{"id":20200,"date":"2025-01-05T03:25:00","date_gmt":"2025-01-04T19:25:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20200"},"modified":"2025-01-09T16:45:22","modified_gmt":"2025-01-09T08:45:22","slug":"what-is-2","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/knowledge\/what-is\/","title":{"rendered":"Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0 g\u00ec? T\u00ednh ch\u1ea5t, lo\u1ea1i, c\u00f4ng d\u1ee5ng"},"content":{"rendered":"<p>L\u00e0 m\u1ed9t chuy\u00ean gia to\u00e0n c\u1ea7u v\u1ec1 s\u1ea3n xu\u1ea5t th\u00e9p, SteelPro Group nh\u1eadn ra t\u1ea7m quan tr\u1ecdng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe. B\u00e0i vi\u1ebft n\u00e0y xem x\u00e9t c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m, ph\u00e2n lo\u1ea1i v\u00e0 \u1ee9ng d\u1ee5ng thi\u1ebft y\u1ebfu c\u1ee7a n\u00f3 \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn b\u1ea1n l\u1ef1a ch\u1ecdn t\u00f9y ch\u1ecdn l\u00fd t\u01b0\u1edfng.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0 g\u00ec?<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0 th\u00e9p cacbon ho\u1eb7c h\u1ee3p kim cao c\u1ea5p \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u1ec1 \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao. \u0110\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai c\u1ee7a n\u00f3 \u0111\u1ebfn t\u1eeb c\u00e1c nguy\u00ean t\u1ed1 t\u1ea1o th\u00e0nh cacbua nh\u01b0 vonfram, molypden, crom v\u00e0 vanadi, trong khi coban v\u00e0 niken \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi \u1edf nhi\u1ec7t \u0111\u1ed9 cao. L\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 d\u1ee5ng c\u1ee5, n\u00f3 v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu \u1ee9ng su\u1ea5t cao nh\u01b0 c\u1eaft, d\u1eadp v\u00e0 \u0111\u00fac.<\/p><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5<\/h2><ul class=\"wp-block-list\"><li>\u0110\u1ed9 c\u1ee9ng cao v\u1eabn \u0111\u01b0\u1ee3c duy tr\u00ec trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ma s\u00e1t tuy\u1ec7t v\u1eddi.<\/li>\n\n<li>\u0110\u1ed9 b\u1ec1n cao gi\u00fap ng\u0103n ng\u1eeba n\u1ee9t ho\u1eb7c g\u00e3y khi ch\u1ecbu \u00e1p l\u1ef1c.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t gi\u00fap ch\u1ed1ng r\u1ec9 s\u00e9t v\u00e0 oxy h\u00f3a.<\/li>\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc v\u01b0\u1ee3t tr\u1ed9i d\u01b0\u1edbi \u1ee9ng su\u1ea5t cao.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t cao.<\/li><\/ul><h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 kh\u00e1c nhau<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh s\u00e1u lo\u1ea1i ch\u00ednh d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n, ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd nhi\u1ec7t v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.&nbsp;<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc<\/h3><p><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/water-hardening\/\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc<\/a> (th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh l\u00e0 <strong>D\u00f2ng W<\/strong>) l\u00e0 lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 \u00edt t\u1ed1n k\u00e9m nh\u1ea5t. Ch\u00fang ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c t\u00f4i luy\u1ec7n b\u1eb1ng c\u00e1ch l\u00e0m ngu\u1ed9i trong n\u01b0\u1edbc, t\u1ea1o ra \u0111\u1ed9 c\u1ee9ng cao sau khi x\u1eed l\u00fd nhi\u1ec7t.<\/p><p><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0110\u1ed9 c\u1ee9ng cao sau khi t\u00f4i b\u1eb1ng n\u01b0\u1edbc.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u1eeba ph\u1ea3i.<\/li>\n\n<li>\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp th\u1ea5p.<\/li>\n\n<li>Ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 kh\u00f4ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng ho\u1eb7c va \u0111\u1eadp m\u1ea1nh.<\/li>\n\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft d\u1ee5ng c\u1ee5, khu\u00f4n v\u00e0 khu\u00f4n \u0111\u00fac trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u1ee9ng su\u1ea5t th\u1ea5p.<\/li><\/ul><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c n\u00f3ng<\/h3><p><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/hot-work\/\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c n\u00f3ng<\/a>, th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 lo\u1ea1i H, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho c\u00e1c c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c quy tr\u00ecnh nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0 \u0111\u00fac khu\u00f4n, \u0111\u00f9n v\u00e0 r\u00e8n, trong \u0111\u00f3 v\u1eadt li\u1ec7u ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao v\u00e0 \u1ee9ng su\u1ea5t \u0111\u00e1ng k\u1ec3. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y ph\u1ea3i gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p><p><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi nhi\u1ec7t v\u00e0 n\u1ee9t nhi\u1ec7t t\u1ed1t.<\/li>\n\n<li>Hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/li>\n\n<li>C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn bao g\u1ed3m <strong>H13<\/strong>, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1eb7c t\u00ednh ch\u1ecbu nhi\u1ec7t tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1ed1c nhi\u1ec7t.<\/li><\/ul><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i<\/h3><p><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/cold-work\/\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i<\/a> (\u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh l\u00e0 <strong>\u1ed2<\/strong>, <strong>M\u1ed8T<\/strong>, <strong>D<\/strong>, v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 d\u1ee5ng c\u1ee5 ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng nh\u01b0ng c\u1ea7n ch\u1ed1ng m\u00e0i m\u00f2n, bi\u1ebfn d\u1ea1ng v\u00e0 m\u00e0i m\u00f2n. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1eef nguy\u00ean \u0111\u1ed9 c\u1ee9ng v\u00e0 h\u00ecnh d\u1ea1ng \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n.<\/p><p><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 c\u1ee9ng tuy\u1ec7t v\u1eddi.<\/li>\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc t\u1ed1t.<\/li>\n\n<li>Th\u00edch h\u1ee3p \u0111\u1ec3 t\u1ea1o h\u00ecnh c\u00e1c d\u1ee5ng c\u1ee5, khu\u00f4n \u0111\u1ed9t, khu\u00f4n d\u1eadp v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 th\u1ea5p nh\u01b0ng \u00e1p su\u1ea5t cao.<\/li>\n\n<li>C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn bao g\u1ed3m <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/o1\/\">O1<\/a><\/strong> (l\u00e0m c\u1ee9ng b\u1eb1ng d\u1ea7u), <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/a2\/\">A2<\/a><\/strong>, V\u00e0 <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/cr12mov\/\">Ng\u00e0y 2<\/a><\/strong> (th\u00e9p c\u00f3 h\u00e0m l\u01b0\u1ee3ng cacbon cao, h\u00e0m l\u01b0\u1ee3ng crom cao).<\/li><\/ul><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 ch\u1ed1ng s\u1ed1c<\/h3><p><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/shock-resisting\/\">Th\u00e9p c\u00f4ng c\u1ee5 ch\u1ed1ng s\u1ed1c<\/a> (\u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb l\u00e0 <strong>D\u00f2ng S<\/strong>) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c c\u00f4ng c\u1ee5 ch\u1ecbu t\u1ea3i tr\u1ecdng va \u0111\u1eadp ho\u1eb7c s\u1ed1c l\u1edbn, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00faa, \u0111\u1ee5c v\u00e0 \u0111\u1ee5c. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng g\u00e3y ho\u1eb7c s\u1ee9t m\u1ebb cao trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/p><p><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0110\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp tuy\u1ec7t v\u1eddi.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t, m\u1eb7c d\u00f9 kh\u00f4ng cao b\u1eb1ng th\u00e9p ngu\u1ed9i ho\u1eb7c th\u00e9p t\u1ed1c \u0111\u1ed9 cao.<\/li>\n\n<li>Th\u00edch h\u1ee3p cho c\u00e1c d\u1ee5ng c\u1ee5 ch\u1ecbu va \u0111\u1eadp li\u00ean t\u1ee5c, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1ee5ng c\u1ee5 c\u1ea7m tay, \u0111\u1ee5c v\u00e0 khu\u00f4n d\u00f9ng trong ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9t d\u1eadp.<\/li><\/ul><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 t\u1ed1c \u0111\u1ed9 cao<\/h3><p><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/high-speed\/\">Th\u00e9p t\u1ed1c \u0111\u1ed9 cao<\/a> (ti\u00eau bi\u1ec3u <strong>D\u00f2ng M<\/strong>, <strong>D\u00f2ng T<\/strong>, V\u00e0 <strong>D\u00f2ng H<\/strong>) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng duy tr\u00ec \u0111\u1ed9 c\u1ee9ng ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 n\u00f3ng \u0111\u1ecf, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng gia c\u00f4ng t\u1ed1c \u0111\u1ed9 cao.<\/p><p><strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0110\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n<li>Gi\u1eef nguy\u00ean \u0111\u1ed9 s\u1eafc b\u00e9n khi c\u1eaft \u1edf t\u1ed1c \u0111\u1ed9 cao.<\/li>\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t tuy\u1ec7t v\u1eddi, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y khoan, m\u00e1y phay v\u00e0 m\u00e1y ti\u1ec7n.<\/li>\n\n<li>C\u00e1c lo\u1ea1i bao g\u1ed3m <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/m4\/\">M2<\/a><\/strong> (th\u00e9p t\u1ed1c \u0111\u1ed9 cao ph\u1ed5 bi\u1ebfn nh\u1ea5t), <a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/w18cr4v\/\"><strong>T1<\/strong>,<\/a> V\u00e0 <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/m42\/\">M42<\/a><\/strong>.<\/li><\/ul><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng r\u1ea5t c\u1ee5 th\u1ec3, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t \u0111\u1eb7c bi\u1ec7t m\u00e0 th\u00e9p c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c.<\/p><h4 class=\"wp-block-heading\"><strong>Th\u00e9p c\u00f4ng c\u1ee5 lo\u1ea1i P (Th\u00e9p khu\u00f4n nh\u1ef1a)<\/strong><\/h4><p>Th\u00e9p c\u00f4ng c\u1ee5 lo\u1ea1i P \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho <strong>\u00e9p phun nh\u1ef1a<\/strong> V\u00e0 <strong>\u0111\u00fac k\u1ebdm<\/strong> \u1ee9ng d\u1ee5ng. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0103n m\u00f2n v\u00e0 \u1ee9ng su\u1ea5t nhi\u1ec7t tuy\u1ec7t v\u1eddi, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c khu\u00f4n m\u1eabu ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao, nhi\u1ec7t \u0111\u1ed9 cao.<\/p><h4 class=\"wp-block-heading\"><strong>Th\u00e9p c\u00f4ng c\u1ee5 lo\u1ea1i L (H\u1ee3p kim th\u1ea5p)<\/strong><\/h4><p>Th\u00e9p lo\u1ea1i L, ch\u1eb3ng h\u1ea1n nh\u01b0 <strong><a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/l6\/\">L6<\/a><\/strong>, cung c\u1ea5p <strong>\u0111\u1ed9 b\u1ec1n \u0111\u1eb7c bi\u1ec7t<\/strong> v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 s\u1ed1c cao, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00faa, \u0111\u1ee5c v\u00e0 khu\u00f4n ch\u1ecbu l\u1ef1c n\u1eb7ng.<\/p><h4 class=\"wp-block-heading\"><strong>Th\u00e9p c\u00f4ng c\u1ee5 lo\u1ea1i F (l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc)<\/strong><\/h4><p>Th\u00e9p c\u00f4ng c\u1ee5 lo\u1ea1i F \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng th\u00f4ng qua qu\u00e1 tr\u00ecnh t\u00f4i n\u01b0\u1edbc, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c lo\u1ea1i kh\u00e1c, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 ti\u1ebfp x\u00fac v\u1edbi m\u00e0i m\u00f2n.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng g\u00ec?<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb cacbon v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim nh\u01b0 vonfram, molypden, crom, vanadi v\u00e0 niken. Th\u00e0nh ph\u1ea7n n\u00e0y t\u1ea1o ra cacbua, c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p><h3 class=\"wp-block-heading\">C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh trong th\u00e9p c\u00f4ng c\u1ee5 v\u00e0 vai tr\u00f2 c\u1ee7a ch\u00fang<\/h3><p><strong>Cacbon<\/strong>: Th\u00f4ng th\u01b0\u1eddng t\u1eeb 0,5% \u0111\u1ebfn 1,5%, cacbon l\u00e0m c\u1ee9ng th\u00e9p v\u00e0 t\u1ea1o th\u00e0nh cacbua t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n. L\u01b0\u1ee3ng cacbon cao h\u01a1n l\u00e0m t\u0103ng \u0111\u1ed9 c\u1ee9ng nh\u01b0ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n.<\/p><p><strong>Vonfram<\/strong>: T\u1ea1o th\u00e0nh cacbua vonfram, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ecbu nhi\u1ec7t, cho ph\u00e9p th\u00e9p d\u1ee5ng c\u1ee5 duy tr\u00ec \u0111\u1ed9 c\u1ee9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p><p><strong>Crom<\/strong>: T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 c\u1ee9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ed1ng oxy h\u00f3a, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 cao, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi th\u00e9p d\u1ee5ng c\u1ee5 ch\u1ecbu nhi\u1ec7t.<\/p><p><strong>Vanadi<\/strong>: Tinh ch\u1ebf cacbua, t\u0103ng \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp v\u00e0 \u0111\u1ed9 b\u1ec1n khi ch\u1ecbu \u1ee9ng su\u1ea5t.<\/p><p><strong>Molipden<\/strong>: T\u0103ng kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 cao, gi\u1ea3m bi\u1ebfn d\u1ea1ng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t.<\/p><p><strong>Niken<\/strong>: C\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ec1m \u1edf nhi\u1ec7t \u0111\u1ed9 cao, duy tr\u00ec hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e9p d\u01b0\u1edbi \u1ee9ng su\u1ea5t.<\/p><p><strong>Coban<\/strong>: T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, \u0111\u1ed3ng th\u1eddi gi\u00fap duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1ee5ng c\u1ee5 b\u1eb1ng c\u00e1ch ng\u0103n ng\u1eeba s\u1ef1 m\u1ec1m h\u00f3a khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao trong th\u1eddi gian d\u00e0i.<\/p><p><strong>mangan<\/strong>: N\u1ed3ng \u0111\u1ed9 th\u1ea5p gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1eed oxy cho th\u00e9p, gi\u1ea3m nguy c\u01a1 n\u1ee9t trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 th\u00e0nh ph\u1ea7n \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t cao, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe. C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 bao g\u1ed3m:<\/p><ul class=\"wp-block-list\"><li><strong>D\u1ee5ng c\u1ee5 c\u1eaft<\/strong>: M\u00e1y khoan, m\u00e1y phay, l\u01b0\u1ee1i c\u01b0a<\/li>\n\n<li><strong>C\u00f4ng c\u1ee5 t\u1ea1o h\u00ecnh<\/strong>: Khu\u00f4n, \u0111\u1ee5c, d\u1ee5ng c\u1ee5 d\u1eadp<\/li>\n\n<li><strong>C\u00f4ng c\u1ee5 \u0111\u00fac<\/strong>: Khu\u00f4n \u00e9p nh\u1ef1a, khu\u00f4n \u0111\u00fac khu\u00f4n<\/li>\n\n<li><strong>C\u00f4ng c\u1ee5 hi\u1ec7u su\u1ea5t cao<\/strong>: \u0110\u00e1 m\u00e0i, \u0111\u1ee5c, doa<\/li>\n\n<li><strong>C\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c n\u00f3ng<\/strong>: Khu\u00f4n r\u00e8n, khu\u00f4n \u0111\u00f9n, l\u01b0\u1ee1i c\u1eaft n\u00f3ng<\/li>\n\n<li><strong>D\u1ee5ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i<\/strong>: Khu\u00f4n d\u1eadp, khu\u00f4n c\u1eaft, d\u1ee5ng c\u1ee5 \u0111\u1ed9t d\u1eadp<\/li><\/ul><h2 class=\"wp-block-heading\">Ch\u1ecdn \u0111\u00fang lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/h2><p>T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p th\u00e9p c\u00f4ng c\u1ee5 ch\u1ea5t l\u01b0\u1ee3ng cao cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 s\u1ea3n xu\u1ea5t, \u00f4 t\u00f4 v\u00e0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5. H\u00e3y li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i ngay \u0111\u1ec3 kh\u00e1m ph\u00e1 v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng cho nhu c\u1ea7u c\u1ee7a b\u1ea1n v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e0 m\u1ed9t chuy\u00ean gia to\u00e0n c\u1ea7u v\u1ec1 s\u1ea3n xu\u1ea5t th\u00e9p, SteelPro Group nh\u1eadn ra t\u1ea7m quan tr\u1ecdng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe. \u0110i\u1ec1u n\u00e0y [\u2026]<\/p>","protected":false},"author":12,"featured_media":20194,"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":[4301,4293],"tags":[],"class_list":["post-20200","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-tool-steel","category-tool-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20200","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=20200"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20200\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/20194"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=20200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=20200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=20200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}