{"id":19799,"date":"2024-12-10T05:58:00","date_gmt":"2024-12-09T21:58:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=19799"},"modified":"2025-01-09T16:53:07","modified_gmt":"2025-01-09T08:53:07","slug":"w1","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/w1\/","title":{"rendered":"Th\u00e9p c\u00f4ng c\u1ee5 W1 t\u00f4i n\u01b0\u1edbc: T\u00ednh ch\u1ea5t, quy tr\u00ecnh v\u00e0 c\u00f4ng d\u1ee5ng"},"content":{"rendered":"<p>Th\u00e9p c\u00f4ng c\u1ee5 W1 l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi n\u1ebfu b\u1ea1n c\u1ea7n v\u1eadt li\u1ec7u v\u1eeba c\u1ee9ng v\u1eeba d\u1ec5 gia c\u00f4ng. N\u00f3 ho\u00e0n h\u1ea3o cho c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 l\u01b0\u1ee1i c\u1eaft, ch\u1ed1t v\u00e0 tr\u1ee5c, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n ch\u1eafc ch\u1eafn v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng nhanh.&nbsp;<\/p><p>Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 c\u00e1c t\u00ednh n\u0103ng ch\u00ednh, \u1ee9ng d\u1ee5ng v\u00e0 c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd nhi\u1ec7t cho th\u00e9p c\u00f4ng c\u1ee5 W1. Cho d\u00f9 b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u hay mu\u1ed1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a v\u1eadt li\u1ec7u \u0111a n\u0103ng n\u00e0y, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 W1 l\u00e0 g\u00ec?<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 l\u00e0 th\u00e9p cacbon cao g\u1ed3m 0,70\u20131,50% cacbon. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a nh\u00f3m th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng ngu\u1ed9i. W1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng d\u01b0\u1edbi d\u1ea1ng thanh khoan, thanh ho\u1eb7c tr\u00f2n v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 ASTM A686 v\u00e0 EN ISO 4957. \u0110\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t v\u00e0 \u0111\u1ed9 c\u1ee9ng cao, W1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 tr\u1ee5c, ch\u1ed1t, d\u1ee5ng c\u1ee5 r\u00e8n v\u00e0 d\u1ee5ng c\u1ee5 ch\u1ecbu m\u00e0i m\u00f2n ng\u1eafn h\u1ea1n.<\/p><h3 class=\"wp-block-heading\">Th\u00e9p c\u1ea5p W l\u00e0 g\u00ec?<\/h3><p>Th\u00e9p c\u1ea5p W l\u00e0 m\u1ed9t nh\u00f3m th\u00e9p c\u00f4ng c\u1ee5 t\u00f4i n\u01b0\u1edbc, ch\u1ee7 y\u1ebfu bao g\u1ed3m cacbon, v\u1edbi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim nh\u01b0 crom v\u00e0 vanadi. C\u00e1c c\u1ea5p ph\u1ed5 bi\u1ebfn bao g\u1ed3m W1, W2 v\u00e0 W3.<\/p><h3 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa th\u00e9p W1 v\u00e0 W2 l\u00e0 g\u00ec?<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 c\u00f3 h\u00e0m l\u01b0\u1ee3ng cacbon cao h\u01a1n (0,70\u20131,50%) so v\u1edbi W2 (0,90\u20131,10%), khi\u1ebfn W1 c\u1ee9ng h\u01a1n v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t h\u01a1n. Tuy nhi\u00ean, W2 c\u00f3 nhi\u1ec1u mangan h\u01a1n m\u1ed9t ch\u00fat, gi\u00fap t\u0103ng \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t. N\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n d\u01b0\u1edbi \u1ee9ng su\u1ea5t nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n W1.<\/p><h3 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa W1 v\u00e0 1095 l\u00e0 g\u00ec?<\/h3><p>Th\u00e9p W1 c\u00f3 h\u00e0m l\u01b0\u1ee3ng h\u1ee3p kim cao h\u01a1n (mangan, silic) n\u00ean c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 d\u1ebbo dai t\u1ed1t h\u01a1n, l\u00fd t\u01b0\u1edfng cho d\u1ee5ng c\u1ee5 gia c\u00f4ng ngu\u1ed9i. 1095 l\u00e0 lo\u1ea1i th\u00e9p cacbon \u0111\u01a1n gi\u1ea3n h\u01a1n, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m l\u01b0\u1ee1i dao v\u00e0 d\u1ee5ng c\u1ee5 c\u1eaft, c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi nh\u01b0ng \u0111\u1ed9 d\u1ebbo dai th\u1ea5p h\u01a1n so v\u1edbi W1.<\/p><h2 class=\"wp-block-heading\">C\u00e1c c\u1ea5p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><p>Sau \u0111\u00e2y l\u00e0 t\u1ed5ng quan h\u1eefu \u00edch v\u1ec1 c\u00e1c c\u1ea5p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1, \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn theo nhi\u1ec1u ti\u00eau chu\u1ea9n v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c nhau \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Ti\u00eau chu\u1ea9n<\/strong><\/td><td><strong>\u0110i\u1ec3m s\u1ed1<\/strong><\/td><\/tr><tr><td>Li\u00ean Hi\u1ec7p Qu\u1ed1c<\/td><td>T72301<\/td><\/tr><tr><td>SAE J437<\/td><td>W108, W109, WhO, W112<\/td><\/tr><tr><td>SAE J438<\/td><td>W108, W109, W110, W112<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n ISO 4957<\/td><td>1.1545 \/ C105U<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><p>Sau \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch th\u00e9p th\u00f4ng th\u01b0\u1eddng cho th\u00e9p c\u00f4ng c\u1ee5 W1, cho th\u1ea5y th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc ch\u00ednh x\u00e1c \u0111\u1ea3m b\u1ea3o th\u00e9p \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7n thi\u1ebft cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n:<\/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>0,70 \u2013 1,50<\/td><\/tr><tr><td>Mangan (Mn)<\/td><td>0,10 \u2013 0,40<\/td><\/tr><tr><td>Silic (Si)<\/td><td>0,10 \u2013 0,40<\/td><\/tr><tr><td>Crom (Cr)<\/td><td>0.15<\/td><\/tr><tr><td>Niken (Ni)<\/td><td>0.2<\/td><\/tr><tr><td>Molip\u0111en (Mo)<\/td><td>0.1<\/td><\/tr><tr><td>Vonfram (W)<\/td><td>0.15<\/td><\/tr><tr><td>Vanadi (V)<\/td><td>0.1<\/td><\/tr><tr><td>\u0110\u1ed3ng (Cu)<\/td><td>0.2<\/td><\/tr><tr><td>Ph\u1ed1t pho (P)<\/td><td>T\u1ed1i \u0111a 0,025<\/td><\/tr><tr><td>L\u01b0u hu\u1ef3nh (S)<\/td><td>T\u1ed1i \u0111a 0,025<\/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 W1<\/h2><p>Sau \u0111\u00e2y l\u00e0 b\u1ea3ng tham kh\u1ea3o nhanh v\u1ec1 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1 theo c\u1ea3 h\u1ec7 m\u00e9t v\u00e0 h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng Anh.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb m\u00e9t<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>T\u1ec9 tr\u1ecdng<\/td><td>7,83 g\/cm\u00b3<\/td><td>0,283 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1435\u00b0C<\/td><td>2615\u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>30\u201340 W\/m\u00b7K<\/td><td>17,5\u201323,0 BTU\u00b7ft\/h\u00b7ft\u00b2\u00b7\u00b0F<\/td><\/tr><tr><td>Nhi\u1ec7t dung ri\u00eang<\/td><td>0,48 J\/kg\u00b7K<\/td><td>0,115 BTU\/lb\u00b7\u00b0F<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf su\u1ea5t<\/td><td>0,0007 \u03a9\u00b7cm<\/td><td>0,0003 \u03a9\u00b7trong<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng (HRC)<\/td><td>50 HRC \u0111\u1ebfn 55 HRC<\/td><td>50 HRC \u0111\u1ebfn 55 HRC<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t<\/td><td>11\u201312 \u00b5m\/m\u00b7\u00b0C<\/td><td>6,1\u20136,7 \u00b5in\/in\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 W1<\/h2><p>B\u1ea3ng n\u00e0y cung c\u1ea5p th\u00f4ng tin so s\u00e1nh c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc ch\u00ednh c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1, gi\u00fap b\u1ea1n c\u00f3 c\u00e1i nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e9p.<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb m\u00e9t<\/strong><\/td><td><strong>\u0110\u01a1n v\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o t\u1ed1i \u0111a<\/td><td>1680MPa<\/td><td>244.000 psi<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>1500MPa<\/td><td>218.000 psi<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng (sau khi x\u1eed l\u00fd nhi\u1ec7t)<\/td><td>50\u201355 HRC<\/td><td>50\u201355 HRC<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp<\/td><td>10\u201320 J (Charpy V-notch)<\/td><td>7,4\u201314,8 ft-lb<\/td><\/tr><tr><td>M\u00f4 \u0111un kh\u1ed1i<\/td><td>~140 GPa<\/td><td>~20.000 kil\u00f4m\u00e9t<\/td><\/tr><tr><td>M\u00f4 \u0111un c\u1eaft<\/td><td>~80 GPa<\/td><td>~11.600 kil\u00f4m\u00e9t<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>200 GPa<\/td><td>29.000 kil\u00f4gam<\/td><\/tr><tr><td>T\u1ef7 s\u1ed1 Poisson (25\u00b0C)<\/td><td>0,27\u20130,30<\/td><td>0,27\u20130,30<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n m\u1ecfi<\/td><td>600MPa<\/td><td>87.000 psi<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><h3 class=\"wp-block-heading\">\u0110\u1ed9 c\u1ee9ng v\u01b0\u1ee3t tr\u1ed9i<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 c\u00f3 \u0111\u1ed9 c\u1ee9ng tuy\u1ec7t v\u1eddi do h\u00e0m l\u01b0\u1ee3ng carbon cao (0,70\u20131,50%), gi\u00fap ch\u1ed1ng m\u00e0i m\u00f2n cao. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft, tr\u1ee5c v\u00e0 ch\u1ed1t c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c ma s\u00e1t theo th\u1eddi gian.<\/p><ul class=\"wp-block-list\"><li><strong>Gi\u1edbi h\u1ea1n<\/strong>: \u0110\u1ed9 c\u1ee9ng t\u01b0\u01a1ng t\u1ef1 khi\u1ebfn W1 d\u1ec5 gi\u00f2n h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nh\u1eefng ph\u1ea7n d\u00e0y h\u01a1n, ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 n\u1ee9t ho\u1eb7c v\u1ee1 khi ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh ho\u1eb7c t\u1ea3i tr\u1ecdng s\u1ed1c.<\/li><\/ul><h3 class=\"wp-block-heading\">\u0110\u1ed9 b\u1ec1n v\u1eeba ph\u1ea3i cho \u1ee9ng su\u1ea5t th\u1ea5p \u0111\u1ebfn trung b\u00ecnh<\/h3><p>W1 mang l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng v\u1eefng ch\u1eafc gi\u1eefa \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo dai, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u1ee9ng su\u1ea5t v\u1eeba ph\u1ea3i ho\u1eb7c n\u01a1i v\u1eadt li\u1ec7u kh\u00f4ng ph\u1ea3i ch\u1ecbu t\u00e1c \u0111\u1ed9ng qu\u00e1 m\u1ee9c.<\/p><ul class=\"wp-block-list\"><li><strong>Gi\u1edbi h\u1ea1n<\/strong>:N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp cao, lo\u1ea1i th\u00e9p c\u1ee9ng h\u01a1n nh\u01b0 S7 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p h\u01a1n.&nbsp;<\/li><\/ul><h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n \u1ee7<\/h3><p>Th\u00e9p W1 t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 gia c\u00f4ng khi \u1edf tr\u1ea1ng th\u00e1i \u1ee7, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho c\u00e1c \u0111\u01b0\u1eddng c\u1eaft ch\u00ednh x\u00e1c ho\u1eb7c dung sai ch\u1eb7t ch\u1ebd.&nbsp;<\/p><ul class=\"wp-block-list\"><li><strong>Gi\u1edbi h\u1ea1n<\/strong>:So v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p c\u00f3 h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n nh\u01b0 1045, W1 kh\u00f3 gia c\u00f4ng h\u01a1n \u1edf d\u1ea1ng c\u1ee9ng.<\/li><\/ul><h3 class=\"wp-block-heading\">L\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc \u0111\u1ec3 x\u1eed l\u00fd nhi\u1ec7t hi\u1ec7u qu\u1ea3<\/h3><p>W1 l\u00e0 th\u00e9p l\u00e0m c\u1ee9ng b\u1eb1ng n\u01b0\u1edbc, c\u00f3 ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed b\u1eb1ng c\u00e1ch l\u00e0m ngu\u1ed9i b\u1eb1ng n\u01b0\u1edbc. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/p><ul class=\"wp-block-list\"><li><strong>Gi\u1edbi h\u1ea1n<\/strong>: Qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i nhanh c\u00f3 th\u1ec3 g\u00e2y cong v\u00eanh ho\u1eb7c bi\u1ebfn d\u1ea1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nh\u1eefng b\u1ed9 ph\u1eadn d\u00e0y h\u01a1n. So v\u1edbi th\u00e9p t\u00f4i b\u1eb1ng kh\u00f4ng kh\u00ed nh\u01b0 A2, W1 nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 k\u00edch th\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t.<\/li><\/ul><h2 class=\"wp-block-heading\">Ch\u1ebf t\u1ea1o v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><h3 class=\"wp-block-heading\">R\u00e8n v\u00e0 \u0111\u1ecbnh h\u00ecnh<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c r\u00e8n hi\u1ec7u qu\u1ea3 trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 <strong>1900\u00b0F \u0111\u1ebfn 1550\u00b0F<\/strong> (1038\u00b0C \u0111\u1ebfn 843\u00b0C). \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 tr\u00e1nh r\u00e8n d\u01b0\u1edbi <strong>1500\u00b0F<\/strong> (815\u00b0C), v\u00ec l\u00e0m nh\u01b0 v\u1eady c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a k\u1ebft c\u1ea5u th\u00e9p. Ngo\u00e0i ra, tr\u00e1nh qu\u00e1 nhi\u1ec7t v\u00ec nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ea1t v\u00e0 m\u1ea5t \u0111\u1ed9 d\u1ebbo dai.<\/p><p>W1 l\u00e0 <strong>kh\u00f3 h\u00ecnh th\u00e0nh<\/strong> do \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u00f3, nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh hi\u1ec7u qu\u1ea3 khi \u1edf trong <strong>tr\u1ea1ng th\u00e1i \u1ee7<\/strong>.<\/p><h3 class=\"wp-block-heading\">X\u1eed l\u00fd nhi\u1ec7t<\/h3><h4 class=\"wp-block-heading\">\u1ee6<\/h4><p>\u1ee6 l\u00e0m m\u1ec1m th\u00e9p c\u00f4ng c\u1ee5 W1, gi\u00fap gia c\u00f4ng d\u1ec5 d\u00e0ng h\u01a1n nhi\u1ec1u v\u00e0 gi\u00fap gi\u1ea3m b\u1edbt m\u1ecdi \u1ee9ng su\u1ea5t b\u00ean trong. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean n\u1ebfu b\u1ea1n \u0111\u1ecbnh gia c\u00f4ng tr\u01b0\u1edbc khi t\u00f4i.<\/p><ul class=\"wp-block-list\"><li><strong>S\u01b0\u1edfi \u1ea5m<\/strong>: L\u00e0m n\u00f3ng th\u00e9p \u0111\u1ebfn <strong>1350\u00b0F \u0111\u1ebfn 1450\u00b0F (732\u00b0C \u0111\u1ebfn 788\u00b0C)<\/strong>. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p th\u00e9p \u0111\u01b0\u1ee3c nung n\u00f3ng \u0111\u1ec1u.<\/li>\n\n<li><strong>Ng\u00e2m<\/strong>: Gi\u1eef th\u00e9p \u1edf nhi\u1ec7t \u0111\u1ed9 n\u00e0y trong kho\u1ea3ng <strong>1 \u0111\u1ebfn 2 gi\u1edd<\/strong>, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u.<\/li>\n\n<li><strong>L\u00e0m m\u00e1t<\/strong>: Sau khi ng\u00e2m, l\u00e0m ngu\u1ed9i th\u00e9p <strong>t\u1eeb t\u1eeb trong l\u00f2<\/strong> \u0111\u1ec3 tr\u00e1nh cong v\u00eanh, sau \u0111\u00f3 \u0111\u1ec3 ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m \u1ee9ng su\u1ea5t b\u00ean trong m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng th\u00e9p.<\/li><\/ul><h4 class=\"wp-block-heading\">L\u00e0m c\u1ee9ng<\/h4><p>\u0110\u00e2y l\u00e0 n\u01a1i th\u00e9p tr\u1edf n\u00ean c\u1ee9ng h\u01a1n v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t h\u01a1n, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n c\u1ea7n thi\u1ebft cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1eaft v\u00e0 gia c\u00f4ng.<\/p><ul class=\"wp-block-list\"><li><strong>L\u00e0m n\u00f3ng tr\u01b0\u1edbc<\/strong>: \u0110\u1ea7u ti\u00ean, nung n\u00f3ng th\u00e9p \u0111\u1ebfn kho\u1ea3ng <strong>1200\u00b0F (649\u00b0C)<\/strong> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o gia nhi\u1ec7t \u0111\u1ec1u tr\u01b0\u1edbc khi \u0111\u00f4ng c\u1ee9ng.<\/li>\n\n<li><strong>L\u00e0m c\u1ee9ng<\/strong>: Sau \u0111\u00f3, \u0111un n\u00f3ng n\u00f3 \u0111\u1ebfn <strong>1425\u00b0F \u0111\u1ebfn 1475\u00b0F (774\u00b0C \u0111\u1ebfn 802\u00b0C)<\/strong> trong kho\u1ea3ng <strong>30 ph\u00fat cho m\u1ed9t inch<\/strong> \u0111\u1ed9 d\u00e0y. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o nhi\u1ec7t th\u1ea5m ho\u00e0n to\u00e0n v\u00e0o v\u1eadt li\u1ec7u.<\/li>\n\n<li><strong>L\u00e0m ngu\u1ed9i<\/strong>: Khi b\u1ea1n \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 m\u1ee5c ti\u00eau, h\u00e3y l\u00e0m ngu\u1ed9i th\u00e9p nhanh ch\u00f3ng trong <strong>n\u01b0\u1edbc ho\u1eb7c n\u01b0\u1edbc mu\u1ed1i<\/strong> (n\u01b0\u1edbc mu\u1ed1i t\u1ed1t h\u01a1n \u0111\u1ec3 t\u1ea1o ra th\u00e9p c\u1ee9ng h\u01a1n). \u0110\u1ea3m b\u1ea3o l\u00e0m ngu\u1ed9i \u1edf nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p \u0111\u1ec3 tr\u00e1nh bi\u1ebfn d\u1ea1ng qu\u00e1 m\u1ee9c.<\/li><\/ul><h3 class=\"wp-block-heading\">L\u00e0m ngu\u1ed9i<\/h3><p>L\u00e0m ngu\u1ed9i l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3m \u0111\u1ed9 gi\u00f2n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng cu\u1ed1i c\u00f9ng. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n sau khi t\u00f4i \u0111\u1ec3 tinh ch\u1ec9nh c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a th\u00e9p.<\/p><ul class=\"wp-block-list\"><li>Sau khi l\u00e0m c\u1ee9ng, t\u00f4i th\u00e9p \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb <strong>300\u00b0F v\u00e0 1200\u00b0F (149\u00b0C \u0111\u1ebfn 649\u00b0C)<\/strong> d\u1ef1a tr\u00ean \u0111\u1ed9 c\u1ee9ng b\u1ea1n mu\u1ed1n \u0111\u1ea1t \u0111\u01b0\u1ee3c. Ng\u00e2m trong <strong>1 \u0111\u1ebfn 2 gi\u1edd<\/strong>, sau \u0111\u00f3 l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed.&nbsp;<\/li>\n\n<li>N\u1ebfu th\u00e9p ch\u1ecbu \u1ee9ng su\u1ea5t ho\u1eb7c bi\u1ebfn d\u1ea1ng qu\u00e1 m\u1ee9c trong qu\u00e1 tr\u00ecnh nung n\u00f3ng ho\u1eb7c l\u00e0m ngu\u1ed9i, c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n chu k\u1ef3 \u1ee7 th\u1ee9 hai. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 gi\u00f2n h\u01a1n n\u1eefa.<\/li><\/ul><h3 class=\"wp-block-heading\">Gia c\u00f4ng<\/h3><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 c\u00f3 <strong>kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t<\/strong>, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p c\u00f4ng c\u1ee5 c\u00f3 h\u00e0m l\u01b0\u1ee3ng carbon cao kh\u00e1c nh\u01b0 <strong>O1<\/strong> ho\u1eb7c <strong>A2<\/strong>, nh\u01b0ng kh\u00f3 gia c\u00f4ng h\u01a1n th\u00e9p cacbon th\u1ea5p. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c gia c\u00f4ng theo <strong>tr\u1ea1ng th\u00e1i \u1ee7<\/strong> \u0111\u1ec3 t\u0103ng t\u00ednh d\u1ec5 c\u1eaft. <strong>Th\u00e9p t\u1ed1c \u0111\u1ed9 cao ti\u00eau chu\u1ea9n (HSS)<\/strong> ho\u1eb7c <strong>c\u00f4ng c\u1ee5 cacbua<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c \u0111\u01b0\u1eddng c\u1eaft m\u1ecbn v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a d\u1ee5ng c\u1ee5.<\/p><h3 class=\"wp-block-heading\">H\u00e0n<\/h3><p>&nbsp;Th\u00e9p c\u00f4ng c\u1ee5 W1 l\u00e0 <strong>kh\u00f4ng d\u1ec5 h\u00e0n<\/strong> do h\u00e0m l\u01b0\u1ee3ng carbon cao, l\u00e0m t\u0103ng nguy c\u01a1 n\u1ee9t. N\u1ebfu c\u1ea7n h\u00e0n, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i l\u00e0m n\u00f3ng th\u00e9p tr\u01b0\u1edbc \u0111\u1ebfn kho\u1ea3ng <strong>500\u00b0F \u0111\u1ebfn 1200\u00b0F (260\u00b0C \u0111\u1ebfn 649\u00b0C)<\/strong> \u0111\u1ec3 gi\u1ea3m s\u1ed1c nhi\u1ec7t.&nbsp;<\/p><p>X\u1eed l\u00fd nhi\u1ec7t sau khi h\u00e0n, ch\u1eb3ng h\u1ea1n nh\u01b0 <strong>l\u00e0m d\u1ecbu ho\u1eb7c gi\u1ea3m c\u0103ng th\u1eb3ng<\/strong>, \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u.&nbsp;<\/p><h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ed9 ph\u1eadn gia c\u00f4ng v\u00e0 ch\u00ednh x\u00e1c trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4, m\u00e1y m\u00f3c v\u00e0 s\u1ea3n xu\u1ea5t. N\u00f3 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t quy m\u00f4 v\u1eeba v\u00e0 nh\u1ecf, n\u01a1i c\u1ea7n \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao.&nbsp;<\/p><h3 class=\"wp-block-heading\">D\u1ee5ng c\u1ee5 c\u1eaft<\/h3><p>W1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m <strong>thanh khoan<\/strong>, <strong>v\u00f2i n\u01b0\u1edbc<\/strong>, <strong>m\u00e1y doa<\/strong>, V\u00e0 <strong>ch\u1ebft<\/strong>, cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u1eef l\u01b0\u1ee1i tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cho c\u00e1c nhi\u1ec7m v\u1ee5 c\u1eaft n\u00f3i chung.<\/p><h3 class=\"wp-block-heading\">C\u00f4ng c\u1ee5 t\u1ea1o h\u00ecnh v\u00e0 \u0111\u1ecbnh h\u00ecnh<\/h3><p>N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho <strong>l\u01b0\u1ee1i dao<\/strong>, <strong>c\u1ea1nh c\u1eaft<\/strong>, V\u00e0 <strong>c\u00f4ng c\u1ee5 h\u00ecnh th\u1ee9c<\/strong> \u0111\u1ec3 \u0111\u1ecbnh h\u00ecnh c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 g\u1ed7, nh\u1ef1a v\u00e0 kim lo\u1ea1i m\u1ec1m, v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 s\u1eafc b\u00e9n ngay c\u1ea3 khi ch\u1ecbu l\u1ef1c v\u1eeba ph\u1ea3i.<\/p><h3 class=\"wp-block-heading\">\u0110\u1ea5m v\u00e0 Ch\u1ebft<\/h3><p>W1 l\u00e0 l\u00fd t\u01b0\u1edfng cho <strong>\u0111\u1ea5m<\/strong>, <strong>ch\u1ebft<\/strong>, V\u00e0 <strong>d\u1ee5ng c\u1ee5 d\u1eadp<\/strong> \u0111\u00f2i h\u1ecfi \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong <strong>\u00f4 t\u00f4<\/strong> V\u00e0 <strong>ng\u00e0nh s\u1ea3n xu\u1ea5t<\/strong>.<\/p><h3 class=\"wp-block-heading\">Jigs v\u00e0 \u0111\u1ed3 g\u00e1<\/h3><p>\u0110\u1ed9 b\u1ec1n c\u1ee7a th\u00e9p l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t cho <strong>\u0111\u1ed3 g\u00e1<\/strong>, <strong>\u0111\u1ed3 \u0111\u1ea1c<\/strong>, V\u00e0 <strong>d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng<\/strong> c\u1ea7n c\u1ea3 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/p><h3 class=\"wp-block-heading\">C\u00e1c \u1ee9ng d\u1ee5ng d\u1ee5ng c\u1ee5 kh\u00e1c<\/h3><p>W1 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho <strong>c\u00f4ng c\u1ee5 r\u00e8n<\/strong>, <strong>ghim<\/strong>, V\u00e0 <strong>tr\u1ee5c<\/strong> trong nhi\u1ec1u qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 c\u01a1 kh\u00ed kh\u00e1c nhau.<\/p><ul class=\"wp-block-list\"><li>Th\u00e9p W2 c\u00f3 t\u1ed1t \u0111\u1ec3 l\u00e0m dao kh\u00f4ng?<\/li><\/ul><p>C\u00f3, th\u00e9p W2 r\u1ea5t t\u1ed1t cho dao. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef c\u1ea1nh tuy\u1ec7t v\u1eddi, ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n, l\u00fd t\u01b0\u1edfng cho c\u00e1c l\u01b0\u1ee1i dao s\u1eafc, b\u1ec1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c m\u00e0 kh\u00f4ng b\u1ecb s\u1ee9t m\u1ebb.<\/p><h2 class=\"wp-block-heading\">S\u1ea3n ph\u1ea9m H\u00ecnh th\u1ee9c c\u1ee7a Th\u00e9p c\u00f4ng c\u1ee5 W1<\/h2><p>Th\u00e9p c\u00f4ng c\u1ee5 W1 c\u00f3 s\u1eb5n \u1edf nhi\u1ec1u d\u1ea1ng ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh linh ho\u1ea1t cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng ti\u00eau bi\u1ec3u c\u1ee7a ch\u00fang:<\/p><h3 class=\"wp-block-heading\">Thanh khoan<\/h3><p>C\u00f4ng d\u1ee5ng: L\u00fd t\u01b0\u1edfng cho vi\u1ec7c khoan v\u00e0 c\u1eaft ch\u00ednh x\u00e1c, thanh khoan W1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00e1c c\u00f4ng c\u1ee5, \u0111\u1ed3 g\u00e1 v\u00e0 \u0111\u1ed3 c\u1ed1 \u0111\u1ecbnh nh\u1ecf.&nbsp;<\/p><h3 class=\"wp-block-heading\">Thanh<\/h3><p>C\u00f4ng d\u1ee5ng: Thanh th\u00e9p c\u00f4ng c\u1ee5 W1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o khu\u00f4n, m\u0169i \u0111\u1ed9t v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft kh\u00e1c \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.&nbsp;<\/p><h3 class=\"wp-block-heading\">V\u00f2ng tr\u00f2n<\/h3><p>C\u00f4ng d\u1ee5ng: Thanh tr\u00f2n th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t tr\u1ee5c, ch\u1ed1t v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n h\u00ecnh tr\u1ee5 kh\u00e1c.&nbsp;<\/p><h2 class=\"wp-block-heading\">Ch\u1ecdn \u0111\u00fang lo\u1ea1i th\u00e9p d\u1ee5ng c\u1ee5 W1 cho nhu c\u1ea7u c\u1ee7a b\u1ea1n<\/h2><p>B\u1ea1n \u0111ang t\u00ecm ki\u1ebfm th\u00e9p c\u00f4ng c\u1ee5 W1 mang l\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t nh\u1ea5t qu\u00e1n cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n? T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i cung c\u1ea5p <strong>thanh khoan<\/strong>, <strong>thanh<\/strong>, V\u00e0 <strong>v\u00f2ng tr\u00f2n<\/strong> b\u1eb1ng th\u00e9p W1, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p nh\u01b0 ASTM A686 v\u00e0 EN ISO 4957.<\/p><p>Ngo\u00e0i c\u00e1c v\u1eadt li\u1ec7u cao c\u1ea5p, SteelPro Group c\u00f2n cung c\u1ea5p <strong>d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh k\u00edch th\u01b0\u1edbc, c\u1eaft ch\u00ednh x\u00e1c v\u00e0 x\u1eed l\u00fd nhi\u1ec7t theo y\u00eau c\u1ea7u<\/strong>. Ch\u00fang t\u00f4i c\u0169ng cung c\u1ea5p <strong>v\u1eadn chuy\u1ec3n nhanh ch\u00f3ng v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/strong> gi\u00fap b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a th\u00e9p W1, b\u1ea5t k\u1ec3 quy m\u00f4 hay \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a d\u1ef1 \u00e1n.<\/p><p>N\u1ebfu b\u1ea1n y\u00eau c\u1ea7u <a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/cr12mov\/\">Th\u00e9p c\u00f4ng c\u1ee5 D2<\/a> v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, SteelPro Group c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>W1 tool steel is a great choice if you need a material that\u2019s both tough and easy to machine. It [&hellip;]<\/p>","protected":false},"author":12,"featured_media":19798,"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-19799","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\/19799","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=19799"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/19799\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/19798"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=19799"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=19799"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=19799"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}