)<\/td><td>1.85 %<\/td><\/tr><tr><td>Molip\u0111en (Mo)<\/td><td>1.5 %<\/td><\/tr><tr><td>Niken (Ni)<\/td><td>1.65 %<\/td><\/tr><tr><td>Ph\u1ed1t pho (P)<\/td><td>\u2264 0,030 %<\/td><\/tr><tr><td>Silic (Si)<\/td><td>1.25 %<\/td><\/tr><tr><td>L\u01b0u hu\u1ef3nh (S)<\/td><td>\u2264 0,030 %<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10&nbsp;<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 A10 k\u1ebft h\u1ee3p \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai cho c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u su\u1ea5t cao, duy tr\u00ec \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi t\u1ea3i tr\u1ecdng n\u1eb7ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n. M\u00f4 \u0111un c\u1eaft v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3.&nbsp;<\/p><p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>C\u1ee7a c\u1ea3i<\/strong><\/td><td><strong>H\u1ec7 m\u00e9t<\/strong><\/td><td><strong>\u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng (HRC)<\/td><td>52.0 &#8211; 62.0<\/td><td>52.0 &#8211; 62.0<\/td><\/tr><tr><td>M\u00f4 \u0111un kh\u1ed1i<\/td><td>140 GPa<\/td><td>20300 ksi<\/td><\/tr><tr><td>M\u00f4 \u0111un c\u1eaft<\/td><td>80,0 GPa<\/td><td>11600 ksi<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>190 \u2013 210 GPa<\/td><td>27557 \u2013 30457 ksi<\/td><\/tr><tr><td>T\u1ef7 s\u1ed1 Poisson<\/td><td>0.27 &#8211; 0.30<\/td><td>0.27 &#8211; 0.30<\/td><\/tr><tr><td>Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/td><td>0.65<\/td><td>0.65<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 A10 c\u00f3 m\u1eadt \u0111\u1ed9 cao, \u0111\u1ed9 d\u1eabn nhi\u1ec7t m\u1ea1nh v\u00e0 \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n d\u01b0\u1edbi \u1ee9ng su\u1ea5t nhi\u1ec7t. Nhi\u1ec7t dung ri\u00eang v\u00e0 \u0111i\u1ec7n tr\u1edf su\u1ea5t c\u1ee7a n\u00f3 c\u0169ng g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean s\u1ef1 \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao.&nbsp;<\/p><p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>C\u1ee7a c\u1ea3i<\/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>7,8g\/cm\u00b3<\/td><td>0,282 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1450\u00b0C<\/td><td>2642\u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>45 W\/m\u00b7K<\/td><td>31,1 BTU\u00b7in\/gi\u1edd\u00b7ft\u00b2\u00b7\u00b0F<\/td><\/tr><tr><td>Nhi\u1ec7t dung ri\u00eang<\/td><td>460 J\/kg\u00b7K<\/td><td>0,11 BTU\/lb\u00b7\u00b0F<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t<\/td><td>11,5 \u00b5m\/m\u00b7K<\/td><td>6,4 x 10\u207b\u2076 in\/in\u00b7\u00b0F<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf su\u1ea5t<\/td><td>0,61 \u00b5\u03a9\u00b7m<\/td><td>0,61 \u00b5\u03a9\u00b7trong<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">X\u1eed l\u00fd nhi\u1ec7t th\u00e9p c\u00f4ng c\u1ee5 A10<\/h2><p>Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t c\u1ee7a A10 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng, \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 s\u1ea3n xu\u1ea5t v\u00e0 gia c\u00f4ng c\u01a1 kh\u00ed.<\/p><p>T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i \u0111\u1ea3m b\u1ea3o r\u1eb1ng th\u00e9p c\u00f4ng c\u1ee5 A10 tr\u1ea3i qua quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t ch\u00ednh x\u00e1c \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t trong su\u1ed1t qu\u00e1 tr\u00ecnh, ch\u00fang t\u00f4i cung c\u1ea5p m\u1ed9t lo\u1ea1i th\u00e9p c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 d\u1ec5 gia c\u00f4ng.<\/p><h3 class=\"wp-block-heading\">\u1ee6<\/h3><p>Sau khi gia c\u00f4ng n\u00f3ng v\u00e0 tr\u01b0\u1edbc khi t\u00f4i l\u1ea1i, c\u1ea7n ph\u1ea3i \u1ee7 \u0111\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t.<\/p><p><strong>T\u1ed1c \u0111\u1ed9 gia nhi\u1ec7t:<\/strong> 100\u00b0F (56\u00b0C) m\u1ed7i gi\u1edd cho \u0111\u1ebfn 1200\u00b0F (649\u00b0C), sau \u0111\u00f3 l\u00e0 200\u00b0F (111\u00b0C) m\u1ed7i gi\u1edd.<\/p><p><strong>Nhi\u1ec7t \u0111\u1ed9 \u1ee7:<\/strong> 1450\u00b0F (788\u00b0C).<\/p><p><strong>Th\u1eddi gian ng\u00e2m:<\/strong> 2 gi\u1edd cho m\u1ed7i \u0111\u1ed9 d\u00e0y 25,4mm (1 inch).<\/p><p><strong>T\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t:<\/strong> L\u00e0m m\u00e1t l\u00f2 \u1edf t\u1ed1c \u0111\u1ed9 25\u00b0F (14\u00b0C) m\u1ed9t gi\u1edd cho \u0111\u1ebfn khi \u0111\u1ea1t 1000\u00b0F (538\u00b0C), sau \u0111\u00f3 l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed.<\/p><p><strong>\u0110\u1ed9 c\u1ee9ng sau khi \u1ee7:<\/strong> Th\u00f4ng th\u01b0\u1eddng l\u00e0 235-260 HB.<\/p><h3 class=\"wp-block-heading\">L\u00e0m c\u1ee9ng<\/h3><p><strong>L\u00e0m n\u00f3ng tr\u01b0\u1edbc:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 c\u00f3 h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p, n\u00ean l\u00e0m n\u00f3ng tr\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh s\u1ed1c nhi\u1ec7t. L\u00e0m n\u00f3ng tr\u01b0\u1edbc \u0111\u1ebfn 1200\u00b0F (649\u00b0C).<\/p><p><strong>Nhi\u1ec7t \u0111\u1ed9 austenit h\u00f3a: <\/strong>1750\u00b0F (954\u00b0C) \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a \u0111\u1ed9 b\u1ec1n v\u00e0 1850\u00b0F (1010\u00b0C) \u0111\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1i \u0111a.<\/p><p><strong>Th\u1eddi gian ng\u00e2m: <\/strong>Gi\u1eef \u1edf nhi\u1ec7t \u0111\u1ed9 n\u00e0y trong 10-15 ph\u00fat cho m\u1ed7i \u0111\u1ed9 d\u00e0y 25,4 mm (1 inch).<\/p><p><strong>M\u00f4i tr\u01b0\u1eddng l\u00e0m ngu\u1ed9i: <\/strong>Kh\u00f4ng kh\u00ed.<\/p><p><strong>\u0110\u1ed9 c\u1ee9ng sau khi t\u00f4i: <\/strong>Th\u00f4ng th\u01b0\u1eddng l\u00e0 58-62 HRC, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y c\u1ee7a m\u1eb7t c\u1eaft v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m ngu\u1ed9i.<\/p><h3 class=\"wp-block-heading\">L\u00e0m ngu\u1ed9i<\/h3><p><strong>Th\u1eddi gian ng\u00e2m:<\/strong> 1 gi\u1edd cho m\u1ed7i \u0111\u1ed9 d\u00e0y 25,4mm (1 inch).<\/p><p><strong>\u1ee6 l\u1ea7n 2:<\/strong> \u0110\u1ec3 gi\u1ea3m \u0111\u1ed9 gi\u00f2n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng cao h\u01a1n, n\u00ean t\u00f4i l\u1ea7n th\u1ee9 hai \u1edf nhi\u1ec7t \u0111\u1ed9 600\u00b0F (316\u00b0C) trong 1 gi\u1edd cho m\u1ed7i 25,4mm (1 inch).<\/p><p><strong>\u0110\u1ed9 c\u1ee9ng sau khi t\u00f4i luy\u1ec7n:<\/strong> Th\u00f4ng th\u01b0\u1eddng l\u00e0 55-60 HRC, t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 t\u00f4i luy\u1ec7n.<\/p><h3 class=\"wp-block-heading\">L\u00e0m m\u1ec1m \u0111\u1ec3 l\u00e0m l\u1ea1i<\/h3><p>\u0110\u1ec3 l\u00e0m m\u1ec1m th\u00e9p c\u00f4ng c\u1ee5 A10 \u0111\u1ec3 gia c\u00f4ng l\u1ea1i, h\u00e3y nung n\u00f3ng \u0111\u1ebfn 1250\u00b0F (677\u00b0C) v\u1edbi t\u1ed1c \u0111\u1ed9 200\u00b0F (111\u00b0C) m\u1ed7i gi\u1edd, sau \u0111\u00f3 l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u1ee9ng, gi\u00fap v\u1eadt li\u1ec7u d\u1ec5 gia c\u00f4ng h\u01a1n trong khi v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c c\u00e1c \u0111\u1eb7c t\u00ednh t\u1ed5ng th\u1ec3 c\u1ee7a n\u00f3.<\/p><h2 class=\"wp-block-heading\">Quy tr\u00ecnh kh\u00e1c c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10<\/h2><h3 class=\"wp-block-heading\">R\u00e8n<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 A7 c\u00f3 ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 r\u00e8n h\u1eb9p, t\u1eeb 1875\u00b0F (1024\u00b0C) \u0111\u1ebfn 1650\u00b0F (899\u00b0C). Tr\u00e1nh r\u00e8n d\u01b0\u1edbi 1600\u00b0F (871\u00b0C) v\u00ec c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c c\u1ee7a h\u1ea1t, l\u00e0m gi\u1ea3m \u0111\u1ed9 d\u1ebbo dai v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc t\u1ed5ng th\u1ec3 c\u1ee7a th\u00e9p.<\/p><h3 class=\"wp-block-heading\">H\u00ecnh th\u00e0nh<\/h3><p>A10 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1eb1ng c\u00e1ch r\u00e8n n\u00f3ng trong ph\u1ea1m vi t\u1eeb 1875\u00b0F (1024\u00b0C) \u0111\u1ebfn 1650\u00b0F (899\u00b0C). Gia c\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf tr\u1ea1ng th\u00e1i \u1ee7.<\/p><h3 class=\"wp-block-heading\">H\u00e0n<\/h3><p>H\u00e0n th\u00e9p c\u00f4ng c\u1ee5 A10 \u0111\u00f2i h\u1ecfi ph\u1ea3i nung n\u00f3ng tr\u01b0\u1edbc \u1edf nhi\u1ec7t \u0111\u1ed9 1000\u00b0F (538\u00b0C) \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 n\u1ee9t. X\u1eed l\u00fd nhi\u1ec7t sau khi h\u00e0n (PWHT) \u1edf nhi\u1ec7t \u0111\u1ed9 1100\u00b0F (593\u00b0C) trong 1 gi\u1edd cho m\u1ed7i 25,4mm (1 inch) \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb \u0111\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t v\u00e0 l\u00e0m m\u1ec1m v\u00f9ng ch\u1ecbu nhi\u1ec7t (HAZ).<\/p><h3 class=\"wp-block-heading\">L\u00e0m vi\u1ec7c l\u1ea1nh<\/h3><p>A10 \u0111\u01b0\u1ee3c gia c\u00f4ng ngu\u1ed9i \u1edf tr\u1ea1ng th\u00e1i \u1ee7 (235-260 HB), s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng nh\u01b0 u\u1ed1n v\u00e0 \u0111\u1ee5c. N\u00ean tr\u00e1nh gia c\u00f4ng ngu\u1ed9i \u1edf m\u1ee9c \u0111\u1ed9 c\u1ee9ng cao h\u01a1n do \u0111\u1ed9 kh\u00f3 t\u0103ng l\u00ean v\u00e0 nguy c\u01a1 b\u1ecb c\u1ee9ng do bi\u1ebfn d\u1ea1ng.<\/p><h3 class=\"wp-block-heading\">C\u1eaft<\/h3><p>Khi A10 \u1edf tr\u1ea1ng th\u00e1i m\u1ec1m h\u01a1n (\u0111\u00e3 \u1ee7), c\u00e1c d\u1ee5ng c\u1ee5 th\u00f4ng th\u01b0\u1eddng nh\u01b0 HSS ho\u1eb7c ch\u00e8n cacbua c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3.<\/p><h2 class=\"wp-block-heading\">C\u00e1c h\u00ecnh th\u1ee9c s\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 A10<\/h2><p>Ph\u1ea7n n\u00e0y ph\u00e1c th\u1ea3o c\u00e1c d\u1ea1ng s\u1ea3n ph\u1ea9m c\u00f3 s\u1eb5n v\u00e0 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u1ee9ng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10. N\u1ebfu b\u1ea1n c\u1ea7n k\u00edch th\u01b0\u1edbc t\u00f9y ch\u1ec9nh ho\u1eb7c k\u00edch th\u01b0\u1edbc n\u1eb1m ngo\u00e0i ph\u1ea1m vi ti\u00eau chu\u1ea9n, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. Ch\u00fang t\u00f4i cam k\u1ebft cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u cho m\u1ecdi \u1ee9ng d\u1ee5ng.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>M\u1eabu s\u1ea3n ph\u1ea9m<\/strong><\/td><td><strong>Lo\u1ea1i k\u00edch th\u01b0\u1edbc<\/strong><\/td><td><strong>K\u00edch th\u01b0\u1edbc (Metric)<\/strong><\/td><td><strong>K\u00edch th\u01b0\u1edbc (Anh)<\/strong><\/td><\/tr><tr><td rowspan=\"2\">Thanh<\/td><td>\u0110\u01b0\u1eddng k\u00ednh<\/td><td>20mm \u2013 300mm<\/td><td>0,8 inch \u2013 12 inch<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>300mm \u2013 6000mm<\/td><td>12 trong \u2013 236 trong<\/td><\/tr><tr><td rowspan=\"3\">\u0110\u0129a<\/td><td>\u0110\u1ed9 d\u00e0y<\/td><td>5mm \u2013 100mm<\/td><td>0,2 trong \u2013 4 trong<\/td><\/tr><tr><td>Chi\u1ec1u r\u1ed9ng<\/td><td>50mm \u2013 1200mm<\/td><td>2 trong \u2013 47 trong<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>200mm \u2013 3000mm<\/td><td>8 trong \u2013 118 trong<\/td><\/tr><tr><td rowspan=\"2\">V\u00f2ng tr\u00f2n<\/td><td>\u0110\u01b0\u1eddng k\u00ednh<\/td><td>25mm \u2013 250mm<\/td><td>1 trong \u2013 10 trong<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>100mm \u2013 4000mm<\/td><td>4 trong \u2013 157 trong<\/td><\/tr><tr><td rowspan=\"2\">R\u00e8n<\/td><td>\u0110\u1ed9 d\u00e0y<\/td><td>30mm \u2013 250mm<\/td><td>1,2 trong \u2013 10 trong<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>200mm \u2013 3000mm<\/td><td>8 trong \u2013 118 trong<\/td><\/tr><tr><td rowspan=\"3\">Thanh ph\u1eb3ng<\/td><td>\u0110\u1ed9 d\u00e0y<\/td><td>10mm \u2013 100mm<\/td><td>0,4 trong \u2013 4 trong<\/td><\/tr><tr><td>Chi\u1ec1u r\u1ed9ng<\/td><td>50mm \u2013 1200mm<\/td><td>2 trong \u2013 47 trong<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>100mm \u2013 4000mm<\/td><td>4 trong \u2013 157 trong<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng th\u00e9p c\u00f4ng c\u1ee5 A10<\/h2><p>\u0110\u1ed9 b\u1ec1n cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc tuy\u1ec7t v\u1eddi c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 A10 khi x\u1eed l\u00fd nhi\u1ec7t khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng gia c\u00f4ng ch\u1ecbu m\u00e0i m\u00f2n v\u1eeba ph\u1ea3i v\u00e0 \u1ee9ng su\u1ea5t cao. \u0110\u1ed9 b\u1ec1n c\u1ee7a n\u00f3 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai h\u01a1n l\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ef1c cao.&nbsp;<\/p><ul class=\"wp-block-list\"><li><strong>Khu\u00f4n d\u1eadp ngu\u1ed9i<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1eadp, u\u1ed1n v\u00e0 d\u1eadp.<\/li>\n\n<li><strong>Khu\u00f4n Nh\u1ef1a<\/strong>: Th\u00edch h\u1ee3p cho khu\u00f4n \u00e9p nh\u1ef1a do c\u00f3 \u0111\u1ed9 b\u1ec1n cao khi \u0111\u00fac kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/li>\n\n<li><strong>D\u1ee5ng c\u1ee5 c\u1eaft<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t l\u01b0\u1ee1i c\u1eaft, m\u0169i \u0111\u1ed9t v\u00e0 khu\u00f4n c\u1eaft cho c\u00e1c nhi\u1ec7m v\u1ee5 c\u1eaft trung b\u00ecnh.<\/li>\n\n<li><strong>H\u00ecnh th\u00e0nh cu\u1ed9n<\/strong>:\u0110\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c quy tr\u00ecnh t\u1ea1o h\u00ecnh, bao g\u1ed3m s\u1ea3n xu\u1ea5t \u00f4 t\u00f4 v\u00e0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5.<\/li>\n\n<li><strong>\u0110\u1ed3ng h\u1ed3 \u0111o v\u00e0 c\u00f4ng c\u1ee5 \u0111o l\u01b0\u1eddng<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho th\u01b0\u1edbc \u0111o ren, th\u01b0\u1edbc \u0111o ti\u00eau chu\u1ea9n v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c kh\u00e1c.<\/li>\n\n<li><strong>Cam v\u00e0 \u1ed1ng l\u00f3t<\/strong>: Ph\u1ed5 bi\u1ebfn trong c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4 v\u00e0 c\u00f4ng nghi\u1ec7p.<\/li>\n\n<li><strong>Con l\u0103n ch\u1ebft<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u1ed9 ph\u1eadn c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4 v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/li>\n\n<li><strong>Linh ki\u1ec7n m\u00e1y c\u00f4ng c\u1ee5<\/strong>: Bao g\u1ed3m tr\u1ee5c, \u1ed1ng l\u00f3t v\u00e0 thanh d\u1eabn thanh.<\/li><\/ul><h2 class=\"wp-block-heading\">Gi\u1ea3i ph\u00e1p th\u00e9p c\u00f4ng c\u1ee5 A10 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n<\/h2><p>T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i chuy\u00ean v\u1ec1 Th\u00e9p c\u00f4ng c\u1ee5 A10, c\u00f3 nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau nh\u01b0 thanh, t\u1ea5m, tr\u00f2n v\u00e0 r\u00e8n. Nh\u00f3m c\u1ee7a ch\u00fang t\u00f4i l\u00e0m vi\u1ec7c ch\u1eb7t ch\u1ebd v\u1edbi kh\u00e1ch h\u00e0ng \u0111\u1ec3 cung c\u1ea5p c\u00e1c k\u00edch th\u01b0\u1edbc v\u00e0 gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a h\u1ecd.<\/p><p>Ngo\u00e0i c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao, ch\u00fang t\u00f4i c\u00f2n cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 x\u1eed l\u00fd nhi\u1ec7t ch\u00ednh x\u00e1c gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e9p, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1i \u01b0u.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>A10 Tool Steel is recognized for its outstanding wear resistance, superior hardness, and reduced distortion during heat treatment. This article [&hellip;]<\/p>","protected":false},"author":12,"featured_media":19843,"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":[4294,4293],"tags":[],"class_list":["post-19850","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-grades-tool-steel","category-tool-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/19850","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=19850"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/19850\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/19843"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=19850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=19850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=19850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}