{"id":19802,"date":"2024-12-10T05:50:00","date_gmt":"2024-12-09T21:50:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=19802"},"modified":"2025-02-06T18:17:15","modified_gmt":"2025-02-06T10:17:15","slug":"w2","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/w2\/","title":{"rendered":"Th\u00e9p c\u00f4ng c\u1ee5 W2: T\u00ednh ch\u1ea5t, c\u00f4ng d\u1ee5ng v\u00e0 c\u00e1ch x\u1eed l\u00fd nhi\u1ec7t"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 W2 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 c\u1ee9ng \u0111\u1eb7c bi\u1ec7t v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh s\u1eafc, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ch\u1ebf t\u1ea1o dao, \u0111\u1ee5c v\u00e0 nhi\u1ec1u d\u1ee5ng c\u1ee5 c\u1eaft kh\u00e1c nhau. Tuy nhi\u00ean, do h\u00e0m l\u01b0\u1ee3ng carbon cao n\u00ean n\u00f3 \u0111\u00f2i h\u1ecfi c\u00e1c k\u1ef9 thu\u1eadt x\u1eed l\u00fd nhi\u1ec7t ch\u00ednh x\u00e1c.<\/p><p class=\"wp-block-paragraph\">Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang t\u00f4i s\u1ebd \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ecdi th\u1ee9 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 th\u00e9p c\u00f4ng c\u1ee5 W2\u2014c\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3, quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u00e0 n\u00f3 th\u1ef1c s\u1ef1 v\u01b0\u1ee3t tr\u1ed9i. Cho d\u00f9 b\u1ea1n \u0111ang l\u00e0m dao hay c\u00f4ng c\u1ee5 c\u00f4ng nghi\u1ec7p, ch\u00fang t\u00f4i s\u1ebd gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t t\u1eeb v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t n\u00e0y.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p W2 l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 W2 l\u00e0 lo\u1ea1i th\u00e9p cacbon cao \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 c\u1ee9ng (l\u00ean \u0111\u1ebfn 62-65 HRC) v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 dao, \u0111\u1ee5c v\u00e0 \u0111\u1ee5c. N\u00f3 c\u00f3 d\u1ea1ng thanh v\u00e0 que v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ASTM A681. M\u1eb7c d\u00f9 n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 gi\u1eef c\u1ea1nh t\u1ed1t h\u01a1n th\u00e9p W1, nh\u01b0ng n\u00f3 gi\u00f2n h\u01a1n v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd nhi\u1ec7t ch\u00ednh x\u00e1c \u0111\u1ec3 tr\u00e1nh n\u1ee9t.<\/p><h3 class=\"wp-block-heading\">1095 so v\u1edbi W2 Steel<\/h3><p class=\"wp-block-paragraph\">Th\u00e9p 1095 c\u1ee9ng h\u01a1n v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec h\u01a1n nh\u01b0ng \u00edt ch\u1ed1ng m\u00e0i m\u00f2n h\u01a1n. Th\u00e9p W2, v\u1edbi nhi\u1ec1u th\u00e0nh ph\u1ea7n h\u1ee3p kim h\u01a1n, c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh t\u1ed1t h\u01a1n nh\u01b0ng gi\u00f2n h\u01a1n v\u00e0 c\u1ea7n x\u1eed l\u00fd nhi\u1ec7t c\u1ea9n th\u1eadn.&nbsp;<\/p><h2 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W2<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>Ph\u1ea1m vi th\u00e0nh ph\u1ea7n<\/strong><\/td><\/tr><tr><td>Cacbon (C)<\/td><td>0.60% &#8211; 1.40%<\/td><\/tr><tr><td>Crom (Cr)<\/td><td>0.10% &#8211; 0.40%<\/td><\/tr><tr><td>S\u1eaft (Fe)<\/td><td>97.2% &#8211; 99.1%<\/td><\/tr><tr><td>Mangan (Mn)<\/td><td>0.15%<\/td><\/tr><tr><td>Ph\u1ed1t pho (P)<\/td><td>\u2264 0,030%<\/td><\/tr><tr><td>Silic (Si)<\/td><td>0.10% &#8211; 0.40%<\/td><\/tr><tr><td>L\u01b0u hu\u1ef3nh (S)<\/td><td>\u2264 0,030%<\/td><\/tr><tr><td>Vanadi (V)<\/td><td>0.15% &#8211; 0.35%<\/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 W2<\/h2><figure class=\"wp-block-table\"><table><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>7,85g\/cm\u00b3<\/td><td>0,284 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1.450\u00b0C<\/td><td>2.642\u00b0F<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>210 GPa<\/td><td>30,5 x 10\u2076 psi<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>40 W\/m\u00b7K<\/td><td>23,2 BTU\/gi\u1edd\u00b7ft\u00b7\u00b0F<\/td><\/tr><tr><td>Nhi\u1ec7t dung ri\u00eang<\/td><td>0,46 J\/kg\u00b7K<\/td><td>0,11 BTU\/lb\u00b7\u00b0F<\/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 W2<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc<\/strong><\/td><td><strong>H\u1ec7 m\u00e9t<\/strong><\/td><td><strong>\u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o, T\u1ed1i \u0111a<\/td><td>1800MPa<\/td><td>261.000 psi<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o, \u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>1625MPa<\/td><td>236.000 psi<\/td><\/tr><tr><td>\u0110\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t<\/td><td>7.00%<\/td><td>7.00%<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>205 GPa<\/td><td>29,7 MPa<\/td><\/tr><tr><td>M\u00f4 \u0111un kh\u1ed1i<\/td><td>160 GPa<\/td><td>23,2 MPa<\/td><\/tr><tr><td>T\u1ef7 s\u1ed1 Poisson<\/td><td>0.28<\/td><td>0.28<\/td><\/tr><tr><td>Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/td><td>40%<\/td><td>40%<\/td><\/tr><tr><td>M\u00f4 \u0111un c\u1eaft<\/td><td>80,0 GPa<\/td><td>11,6 MPi<\/td><\/tr><\/tbody><\/table><\/figure><ul class=\"wp-block-list\"><li><em>Kh\u1ea3 n\u0103ng gia c\u00f4ng d\u1ef1a tr\u00ean th\u00e9p AISI 1212 = 100%.<\/em><\/li><\/ul><h2 class=\"wp-block-heading\">\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W2<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 W2 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi h\u00e0m l\u01b0\u1ee3ng carbon cao, gi\u00fap n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng \u1ea5n t\u01b0\u1ee3ng v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft nh\u01b0 dao v\u00e0 \u0111\u1ee5c \u0111\u00f2i h\u1ecfi \u0111\u1ed9 s\u1eafc b\u00e9n v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/p><h3 class=\"wp-block-heading\">\u0110\u1ed9 c\u1ee9ng cao<\/h3><p class=\"wp-block-paragraph\">W2 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng cao (62-65 HRC) th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng carbon \u0111\u00e1ng k\u1ec3, t\u1ea1o th\u00e0nh c\u00e1c cacbua c\u1ee9ng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t. \u0110\u1ed9 c\u1ee9ng cao n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 l\u00e0m t\u1eeb W2 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc b\u00e9n v\u00e0 t\u00ednh to\u00e0n v\u1eb9n v\u1ec1 m\u1eb7t c\u1ea5u tr\u00fac ngay c\u1ea3 khi s\u1eed d\u1ee5ng nhi\u1ec1u l\u1ea7n v\u00e0 li\u00ean t\u1ee5c.<\/p><h3 class=\"wp-block-heading\">\u0110\u1ed9 b\u1ec1n t\u1ed1t<\/h3><p class=\"wp-block-paragraph\">Trong khi W2 c\u1ef1c k\u1ef3 c\u1ee9ng, \u0111\u1ed9 d\u1ebbo dai c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c duy tr\u00ec nh\u1edd th\u00e0nh ph\u1ea7n h\u1ee3p kim c\u00e2n b\u1eb1ng. Khi \u0111\u1ed9 c\u1ee9ng v\u01b0\u1ee3t qu\u00e1 63 HRC, \u0111\u1ed9 d\u1ebbo dai gi\u1ea3m, khi\u1ebfn th\u00e9p d\u1ec5 b\u1ecb gi\u00f2n h\u01a1n. X\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng ph\u00f9 h\u1ee3p.<\/p><h3 class=\"wp-block-heading\">Gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi<\/h3><p class=\"wp-block-paragraph\">W2 c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi nh\u1edd h\u00e0m l\u01b0\u1ee3ng cacbon v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim cao nh\u01b0 crom v\u00e0 mangan. C\u00e1c nguy\u00ean t\u1ed1 n\u00e0y t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh s\u1eafc l\u00e2u h\u01a1n c\u1ee7a th\u00e9p, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1eaft li\u00ean t\u1ee5c.&nbsp;<\/p><h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u1eeba ph\u1ea3i<\/h3><p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 th\u00e9p c\u00f4ng c\u1ee5 W2 c\u00f3 ch\u1ee9a crom, cung c\u1ea5p m\u1ed9t s\u1ed1 m\u1ee9c \u0111\u1ed9 ch\u1ed1ng \u0103n m\u00f2n, nh\u01b0ng n\u00f3 kh\u00f4ng ch\u1ed1ng g\u1ec9 v\u00e0 \u0103n m\u00f2n t\u1ed1t nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c th\u00e9p c\u00f4ng c\u1ee5 c\u00f3 h\u00e0m l\u01b0\u1ee3ng crom cao. \u0110\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c kh\u1eafc nghi\u1ec7t, vi\u1ec7c b\u1ea3o d\u01b0\u1ee1ng th\u01b0\u1eddng xuy\u00ean, ch\u1eb3ng h\u1ea1n nh\u01b0 tra d\u1ea7u, l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p><h2 class=\"wp-block-heading\">X\u1eed l\u00fd nhi\u1ec7t th\u00e9p c\u00f4ng c\u1ee5 W2<\/h2><p class=\"wp-block-paragraph\">Khi n\u00f3i \u0111\u1ebfn th\u00e9p c\u00f4ng c\u1ee5 W2, x\u1eed l\u00fd nhi\u1ec7t l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 bi\u1ebfn n\u00f3 th\u00e0nh v\u1eadt li\u1ec7u hi\u1ec7u su\u1ea5t cao m\u00e0 t\u1ea5t c\u1ea3 ch\u00fang ta \u0111\u1ec1u \u0111\u00e1nh gi\u00e1 cao. H\u00e3y c\u00f9ng ph\u00e2n t\u00edch quy tr\u00ecnh theo c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u \u0111\u1ec3 gi\u00fap b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a lo\u1ea1i th\u00e9p tuy\u1ec7t v\u1eddi n\u00e0y.<\/p><h3 class=\"wp-block-heading\">Chu\u1ea9n h\u00f3a: Chu\u1ea9n b\u1ecb th\u00e9p<\/h3><p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi th\u00e9p c\u00f4ng c\u1ee5 W2 c\u00f3 th\u1ec3 tr\u1edf n\u00ean si\u00eau c\u1ee9ng, n\u00f3 c\u1ea7n ph\u1ea3i <strong>\u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a<\/strong>. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap l\u00e0m m\u1ecbn c\u1ea5u tr\u00fac h\u1ea1t v\u00e0 gi\u1ea3i ph\u00f3ng m\u1ecdi \u1ee9ng su\u1ea5t c\u00f3 th\u1ec3 c\u00f3 trong th\u00e9p. V\u1ec1 c\u01a1 b\u1ea3n, n\u00f3 chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u cho giai \u0111o\u1ea1n l\u00e0m c\u1ee9ng.&nbsp;<\/p><p class=\"wp-block-paragraph\">Trong b\u01b0\u1edbc n\u00e0y, W2 \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ebfn kho\u1ea3ng <strong>1.650\u00b0F (898\u00b0C)<\/strong> v\u00e0 sau \u0111\u00f3 l\u00e0m ngu\u1ed9i ch\u1eadm. Chu tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i m\u1ed9t v\u00e0i l\u1ea7n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u00e9p \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 s\u1eb5n s\u00e0ng cho giai \u0111o\u1ea1n ti\u1ebfp theo.<\/p><h3 class=\"wp-block-heading\">L\u00e0m c\u1ee9ng: L\u00e0m cho n\u00f3 m\u1ea1nh m\u1ebd v\u00e0 s\u1eafc n\u00e9t<\/h3><p class=\"wp-block-paragraph\">Trong b\u01b0\u1edbc n\u00e0y, th\u00e9p W2 \u0111\u01b0\u1ee3c nung n\u00f3ng \u0111\u1ebfn kho\u1ea3ng <strong>1.450\u00b0F (788\u00b0C) <\/strong>v\u00e0 gi\u1eef \u1edf \u0111\u00f3 trong v\u00e0i ph\u00fat. Nhi\u1ec7t \u0111\u1ed9 cho ph\u00e9p th\u00e9p \u0111\u1ea1t \u0111\u1ed9 c\u1ee9ng ho\u00e0n to\u00e0n, sau \u0111\u00f3 nhanh ch\u00f3ng l\u00e0m ngu\u1ed9i trong d\u1ea7u (th\u01b0\u1eddng l\u00e0 d\u1ea7u Parks 50).&nbsp;<\/p><p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i nhanh n\u00e0y kh\u00f3a ch\u1eb7t \u0111\u1ed9 c\u1ee9ng, mang l\u1ea1i cho W2 kh\u1ea3 n\u0103ng \u0111\u00e1ng kinh ng\u1ea1c trong vi\u1ec7c gi\u1eef \u0111\u01b0\u1ee3c c\u1ea1nh s\u1eafc. Sau b\u01b0\u1edbc n\u00e0y, b\u1ea1n s\u1ebd c\u00f3 m\u1ed9t lo\u1ea1i th\u00e9p c\u00f3 \u0111\u1ed9 c\u1ee9ng kho\u1ea3ng <strong>64-65 HRC<\/strong> (\u0110\u1ed9 c\u1ee9ng Rockwell), l\u00fd t\u01b0\u1edfng \u0111\u1ec3 c\u1eaft d\u1ee5ng c\u1ee5 v\u00e0 dao.<\/p><h3 class=\"wp-block-heading\">T\u00f4i luy\u1ec7n: T\u00ecm s\u1ef1 c\u00e2n b\u1eb1ng ho\u00e0n h\u1ea3o<\/h3><p class=\"wp-block-paragraph\">T\u00f4i luy\u1ec7n l\u00e0 c\u00e1ch l\u00e0m cho th\u00e9p b\u1edbt gi\u00f2n h\u01a1n m\u1ed9t ch\u00fat, trong khi v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng. Gi\u1ed1ng nh\u01b0 cho th\u00e9p ngh\u1ec9 ng\u01a1i m\u1ed9t ch\u00fat \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 \u0111\u1ee7 c\u1ee9ng \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c n\u1eb7ng m\u00e0 kh\u00f4ng b\u1ecb g\u00e3y.&nbsp;<\/p><p class=\"wp-block-paragraph\">Th\u00e9p \u0111\u01b0\u1ee3c nung n\u00f3ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n (kho\u1ea3ng<strong> 300\u00b0F \u0111\u1ebfn 650\u00b0F<\/strong>) trong v\u00e0i gi\u1edd, v\u00e0 \u0111i\u1ec1u n\u00e0y<strong> c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c hai l\u1ea7n<\/strong>. T\u00f4i luy\u1ec7n c\u00e0ng nhi\u1ec1u th\u00ec th\u00e9p c\u00e0ng m\u1ec1m, nh\u01b0ng c\u0169ng b\u1ec1n h\u01a1n v\u00e0 \u00edt b\u1ecb n\u1ee9t h\u01a1n.<\/p><h2 class=\"wp-block-heading\">C\u00e1c d\u1ea1ng s\u1ea3n ph\u1ea9m c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W2<\/h2><h3 class=\"wp-block-heading\">Thanh tr\u00f2n<\/h3><ul class=\"wp-block-list\"><li>\u0110\u01b0\u1eddng k\u00ednh: <strong>10 mm \u0111\u1ebfn 300 mm <\/strong>(<strong>0,4 inch \u0111\u1ebfn 12 inch<\/strong>).<\/li>\n\n<li>Chi\u1ec1u d\u00e0i: &nbsp; <strong>2 m\u00e9t \u0111\u1ebfn 6 m\u00e9t<\/strong> (<strong>6,5 feet \u0111\u1ebfn 20 feet<\/strong>)<\/li><\/ul><h3 class=\"wp-block-heading\">Thanh vu\u00f4ng<\/h3><ul class=\"wp-block-list\"><li>K\u00edch c\u1ee1: <strong>10 mm \u0111\u1ebfn 100 mm<\/strong> (<strong>0,4 inch \u0111\u1ebfn 4 inch<\/strong>).<\/li>\n\n<li>Chi\u1ec1u d\u00e0i: <strong>2 m\u00e9t \u0111\u1ebfn 6 m\u00e9t<\/strong> (<strong>6,5 feet \u0111\u1ebfn 20 feet<\/strong>).<\/li><\/ul><h3 class=\"wp-block-heading\">Thanh ph\u1eb3ng<\/h3><ul class=\"wp-block-list\"><li>\u0110\u1ed9 d\u00e0y: <strong>5 mm \u0111\u1ebfn 50 mm<\/strong> (<strong>0,2 inch \u0111\u1ebfn 2 inch<\/strong>).<\/li>\n\n<li>Chi\u1ec1u r\u1ed9ng: <strong>20 mm \u0111\u1ebfn 300 mm<\/strong> (<strong>0,8 inch \u0111\u1ebfn 12 inch<\/strong>).<\/li><\/ul><h3 class=\"wp-block-heading\">Thanh<\/h3><ul class=\"wp-block-list\"><li>\u0110\u01b0\u1eddng k\u00ednh: <strong>10 mm \u0111\u1ebfn 100 mm<\/strong> (<strong>0,4 inch \u0111\u1ebfn 4 inch<\/strong>)<\/li>\n\n<li>Chi\u1ec1u d\u00e0i: <strong>1 m\u00e9t \u0111\u1ebfn 3 m\u00e9t<\/strong> (<strong>3,3 feet \u0111\u1ebfn 10 feet<\/strong>).<\/li><\/ul><p class=\"wp-block-paragraph\"><strong>T\u1eadp \u0111o\u00e0n SteelPro<\/strong> c\u00f3 th\u1ec3 cung c\u1ea5p nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 W2. N\u1ebfu b\u1ea1n c\u00f3 <strong>y\u00eau c\u1ea7u k\u00edch th\u01b0\u1edbc t\u00f9y ch\u1ec9nh<\/strong> ngo\u00e0i ph\u1ea1m vi tr\u00ean, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng ch\u00fang! Ngo\u00e0i ra, ch\u00fang t\u00f4i cung c\u1ea5p <strong>x\u1eed l\u00fd nhi\u1ec7t<\/strong>, <strong>nghi\u1ec1n<\/strong>,<strong> \u0111\u00e1nh b\u00f3ng<\/strong>, V\u00e0<strong> d\u1ecbch v\u1ee5 c\u1eaft<\/strong> \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p><h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W2<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 W2 n\u1ed5i b\u1eadt v\u1edbi hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1eaft, nh\u1edd \u0111\u1ed9 c\u1ee9ng \u1ea5n t\u01b0\u1ee3ng, kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u00e1ng tin c\u1eady. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c c\u00f4ng c\u1ee5 \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/p><h3 class=\"wp-block-heading\">Dao v\u00e0 L\u01b0\u1ee1i dao<\/h3><p class=\"wp-block-paragraph\">W2 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t dao hi\u1ec7u su\u1ea5t cao, bao g\u1ed3m dao s\u0103n v\u00e0 dao b\u1ecf t\u00fai. Kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh s\u1eafc trong th\u1eddi gian d\u00e0i khi\u1ebfn n\u00f3 tr\u1edf n\u00ean ho\u00e0n h\u1ea3o cho c\u00e1c nhi\u1ec7m v\u1ee5 c\u1eaft ch\u00ednh x\u00e1c.&nbsp;<\/p><h3 class=\"wp-block-heading\">L\u01b0\u1ee1i c\u1eaft c\u00f4ng nghi\u1ec7p cho m\u1ee5c \u0111\u00edch c\u1eaft n\u1eb7ng<\/h3><p class=\"wp-block-paragraph\">W2 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u01b0\u1ee1i dao c\u00f4ng nghi\u1ec7p \u0111\u1ec3 c\u1eaft c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 kim lo\u1ea1i, nh\u1ef1a v\u00e0 g\u1ed7. \u0110\u1ed9 c\u1ee9ng cao v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh cho ph\u00e9p c\u00e1c l\u01b0\u1ee1i dao n\u00e0y ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi s\u1eed d\u1ee5ng li\u00ean t\u1ee5c, khi\u1ebfn W2 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft trong m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t, n\u01a1i \u0111\u1ed9 b\u1ec1n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng.<\/p><h3 class=\"wp-block-heading\">\u0110\u1ee5c v\u00e0 \u0110\u1ea5m<\/h3><p class=\"wp-block-paragraph\">W2 l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho \u0111\u1ee5c, \u0111\u1ee5c v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 kh\u00e1c c\u1ea7n ch\u1ed1ng bi\u1ebfn d\u1ea1ng trong khi v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc b\u00e9n. \u0110\u1ed9 c\u1ee9ng cao gi\u00fap c\u00e1c d\u1ee5ng c\u1ee5 n\u00e0y lu\u00f4n s\u1eafc b\u00e9n khi va \u0111\u1eadp m\u1ea1nh, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 gia c\u00f4ng kim lo\u1ea1i, ch\u1ebf bi\u1ebfn g\u1ed7 v\u00e0 ch\u1ea1m kh\u1eafc \u0111\u00e1.<\/p><h3 class=\"wp-block-heading\">D\u1ee5ng c\u1ee5 gia c\u00f4ng ngu\u1ed9i<\/h3><p class=\"wp-block-paragraph\">W2 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i nh\u01b0 khu\u00f4n, khu\u00f4n \u0111\u00fac v\u00e0 c\u00f4ng c\u1ee5 d\u1eadp. Trong c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a W2 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u1ee9ng su\u1ea5t l\u1eb7p \u0111i l\u1eb7p l\u1ea1i v\u00e0 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c m\u00e0 kh\u00f4ng b\u1ecb suy gi\u1ea3m ho\u1eb7c m\u1ea5t \u0111\u1ed9 s\u1eafc b\u00e9n, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4 v\u00e0 s\u1ea3n xu\u1ea5t.<\/p><ul class=\"wp-block-list\"><li>Th\u00e9p W2 c\u00f3 t\u1ed1t cho dao kh\u00f4ng?<\/li><\/ul><p class=\"wp-block-paragraph\">C\u00f3, th\u00e9p W2 r\u1ea5t tuy\u1ec7t v\u1eddi cho dao. N\u00f3 gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc b\u00e9n t\u1ed1t, c\u1ee9ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng cao khi x\u1eed l\u00fd nhi\u1ec7t \u0111\u00fang c\u00e1ch. M\u1eb7c d\u00f9 c\u00f3 th\u1ec3 h\u01a1i kh\u00f3 m\u00e0i, nh\u01b0ng n\u00f3 s\u1ebd t\u1ea1o ra l\u1edbp g\u1ec9 \u0111\u1eb9p theo th\u1eddi gian, t\u0103ng th\u00eam t\u00ednh c\u00e1ch cho l\u01b0\u1ee1i dao.<\/p><h2 class=\"wp-block-heading\">B\u1ea1n \u0111ang t\u00ecm lo\u1ea1i th\u00e9p d\u1ee5ng c\u1ee5 W2 ch\u1ea5t l\u01b0\u1ee3ng cao?&nbsp;<\/h2><p class=\"wp-block-paragraph\">Ch\u00fang t\u00f4i \u0111\u00e3 b\u1ea3o v\u1ec7 b\u1ea1n! Th\u00e9p W2 c\u1ee7a ch\u00fang t\u00f4i c\u00f3 s\u1eb5n \u1edf d\u1ea1ng thanh v\u00e0 que, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. Cho d\u00f9 b\u1ea1n \u0111ang ch\u1ebf t\u1ea1o dao, l\u01b0\u1ee1i dao c\u00f4ng nghi\u1ec7p hay d\u1ee5ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i, ch\u00fang t\u00f4i \u0111\u1ec1u cung c\u1ea5p v\u1eadt li\u1ec7u ch\u00ednh x\u00e1c \u0111\u1ec3 gi\u00fap b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi. Ch\u00fang t\u00f4i c\u0169ng cung c\u1ea5p <a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/w18cr4v\/\">S\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 T1<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean bi\u1ec7t cho gia c\u00f4ng t\u1ed1c \u0111\u1ed9 cao.<\/p><p class=\"wp-block-paragraph\">D\u1ecbch v\u1ee5 c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m:<\/p><ul class=\"wp-block-list\"><li>Ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n, t\u1eeb dao \u0111\u1ebfn c\u00e1c c\u00f4ng c\u1ee5 h\u1ea1ng n\u1eb7ng<\/li>\n\n<li>H\u01b0\u1edbng d\u1eabn chuy\u00ean gia v\u1ec1 x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u<\/li>\n\n<li>V\u1eadn chuy\u1ec3n nhanh ch\u00f3ng v\u00e0 \u0111\u00e1ng tin c\u1eady, v\u1edbi d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng<\/li><\/ul><p class=\"wp-block-paragraph\">Ch\u00fang t\u00f4i \u1edf \u0111\u00e2y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c th\u00e9p W2 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh, \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 v\u00e0 d\u1ecbch v\u1ee5 h\u00e0ng \u0111\u1ea7u trong m\u1ecdi b\u01b0\u1edbc th\u1ef1c hi\u1ec7n!<\/p><p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>W2 tool steel is known for its exceptional hardness and ability to retain a sharp edge, which makes it an [&hellip;]<\/p>","protected":false},"author":12,"featured_media":19797,"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-19802","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\/19802","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=19802"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/19802\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/19797"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=19802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=19802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=19802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}