{"id":20189,"date":"2025-01-04T06:55:00","date_gmt":"2025-01-03T22:55:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20189"},"modified":"2025-01-03T13:54:30","modified_gmt":"2025-01-03T05:54:30","slug":"p6","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/grades\/p6\/","title":{"rendered":"Th\u00e9p d\u1ee5ng c\u1ee5 P6 | T51606 | 1.2735 | Th\u00e9p khu\u00f4n h\u00e0m l\u01b0\u1ee3ng cacbon th\u1ea5p"},"content":{"rendered":"<p class=\"wp-block-paragraph\">SteelPro Group, m\u1ed9t c\u00f4ng ty h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi v\u1ec1 th\u00e9p cacbon, cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 P6 ch\u1ea5t l\u01b0\u1ee3ng cao, bao g\u1ed3m thanh, que, ph\u00f4i v\u00e0 r\u00e8n t\u00f9y ch\u1ec9nh. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho khu\u00f4n m\u1eabu, d\u1ee5ng c\u1ee5 c\u1eaft v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u00f4ng nghi\u1ec7p, th\u00e9p P6 c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p c\u00f4ng c\u1ee5 P6 l\u00e0 g\u00ec?<\/h2><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 P6, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 SAE P6, l\u00e0 th\u00e9p c\u00f4ng c\u1ee5 th\u1ea5m cacbon cacbon th\u1ea5p h\u1ee3p kim v\u1edbi crom v\u00e0 niken. N\u00f3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh t\u00f4i s\u00e2u v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh cao v\u1edbi l\u1ef1c t\u1eeb h\u00f3a th\u1ea5p. P6 k\u1ebft h\u1ee3p t\u1ed5n th\u1ea5t tr\u1ec5 cao v\u00e0 l\u1ef1c t\u1eeb h\u00f3a th\u1ea5p, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho h\u1ee3p kim t\u1eeb b\u00e1n c\u1ee9ng v\u00e0 t\u1eeb c\u1ee9ng. \u0110\u1ed9 gi\u00f2n c\u1ee7a n\u00f3 khi\u1ebfn n\u00f3 kh\u00f3 ch\u1ebf t\u1ea1o h\u01a1n so v\u1edbi v\u1eadt li\u1ec7u c\u00f3 l\u1ef1c kh\u00e1ng t\u1eeb cao.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p P6 T\u01b0\u01a1ng \u0110\u01b0\u01a1ng<\/h2><p class=\"wp-block-paragraph\">Sau \u0111\u00e2y l\u00e0 c\u00e1c c\u1ea5p \u0111\u1ed9 v\u00e0 ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng cho Th\u00e9p c\u00f4ng c\u1ee5 P6:<\/p><ul class=\"wp-block-list\"><li>Ti\u00eau chu\u1ea9n ASTM A681 P6<\/li>\n\n<li>GB Co45NiV4\/2J04<\/li>\n\n<li>UNS T51606<\/li>\n\n<li>Ti\u00eau chu\u1ea9n DIN 1.2735<\/li>\n\n<li>Ti\u00eau chu\u1ea9n JIS SKC31<\/li><\/ul><h2 class=\"wp-block-heading\">P6 S\u1ea3n ph\u1ea9m th\u00e9p c\u00f4ng c\u1ee5 h\u00ecnh th\u1ee9c v\u00e0 ph\u1ea1m vi cung c\u1ea5p<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>M\u1eabu s\u1ea3n ph\u1ea9m<\/strong><\/td><td><strong>Ph\u1ea1m vi k\u00edch th\u01b0\u1edbc (H\u1ec7 m\u00e9t)<\/strong><\/td><td><strong>Ph\u1ea1m vi k\u00edch th\u01b0\u1edbc (Anh)<\/strong><\/td><\/tr><tr><td rowspan=\"2\">Thanh<\/td><td>\u0110\u01b0\u1eddng k\u00ednh: 10 mm \u0111\u1ebfn 300 mm<\/td><td>0,39\u2033 \u0111\u1ebfn 11,81\u2033<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i: 1000 mm \u0111\u1ebfn 4000 mm<\/td><td>39,37\u2033 \u0111\u1ebfn 157,48\u2033<\/td><\/tr><tr><td rowspan=\"2\">Thanh<\/td><td>\u0110\u01b0\u1eddng k\u00ednh: 10 mm \u0111\u1ebfn 250 mm<\/td><td>0,39\u2033 \u0111\u1ebfn 9,84\u2033<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i: 1000 mm \u0111\u1ebfn 4000 mm<\/td><td>39,37\u2033 \u0111\u1ebfn 157,48\u2033<\/td><\/tr><tr><td rowspan=\"2\">Ph\u00f4i<\/td><td>M\u1eb7t c\u1eaft ngang: 50 mm x 50 mm \u0111\u1ebfn 300 mm x 300 mm<\/td><td>1,97\u2033 x 1,97\u2033 \u0111\u1ebfn 11,81\u2033 x 11,81\u2033<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i: 1000 mm \u0111\u1ebfn 4000 mm<\/td><td>39,37\u2033 \u0111\u1ebfn 157,48\u2033<\/td><\/tr><tr><td rowspan=\"2\">R\u00e8n<\/td><td>\u0110\u01b0\u1eddng k\u00ednh: 50 mm \u0111\u1ebfn 300 mm<\/td><td>1,97\u2033 \u0111\u1ebfn 11,81\u2033<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i: 1000 mm \u0111\u1ebfn 4000 mm<\/td><td>39,37\u2033 \u0111\u1ebfn 157,48\u2033<\/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 P6<\/h2><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>0.050 &#8211; 0.15 %<\/td><\/tr><tr><td>Crom (Cr)<\/td><td>1.25 &#8211; 1.75 %<\/td><\/tr><tr><td>S\u1eaft (Fe)<\/td><td>92.8 &#8211; 95 %<\/td><\/tr><tr><td>Mangan (Mn)<\/td><td>0.35 &#8211; 0.70 %<\/td><\/tr><tr><td>Niken (Ni)<\/td><td>3.25 &#8211; 3.75 %<\/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><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a th\u00e9p c\u00f4ng c\u1ee5 P6<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>Gi\u00e1 tr\u1ecb s\u1ed1 li\u1ec7u<\/strong><\/td><td><strong>Gi\u00e1 tr\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>T\u1ec9 tr\u1ecdng<\/td><td>7,85 g\/cc<\/td><td>0,284 lb\/in\u00b3<\/td><\/tr><tr><td>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td><td>1400 \u2013 1450 \u00b0C<\/td><td>2552 \u2013 2642 \u00b0F<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t<\/td><td>12,0 \u00b5m\/m\u00b7\u00b0C<\/td><td>6,67 \u00b5in\/in\u00b7\u00b0F<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td>20 \u2013 25 W\/m\u00b7K<\/td><td>13,8 \u2013 17,2 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 P6<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>T\u00e0i s\u1ea3n<\/strong><\/td><td><strong>Gi\u00e1 tr\u1ecb s\u1ed1 li\u1ec7u<\/strong><\/td><td><strong>Gi\u00e1 tr\u1ecb \u0110\u1ebf qu\u1ed1c<\/strong><\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>850 \u2013 1100MPa<\/td><td>123.000 \u2013 159.000 psi<\/td><\/tr><tr><td>S\u1ee9c ch\u1ecbu l\u1ef1c<\/td><td>600 \u2013 800MPa<\/td><td>87.000 \u2013 116.000 psi<\/td><\/tr><tr><td>\u0110\u1ed9 gi\u00e3n d\u00e0i<\/td><td>12 &#8211; 18 %<\/td><td>12 &#8211; 18 %<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng, Rockwell C<\/td><td>58 &#8211; 64<\/td><td>58 &#8211; 64<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp (Charpy V-notch)<\/td><td>10 \u2013 20J<\/td><td>7,4 \u2013 14,8 ft-lb<\/td><\/tr><tr><td>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/td><td>200 \u2013 250MPa<\/td><td>29.000 \u2013 36.250 psi<\/td><\/tr><tr><td>T\u1ef7 s\u1ed1 Poisson<\/td><td>0.27 &#8211; 0.30<\/td><td>0.27 &#8211; 0.30<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">S\u1ea3n xu\u1ea5t v\u00e0 quy tr\u00ecnh th\u00e9p c\u00f4ng c\u1ee5 P6<\/h2><h3 class=\"wp-block-heading\">R\u00e8n<\/h3><p class=\"wp-block-paragraph\">L\u00e0m n\u00f3ng v\u1eadt li\u1ec7u \u0111\u1ebfn 2150\u00b0F (1177\u00b0C) v\u00e0 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 trong 1 gi\u1edd \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng \u0111\u1ec1u. Trong qu\u00e1 tr\u00ecnh r\u00e8n, duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c tr\u00ean <strong>1850\u00b0F (1010\u00b0C)<\/strong> \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u.&nbsp;<\/p><p class=\"wp-block-paragraph\">Sau khi r\u00e8n, c\u1ea7n x\u1eed l\u00fd b\u1eb1ng dung d\u1ecbch \u0111\u1ec3 tinh ch\u1ec9nh c\u1ea5u tr\u00fac vi m\u00f4 v\u00e0 chu\u1ea9n b\u1ecb th\u00e9p cho qu\u00e1 tr\u00ecnh t\u00f4i luy\u1ec7n ti\u1ebfp theo.<\/p><h3 class=\"wp-block-heading\">X\u1eed l\u00fd nhi\u1ec7t<\/h3><p class=\"wp-block-paragraph\">B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch austenit h\u00f3a t\u1ea1i <strong>800\u00b0C \u0111\u1ebfn 850\u00b0C (1472\u00b0F \u0111\u1ebfn 1562\u00b0F)<\/strong>, ti\u1ebfp theo l\u00e0 l\u00e0m ngu\u1ed9i b\u1eb1ng d\u1ea7u \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng. \u0110\u1ec3 c\u00e2n b\u1eb1ng \u0111\u1ed9 d\u1ebbo dai v\u00e0 s\u1ee9c m\u1ea1nh, t\u00f4i luy\u1ec7n \u1edf <strong>150\u00b0C \u0111\u1ebfn 250\u00b0C (302\u00b0F \u0111\u1ebfn 482\u00b0F)<\/strong>.&nbsp;<\/p><p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1eeb t\u00ednh, quy tr\u00ecnh \u0111\u00f4ng l\u1ea1nh \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i austenit gi\u1eef l\u1ea1i c\u00f3 l\u1ee3i r\u1ea5t l\u1edbn.<\/p><h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/h3><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 P6 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t khi gia c\u00f4ng \u1edf tr\u1ea1ng th\u00e1i \u1ee7. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f3 h\u01a1n, vi\u1ec7c ho\u00e0n thi\u1ec7n h\u1ea7u h\u1ebft qu\u00e1 tr\u00ecnh gia c\u00f4ng tr\u01b0\u1edbc khi x\u1eed l\u00fd nhi\u1ec7t cu\u1ed1i c\u00f9ng l\u00e0 m\u1ed9t \u0111\u1ed9ng th\u00e1i th\u00f4ng minh \u0111\u1ec3 tr\u00e1nh nh\u1eefng th\u00e1ch th\u1ee9c kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p><p class=\"wp-block-paragraph\">Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean s\u1eed d\u1ee5ng c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft ch\u1ea5t l\u01b0\u1ee3ng cao, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1ee5ng c\u1ee5 cacbua ho\u1eb7c d\u1ee5ng c\u1ee5 tr\u00e1ng ph\u1ee7, c\u00f9ng v\u1edbi d\u00f2ng dung d\u1ecbch c\u1eaft \u1ed5n \u0111\u1ecbnh \u0111\u1ec3 gi\u1eef m\u1ecdi th\u1ee9 m\u00e1t v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1ec1 m\u1eb7t s\u1ea1ch, ch\u00ednh x\u00e1c.&nbsp;<\/p><h3 class=\"wp-block-heading\">H\u00e0n<\/h3><p class=\"wp-block-paragraph\">Th\u00e9p c\u00f4ng c\u1ee5 P6 l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 h\u00e0n b\u1eb1ng k\u1ef9 thu\u1eadt h\u00e0n n\u00f3ng ch\u1ea3y ho\u1eb7c h\u00e0n \u0111i\u1ec7n tr\u1edf. N\u00ean tr\u00e1nh h\u00e0n oxyacetylene v\u00ec c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn n\u1ee9t do v\u1eadt li\u1ec7u gi\u00f2n.&nbsp;<\/p><p class=\"wp-block-paragraph\">L\u00e0m n\u00f3ng tr\u01b0\u1edbc r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t nhi\u1ec7t v\u00e0 x\u1eed l\u00fd gi\u1ea3m \u1ee9ng su\u1ea5t sau khi h\u00e0n gi\u00fap duy tr\u00ec \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. \u0110\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u, ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean <strong>V\u1eadt li\u1ec7u \u0111\u1ed9n AWS E\/ER630<\/strong> \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ed1i h\u00e0n ch\u1eafc ch\u1eafn v\u00e0 b\u1ec1n l\u00e2u.<\/p><h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng th\u00e9p c\u00f4ng c\u1ee5 P6<\/h2><p class=\"wp-block-paragraph\">Trong nhi\u1ec1u n\u0103m qua, ch\u00fang t\u00f4i \u0111\u00e3 h\u1ee3p t\u00e1c ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 cung c\u1ea5p th\u00e9p P6 cao c\u1ea5p. D\u01b0\u1edbi \u0111\u00e2y, ch\u00fang t\u00f4i \u0111\u00e3 ph\u00e1c th\u1ea3o m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ee7a Th\u00e9p c\u00f4ng c\u1ee5 P6, d\u1ef1a tr\u00ean kinh nghi\u1ec7m s\u00e2u r\u1ed9ng c\u1ee7a ch\u00fang t\u00f4i trong l\u0129nh v\u1ef1c n\u00e0y.<\/p><ul class=\"wp-block-list\"><li><strong>L\u00e0m khu\u00f4n<\/strong>: Khu\u00f4n \u00e9p nh\u1ef1a, khu\u00f4n n\u00e9n, khu\u00f4n \u0111\u00fac khu\u00f4n.<\/li>\n\n<li><strong>D\u1ee5ng c\u1ee5 c\u1eaft<\/strong>: L\u01b0\u1ee1i c\u1eaft, dao \u0111\u1ed9t.<\/li>\n\n<li><strong>Linh ki\u1ec7n c\u00f4ng nghi\u1ec7p<\/strong>: Con l\u0103n, b\u00e1nh r\u0103ng, tr\u1ee5c, l\u00f2 xo.<\/li>\n\n<li><strong>C\u00f4ng c\u1ee5 r\u00e8n<\/strong>: Linh ki\u1ec7n cho quy tr\u00ecnh r\u00e8n \u00e1p su\u1ea5t cao.<\/li><\/ul><h2 class=\"wp-block-heading\">\u0110\u1ed1i t\u00e1c \u0111\u00e1ng tin c\u1eady c\u1ee7a b\u1ea1n v\u1ec1 th\u00e9p c\u00f4ng c\u1ee5 P6 hi\u1ec7u su\u1ea5t cao<\/h2><p class=\"wp-block-paragraph\">SteelPro Group cung c\u1ea5p Th\u00e9p c\u00f4ng c\u1ee5 P6 ch\u1ea5t l\u01b0\u1ee3ng cao \u1edf d\u1ea1ng thanh, que, ph\u00f4i v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n r\u00e8n ch\u00ednh x\u00e1c, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang theo nhu c\u1ea7u ch\u00ednh x\u00e1c c\u1ee7a b\u1ea1n. C\u00e1c d\u1ecbch v\u1ee5 c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m x\u1eed l\u00fd nhi\u1ec7t, x\u1eed l\u00fd \u0111\u00f4ng l\u1ea1nh, \u0111\u00e1nh b\u00f3ng v\u00e0 l\u1edbp ph\u1ee7 t\u00f9y ch\u1ec9nh \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t.&nbsp;<\/p><p class=\"wp-block-paragraph\">Ch\u00fang t\u00f4i c\u0169ng cung c\u1ea5p <a href=\"https:\/\/steelprogroup.com\/vi\/tool-steel\/w18cr4v\/\">Th\u00e9p d\u1ee5ng c\u1ee5 T1<\/a>. H\u00e3y li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i ngay h\u00f4m nay \u0111\u1ec3 \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 ho\u1eb7c th\u1ea3o lu\u1eadn v\u1ec1 gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n\u2014th\u00e0nh c\u00f4ng c\u1ee7a b\u1ea1n b\u1eaft \u0111\u1ea7u t\u1eeb ch\u00fang t\u00f4i!<\/p>","protected":false},"excerpt":{"rendered":"<p>SteelPro Group, a global leader in carbon steel, offers high-quality P6 Tool Steel products, including bars, rods, billets, and custom [&hellip;]<\/p>","protected":false},"author":12,"featured_media":20185,"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-20189","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\/20189","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=20189"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20189\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/20185"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=20189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=20189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=20189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}