{"id":20218,"date":"2025-01-07T08:46:00","date_gmt":"2025-01-07T00:46:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20218"},"modified":"2025-01-08T09:29:18","modified_gmt":"2025-01-08T01:29:18","slug":"grades-3","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn: T\u00ednh ch\u1ea5t, c\u00f4ng d\u1ee5ng, so s\u00e1nh"},"content":{"rendered":"<p>Th\u00e9p c\u00f4ng c\u1ee5 ch\u00ednh h\u00e3ng l\u00e0 h\u1ee3p kim th\u00e9p \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1eb7c bi\u1ec7t. C\u00e1c h\u1ee3p kim n\u00e0y duy tr\u00ec \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao ngay c\u1ea3 d\u01b0\u1edbi \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc c\u1ef1c \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho s\u1ea3n xu\u1ea5t v\u00e0 gia c\u00f4ng kim lo\u1ea1i. Nh\u1eefng chi\u1ebfc b\u00faa, gi\u0169a v\u00e0 \u0111\u1ee5c th\u00f4ng th\u01b0\u1eddng m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb th\u00e9p c\u00f4ng c\u1ee5 th\u1ef1c s\u1ef1.&nbsp;<\/p><p>Th\u1ebf gi\u1edbi th\u00e9p c\u00f4ng c\u1ee5 r\u1ea5t \u0111a d\u1ea1ng. L\u00e0 nh\u00e0 cung c\u1ea5p th\u00e9p c\u00f4ng c\u1ee5 v\u1edbi h\u01a1n m\u1ed9t th\u1eadp k\u1ef7 kinh nghi\u1ec7m s\u1ea3n xu\u1ea5t, SteelPro Group \u1edf \u0111\u00e2y \u0111\u1ec3 gi\u1edbi thi\u1ec7u cho b\u1ea1n c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn v\u00e0 gi\u00fap b\u1ea1n th\u1ef1c s\u1ef1 hi\u1ec3u v\u1ec1 v\u1eadt li\u1ec7u n\u00e0y.<\/p><h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn<\/h2><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc (D\u00f2ng W)<\/h3><p>Nh\u1eefng lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 gi\u00e1 th\u00e0nh ph\u1ea3i ch\u0103ng v\u00e0 \u0111\u01b0\u1ee3c t\u00f4i luy\u1ec7n b\u1eb1ng c\u00e1ch l\u00e0m ngu\u1ed9i trong n\u01b0\u1edbc. Ch\u00fang c\u00f3 \u0111\u1ed9 c\u1ee9ng v\u1eeba ph\u1ea3i nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng \u0103n m\u00f2n h\u1ea1n ch\u1ebf so v\u1edbi th\u00e9p h\u1ee3p kim cao h\u01a1n.<\/p><p>\u1ee8ng d\u1ee5ng: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 \u0111a n\u0103ng, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1ee5ng c\u1ee5 c\u1ea7m tay, d\u1ee5ng c\u1ee5 c\u1eaft ch\u1ecbu \u1ee9ng su\u1ea5t th\u1ea5p \u0111\u1ebfn trung b\u00ecnh v\u00e0 \u0111\u1ee5c.<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng ngu\u1ed9i (D\u00f2ng O, A, D)<\/h3><p>C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y \u0111\u01b0\u1ee3c t\u00f4i trong d\u1ea7u ho\u1eb7c kh\u00f4ng kh\u00ed, mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi v\u00e0 duy tr\u00ec \u0111\u1ed9 c\u1ee9ng cao \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. Ch\u00fang ch\u1ee9a c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim nh\u01b0 crom, vanadi v\u00e0 molypden \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/p><ul class=\"wp-block-list\"><li>D\u00f2ng O: C\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 m\u00e0i m\u00f2n v\u1eeba ph\u1ea3i.<\/li>\n\n<li>D\u00f2ng A: C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao khi s\u1eed d\u1ee5ng.<\/li>\n\n<li>D\u00f2ng D: C\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 gi\u1eef \u0111\u1ed9 c\u1ee9ng v\u01b0\u1ee3t tr\u1ed9i, l\u00fd t\u01b0\u1edfng cho khu\u00f4n \u0111\u00fac v\u00e0 khu\u00f4n d\u1eadp.<\/li><\/ul><p>\u1ee8ng d\u1ee5ng: Th\u00edch h\u1ee3p cho c\u00e1c d\u1ee5ng c\u1ee5 ch\u1ecbu \u1ee9ng su\u1ea5t v\u00e0 m\u00e0i m\u00f2n v\u1eeba ph\u1ea3i, bao g\u1ed3m \u0111\u1ee5c, khu\u00f4n, l\u01b0\u1ee1i c\u1eaft v\u00e0 d\u1ee5ng c\u1ee5 d\u1eadp.<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng n\u00f3ng (D\u00f2ng H)<\/h3><p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 c\u1ee9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao, c\u00e1c lo\u1ea1i th\u00e9p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u1ee3p kim h\u00f3a v\u1edbi crom, molypden v\u00e0 vonfram \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng nhi\u1ec7t. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng b\u1eb1ng kh\u00f4ng kh\u00ed ho\u1eb7c d\u1ea7u, t\u00f9y thu\u1ed9c v\u00e0o c\u1ea5p \u0111\u1ed9 c\u1ee5 th\u1ec3.<\/p><p>\u1ee8ng d\u1ee5ng: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u00fac khu\u00f4n, khu\u00f4n \u0111\u00f9n v\u00e0 quy tr\u00ecnh r\u00e8n n\u00f3ng, n\u01a1i nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh cao l\u00e0 ti\u00eau chu\u1ea9n.<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 t\u1ed1c \u0111\u1ed9 cao (D\u00f2ng T)<\/h3><p>Nh\u1eefng lo\u1ea1i th\u00e9p n\u00e0y ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng vonfram, molypden v\u00e0 vanadi cao, cho ph\u00e9p ch\u00fang gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao. Ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft v\u00e0 m\u00e1y m\u00f3c ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao.<\/p><p>\u1ee8ng d\u1ee5ng: L\u00fd t\u01b0\u1edfng cho m\u00e1y khoan, m\u00e1y phay v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft t\u1ed1c \u0111\u1ed9 cao kh\u00e1c.<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 ch\u1ed1ng s\u1ed1c (D\u00f2ng S)<\/h3><p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ea5p th\u1ee5 v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c nh\u1eefng va ch\u1ea1m v\u00e0 ch\u1ea5n \u0111\u1ed9ng nhanh m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t ho\u1eb7c v\u1ee1. Ch\u00fang th\u01b0\u1eddng ch\u1ee9a niken v\u00e0 crom \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp.<\/p><p>\u1ee8ng d\u1ee5ng: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp \u0111\u1ed9t ng\u1ed9t ho\u1eb7c tu\u1ea7n ho\u00e0n, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00faa, \u0111\u1ee5c v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1eadp.<\/p><h2 class=\"wp-block-heading\">So s\u00e1nh c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn<\/h2><p>B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y ph\u00e1c th\u1ea3o c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ea7n thi\u1ebft c\u1ee7a m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, gi\u00fap b\u1ea1n so s\u00e1nh c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>C\u1ea5p<\/strong><\/td><td><strong>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y (\u00b0C)<\/strong><\/td><td><strong>\u0110\u1ed9 c\u1ee9ng (HRC)<\/strong><\/td><td><strong>Gi\u1edbi h\u1ea1n ch\u1ea3y (MPa)<\/strong><\/td><td><strong>\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp (J)<\/strong><\/td><\/tr><tr><td>H13<\/td><td>1,350<\/td><td>50-55<\/td><td>1,500-1,800<\/td><td>Trung b\u00ecnh<\/td><\/tr><tr><td>W1<\/td><td>1,420<\/td><td>55-64<\/td><td>1,200-1,400<\/td><td>Th\u1ea5p<\/td><\/tr><tr><td>A2<\/td><td>1,200<\/td><td>57-62<\/td><td>1,400-1,600<\/td><td>Trung b\u00ecnh<\/td><\/tr><tr><td>O1<\/td><td>1,200<\/td><td>58-64<\/td><td>1,200-1,400<\/td><td>Th\u1ea5p<\/td><\/tr><tr><td>Ng\u00e0y 2<\/td><td>1,250<\/td><td>58-62<\/td><td>1,600-2,000<\/td><td>Th\u1ea5p<\/td><\/tr><tr><td>M2<\/td><td>1,410<\/td><td>62-65<\/td><td>1,800-2,200<\/td><td>Trung b\u00ecnh<\/td><\/tr><tr><td>M42<\/td><td>1,470<\/td><td>64-66<\/td><td>2,100-2,400<\/td><td>Trung b\u00ecnh<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn<\/h2><h3 class=\"wp-block-heading\">W1 (Th\u00e9p c\u00f4ng c\u1ee5 t\u00f4i n\u01b0\u1edbc)<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 d\u1ec5 l\u00e0m c\u1ee9ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 th\u00f4ng d\u1ee5ng. N\u00f3 ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng l\u1edbn carbon, gi\u00fap t\u0103ng \u0111\u1ed9 c\u1ee9ng, nh\u01b0ng d\u1ec5 b\u1ecb gi\u00f2n h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i kh\u00e1c.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: Th\u00edch h\u1ee3p cho c\u00e1c d\u1ee5ng c\u1ee5 \u0111\u01a1n gi\u1ea3n, \u00edt ch\u1ecbu l\u1ef1c nh\u01b0 \u0111\u1ee5c, \u0111\u1ee5c l\u1ed7 v\u00e0 d\u1ee5ng c\u1ee5 c\u1eaft cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u1eb9.<\/p><h3 class=\"wp-block-heading\">O1 (Th\u00e9p c\u00f4ng c\u1ee5 t\u00f4i d\u1ea7u)<\/h3><p>O1 l\u00e0 lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng cao. N\u00f3 cung c\u1ea5p s\u1ef1 k\u1ebft h\u1ee3p thu\u1eadn l\u1ee3i gi\u1eefa \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo dai, c\u00f9ng v\u1edbi kh\u1ea3 n\u0103ng gia c\u00f4ng tuy\u1ec7t v\u1eddi. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng c\u1ee5 \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u1eeba ph\u1ea3i v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc chung.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft, khu\u00f4n, m\u00e1y \u0111\u1ed9t v\u00e0 l\u01b0\u1ee1i c\u1eaft.<\/p><h3 class=\"wp-block-heading\">A2 (Th\u00e9p c\u00f4ng c\u1ee5 t\u00f4i b\u1eb1ng kh\u00ed)<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 A2 c\u00f3 th\u1ec3 l\u00e0m c\u1ee9ng b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 cung c\u1ea5p s\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1t gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n. N\u00f3 b\u1ecb bi\u1ebfn d\u1ea1ng t\u1ed1i thi\u1ec3u trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t, l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho c\u00e1c c\u00f4ng c\u1ee5 ph\u1ee9c t\u1ea1p.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: Khu\u00f4n, \u0111\u1ee5c v\u00e0 d\u1ee5ng c\u1ee5 \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/p><h3 class=\"wp-block-heading\">D2 (Th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng ngu\u1ed9i)<\/h3><p>D2 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i do h\u00e0m l\u01b0\u1ee3ng carbon v\u00e0 crom cao. N\u00f3 c\u1ef1c k\u1ef3 c\u1ee9ng nh\u01b0ng gi\u00f2n h\u01a1n so v\u1edbi A2. D2 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 ch\u1ecbu m\u00e0i m\u00f2n cao nh\u01b0 \u0111\u1ed9t d\u1eadp, khu\u00f4n v\u00e0 d\u1ee5ng c\u1ee5 c\u1eaft.<\/p><h3 class=\"wp-block-heading\">H13 (Th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng n\u00f3ng)<\/h3><p>H13 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi nhi\u1ec7t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao tuy\u1ec7t v\u1eddi. N\u00f3 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo dai ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 cao, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng gia c\u00f4ng n\u00f3ng.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: Ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea1o h\u00ecnh n\u00f3ng, ch\u1eb3ng h\u1ea1n nh\u01b0 khu\u00f4n r\u00e8n, khu\u00f4n \u0111\u00f9n v\u00e0 khu\u00f4n nh\u1ef1a.<\/p><h3 class=\"wp-block-heading\">M2 (Th\u00e9p c\u00f4ng c\u1ee5 t\u1ed1c \u0111\u1ed9 cao)<\/h3><p>M2 l\u00e0 lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 duy tr\u00ec \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n. N\u00f3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng duy tr\u00ec hi\u1ec7u su\u1ea5t ti\u00ean ti\u1ebfn \u1edf t\u1ed1c \u0111\u1ed9 cao h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 kh\u00e1c.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft t\u1ed1c \u0111\u1ed9 cao nh\u01b0 m\u00e1y khoan, m\u00e1y ren, m\u00e1y phay v\u00e0 m\u00e1y doa.<\/p><h3 class=\"wp-block-heading\">M42 (Th\u00e9p c\u00f4ng c\u1ee5 t\u1ed1c \u0111\u1ed9 cao)<\/h3><p>M42 l\u00e0 th\u00e9p t\u1ed1c \u0111\u1ed9 cao h\u1ee3p kim coban c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf t\u1ed1c \u0111\u1ed9 c\u1eaft cao. H\u00e0m l\u01b0\u1ee3ng coban cao gi\u00fap t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao.<\/p><p><strong>\u1ee8ng d\u1ee5ng<\/strong>: L\u00fd t\u01b0\u1edfng cho c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft hi\u1ec7u su\u1ea5t cao, bao g\u1ed3m l\u01b0\u1ee1i c\u01b0a, m\u00e1y khoan v\u00e0 m\u00e1y phay.<\/p><h2 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 l\u00fd t\u01b0\u1edfng cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n?<\/h2><p>L\u00e0 m\u1ed9t nh\u00e0 luy\u1ec7n kim gi\u00e0u kinh nghi\u1ec7m t\u1ea1i SteelPro Group, t\u00f4i \u0111\u00e3 gi\u00fap nhi\u1ec1u kh\u00e1ch h\u00e0ng \u0111i\u1ec1u h\u01b0\u1edbng quy tr\u00ecnh ph\u1ee9c t\u1ea1p \u0111\u1ec3 l\u1ef1a ch\u1ecdn th\u00e9p c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a h\u1ecd. Cho ph\u00e9p t\u00f4i chia s\u1ebb m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean c\u1ee7a chuy\u00ean gia \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n \u0111\u01b0a ra l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh:<\/p><h3 class=\"wp-block-heading\">\u0110\u00e1nh gi\u00e1 nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/h3><p>N\u1ebfu d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n s\u1ebd ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, h\u00e3y t\u1eadp trung v\u00e0o th\u00e9p gia c\u00f4ng n\u00f3ng nh\u01b0 H13. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, th\u00e9p gia c\u00f4ng ngu\u1ed9i nh\u01b0 D2 ho\u1eb7c O1 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p h\u01a1n.<\/p><h3 class=\"wp-block-heading\">\u0110\u00e1nh gi\u00e1 nhu c\u1ea7u ch\u1ed1ng m\u00e0i m\u00f2n<\/h3><p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn v\u1eadt li\u1ec7u m\u00e0i m\u00f2n ho\u1eb7c ma s\u00e1t l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, h\u00e3y \u01b0u ti\u00ean th\u00e9p c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao. C\u1ea5p D2 v\u00e0 M2 v\u01b0\u1ee3t tr\u1ed9i trong l\u0129nh v\u1ef1c n\u00e0y.<\/p><h3 class=\"wp-block-heading\">Xem x\u00e9t c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 b\u1ec1n<\/h3><p>N\u1ebfu d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng va \u0111\u1eadp ho\u1eb7c \u1ee9ng su\u1ea5t \u0111\u1ed9t ng\u1ed9t, h\u00e3y xem x\u00e9t c\u00e1c lo\u1ea1i th\u00e9p ch\u1ed1ng s\u1ed1c nh\u01b0 S7. C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y c\u00f3 \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u1ee9ng.<\/p><h3 class=\"wp-block-heading\">Y\u1ebfu t\u1ed1 trong kh\u1ea3 n\u0103ng gia c\u00f4ng<\/h3><p>H\u00e3y nh\u1edb r\u1eb1ng, m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p hi\u1ec7u su\u1ea5t cao c\u00f3 th\u1ec3 kh\u00f3 gia c\u00f4ng. N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p ho\u1eb7c chi ti\u1ebft tinh x\u1ea3o, h\u00e3y c\u00e2n nh\u1eafc c\u00e1c lo\u1ea1i nh\u01b0 O1 ho\u1eb7c A2, c\u00f3 kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t.<\/p><h3 class=\"wp-block-heading\">C\u00e2n b\u1eb1ng hi\u1ec7u su\u1ea5t v\u00e0 chi ph\u00ed<\/h3><p>M\u1eb7c d\u00f9 c\u00f3 th\u1ec3 h\u1ea5p d\u1eabn khi l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p c\u00f3 hi\u1ec7u su\u1ea5t cao nh\u1ea5t, nh\u01b0ng \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i c\u00e2n b\u1eb1ng gi\u1eefa hi\u1ec7u su\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed.&nbsp;<\/p><p>\u0110\u00f4i khi, m\u1ed9t lo\u1ea1i th\u00e9p t\u1ea7m trung c\u00f3 th\u1ec3 cung c\u1ea5p hi\u1ec7u su\u1ea5t \u0111\u1ee7 t\u1ed1t v\u1edbi m\u1ee9c gi\u00e1 h\u1ee3p l\u00fd h\u01a1n. M\u1ed9t lo\u1ea1i th\u00e9p ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n c\u00f3 th\u1ec3 c\u00f3 chi ph\u00ed ban \u0111\u1ea7u cao h\u01a1n nh\u01b0ng c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 v\u1ec1 tu\u1ed5i th\u1ecd d\u1ee5ng c\u1ee5 v\u00e0 gi\u1ea3m th\u1eddi gian ch\u1ebft.<\/p><h3 class=\"wp-block-heading\">Tham kh\u1ea3o \u00fd ki\u1ebfn chuy\u00ean gia<\/h3><p>M\u1ed7i d\u1ef1 \u00e1n \u0111\u1ec1u \u0111\u1ed9c \u0111\u00e1o. \u0110\u1eebng ng\u1ea7n ng\u1ea1i li\u00ean h\u1ec7 v\u1edbi c\u00e1c chuy\u00ean gia v\u1ec1 th\u00e9p c\u00f4ng c\u1ee5 nh\u01b0 nh\u00f3m c\u1ee7a ch\u00fang t\u00f4i t\u1ea1i SteelPro Group. Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 cung c\u1ea5p l\u1eddi khuy\u00ean ph\u00f9 h\u1ee3p v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n.<\/p><h2 class=\"wp-block-heading\">Ch\u1ecdn \u0111\u00fang lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a ch\u00fang t\u00f4i&nbsp;<\/h2><p>T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i cung c\u1ea5p nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. \u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i lu\u00f4n s\u1eb5n s\u00e0ng gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ho\u00e0n h\u1ea3o cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh\u2014cho d\u00f9 b\u1ea1n \u0111ang s\u1ea3n xu\u1ea5t d\u1ee5ng c\u1ee5 c\u1eaft, khu\u00f4n hay c\u00e1c th\u00e0nh ph\u1ea7n t\u00f9y ch\u1ec9nh. H\u00e3y \u0111\u1ec3 SteelPro Group h\u1ed7 tr\u1ee3 b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i v\u1edbi lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Genuine tool steel is a specially formulated steel alloy. These alloys maintain high hardness, strength, and wear resistance even under [&hellip;]<\/p>","protected":false},"author":12,"featured_media":20212,"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":[4293],"tags":[],"class_list":["post-20218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tool-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20218","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=20218"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20218\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/20212"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=20218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=20218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=20218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}