{"id":20216,"date":"2025-01-07T11:14:00","date_gmt":"2025-01-07T03:14:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20216"},"modified":"2025-01-07T15:09:55","modified_gmt":"2025-01-07T07:09:55","slug":"shock-resisting","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/vi\/tool-steel\/types\/shock-resisting\/","title":{"rendered":"Th\u00e9p c\u00f4ng c\u1ee5 ch\u1ed1ng va \u0111\u1eadp: T\u1ed5ng quan v\u1ec1 S1, S2, S5, S6, S7"},"content":{"rendered":"

Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i th\u00e9p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 ch\u1ecbu \u0111\u01b0\u1ee3c va \u0111\u1eadp v\u00e0 m\u00e0i m\u00f2n li\u00ean t\u1ee5c. Th\u00e9p ch\u1ed1ng va \u0111\u1eadp mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ea7n thi\u1ebft cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 r\u00e8n v\u00e0 khai th\u00e1c. T\u1ea1i SteelPro Group, ch\u00fang t\u00f4i gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p l\u00fd t\u01b0\u1edfng \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd.<\/p>

Th\u00e9p ch\u1ed1ng va \u0111\u1eadp l\u00e0 g\u00ec?<\/h2>

Th\u00e9p ch\u1ed1ng va \u0111\u1eadp l\u00e0 th\u00e9p c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ea5p th\u1ee5 c\u00e1c t\u00e1c \u0111\u1ed9ng \u0111\u1ed9t ng\u1ed9t m\u00e0 kh\u00f4ng b\u1ecb g\u00e3y. N\u00f3 c\u00f3 \u0111\u1ed9 b\u1ec1n \u0111\u1eb7c bi\u1ec7t (16-22 ft-lbs) v\u00e0 \u0111\u1ed9 c\u1ee9ng t\u1ed1t (50-58 HRC). C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m c\u00e1c c\u00f4ng c\u1ee5 t\u00e1c \u0111\u1ed9ng, khu\u00f4n r\u00e8n v\u00e0 thi\u1ebft b\u1ecb khai th\u00e1c.<\/p>

\u0110\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo AISI S-series (S1 \u0111\u1ebfn S7), th\u00e9p ch\u1ed1ng va \u0111\u1eadp c\u00f3 \u0111\u1ed9 c\u1ee9ng kh\u00e1c nhau. S1, S5 v\u00e0 S6 \u0111\u01b0\u1ee3c t\u00f4i b\u1eb1ng d\u1ea7u, trong khi S2 \u0111\u01b0\u1ee3c t\u00f4i b\u1eb1ng n\u01b0\u1edbc v\u00e0 S7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed, m\u1eb7c d\u00f9 c\u00e1c ph\u1ea7n l\u1edbn h\u01a1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f4i b\u1eb1ng d\u1ea7u \u0111\u1ec3 c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u1ed1t h\u01a1n.<\/p>

T\u00ednh ch\u1ea5t ch\u00ednh c\u1ee7a th\u00e9p ch\u1ed1ng va \u0111\u1eadp<\/h2>

C\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim<\/strong>: Ch\u1ee9a 1-2% silicon, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t \u0111\u00e0n h\u1ed3i. C\u0169ng bao g\u1ed3m 0,3-0,5% molypden \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n nhi\u1ec7t \u0111\u1ed9 cao.<\/p>

\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp cao<\/strong>: Gi\u00e1 tr\u1ecb va \u0111\u1eadp Charpy V-notch l\u00e0 15-20 ft-lbs (20-27 J) \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. Ch\u1ecbu va \u0111\u1eadp t\u1ed1t h\u01a1n th\u00e9p c\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c ngu\u1ed9i.<\/p>

\u0110\u1ed9 c\u1ee9ng tuy\u1ec7t v\u1eddi<\/strong>: C\u00f3 th\u1ec3 x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ebfn \u0111\u1ed9 c\u1ee9ng 50-58 HRC (thang \u0111\u1ed9 Rockwell C).<\/p>

Ch\u1ed1ng m\u00e0i m\u00f2n<\/strong>:\u0110\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1eb1ng c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim nh\u01b0 molypden, crom v\u00e0 mangan, mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u0169ng nh\u01b0 ch\u1ed1ng va \u0111\u1eadp t\u1ed1t.<\/p>

Kh\u1ea3 n\u0103ng ch\u1ecbu m\u1ecfi nhi\u1ec7t<\/strong>: C\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c chu k\u1ef3 nhi\u1ec7t l\u1eb7p \u0111i l\u1eb7p l\u1ea1i l\u00ean \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 500\u00b0C (932\u00b0F) m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u00ednh ch\u1ea5t.<\/p>

Tr\u1ecb gi\u00e1<\/strong>:Chi ph\u00ed cao h\u01a1n th\u00e9p c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n do s\u1eed d\u1ee5ng c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim cao c\u1ea5p (molypden, crom) v\u00e0 quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t chuy\u00ean bi\u1ec7t. <\/p>

T\u1ed5ng quan v\u1ec1 c\u00e1c lo\u1ea1i th\u00e9p ch\u1ed1ng va \u0111\u1eadp<\/h2>

C\u00e1c lo\u1ea1i th\u00e9p ch\u1ed1ng va \u0111\u1eadp c\u00f3 ph\u01b0\u01a1ng ph\u00e1p t\u00f4i kh\u00e1c nhau, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng. V\u00ed d\u1ee5, S1 v\u00e0 S5 c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ed1t cho c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 \u0111\u1ee5c, trong khi S7, v\u1edbi qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng b\u1eb1ng kh\u00ed, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u01b0 \u0111\u1ee5c.<\/p>

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u00f3m t\u1eaft c\u00e1c \u0111i\u1ec3m ch\u00ednh v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang.<\/p>

C\u1ea5p<\/strong><\/td>Ph\u01b0\u01a1ng ph\u00e1p d\u1eadp t\u1eaft<\/strong><\/td>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/strong><\/td>\u1ee8ng d\u1ee5ng<\/strong><\/td><\/tr>
S1<\/td>L\u00e0m ngu\u1ed9i b\u1eb1ng d\u1ea7u<\/td>\u0110\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u1eeba ph\u1ea3i<\/td>\u0110\u1ee5c, b\u00faa, khu\u00f4n nh\u1ecf<\/td><\/tr>
S2<\/td>L\u00e0m ngu\u1ed9i b\u1eb1ng n\u01b0\u1edbc<\/td>\u0110\u1ed9 c\u1ee9ng cao h\u01a1n, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n<\/td>Thi\u1ebft b\u1ecb khai th\u00e1c, \u1ed5 bi, m\u00e1y \u0111\u1ee5c l\u1edbn<\/td><\/tr>
S5<\/td>L\u00e0m ngu\u1ed9i b\u1eb1ng d\u1ea7u<\/td>\u0110\u1ed9 b\u1ec1n cao h\u01a1n, h\u00e0m l\u01b0\u1ee3ng molypden cao h\u01a1n<\/td>Khu\u00f4n d\u1eadp ch\u1ecbu l\u1ef1c, d\u1ee5ng c\u1ee5 c\u00f4ng nghi\u1ec7p<\/td><\/tr>
S6<\/td>L\u00e0m ngu\u1ed9i b\u1eb1ng d\u1ea7u<\/td>\u0110\u1ed9 b\u1ec1n cao, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi<\/td>Khu\u00f4n r\u00e8n, d\u1ee5ng c\u1ee5 \u0111\u1ed9t d\u1eadp<\/td><\/tr>
S7<\/td>L\u00e0m c\u1ee9ng b\u1eb1ng kh\u00f4ng kh\u00ed (l\u00e0m c\u1ee9ng b\u1eb1ng d\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c ph\u1ea7n l\u1edbn)<\/td>Kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1ed1c, \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi<\/td>\u0110\u1ea5m n\u1eb7ng, l\u01b0\u1ee1i c\u1eaft, khu\u00f4n l\u1edbn<\/td><\/tr><\/tbody><\/table><\/figure>

Th\u00e9p SVCM l\u00e0 g\u00ec?<\/h3>

th\u00e9p SVCM<\/strong> l\u00e0 th\u00e9p c\u00f4ng c\u1ee5 ch\u1ed1ng s\u1ed1c \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t th\u00f4ng qua Khu\u00f4n \u0111\u00fac cacbon ch\u00e2n kh\u00f4ng l\u01b0u hu\u1ef3nh (SVCM)<\/strong> qu\u00e1 tr\u00ecnh. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u00fac th\u00e9p trong m\u1ed9t ch\u00e2n kh\u00f4ng<\/strong> \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 th\u00eam v\u00e0o l\u01b0u hu\u1ef3nh<\/strong> \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ea1o ra th\u00e9p c\u00f3 c\u1ea5u tr\u00fac vi m\u00f4 tinh t\u1ebf, c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/p>

Th\u00e9p SVCM th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00f4ng c\u1ee5 hi\u1ec7u su\u1ea5t cao<\/strong> ch\u1eb3ng h\u1ea1n nh\u01b0 khu\u00f4n m\u1eabu<\/strong>, ch\u1ebft<\/strong>, V\u00e0 d\u1ee5ng c\u1ee5 c\u1eaft<\/strong> \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, va \u0111\u1eadp v\u00e0 \u1ee9ng su\u1ea5t nhi\u1ec7t cao. <\/p>

Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c lo\u1ea1i th\u00e9p ch\u1ed1ng va \u0111\u1eadp<\/h2>
\u0110i\u1ec3m s\u1ed1<\/strong><\/td>Li\u00ean Hi\u1ec7p Qu\u1ed1c<\/strong><\/td>C%<\/strong><\/td>Si %<\/strong><\/td>V%<\/strong><\/td>Cr %<\/strong><\/td>Mn%<\/strong><\/td>Ni %<\/strong><\/td>M\u00d4 %<\/strong><\/td>W%<\/strong><\/td><\/tr>
S1<\/td>T41901<\/td>0.40 – 0.55<\/td>0.15 – 1.20<\/td>0.15 – 0.30<\/td>1.00 – 1.80<\/td>0.10 – 0.40<\/td><0,30<\/td><0,50<\/td>1,50\u20133,00<\/td><\/tr>
S2<\/td>T41902<\/td>0.40 – 0.55<\/td>0.90 – 1.20<\/td><0,50<\/td>–<\/td>0.30 – 0.50<\/td><0,30<\/td>0.30 – 0.60<\/td>–<\/td><\/tr>
S3<\/td>T41903<\/td>0.5<\/td>2<\/td>–<\/td>0.74<\/td>–<\/td>–<\/td>–<\/td>1<\/td><\/tr>
S4<\/td>T41904<\/td>0.4 – 0.65<\/td>1.75 – 2.25<\/td>0.35<\/td>0.35<\/td>0.60 – 0.90<\/td>–<\/td>–<\/td>–<\/td><\/tr>
S5<\/td>T41905<\/td>0.50 – 0.65<\/td>1.75 – 2.25<\/td><0,35<\/td><0,50<\/td>0.60 – 1.00<\/td>–<\/td>0.20 – 1.35<\/td>–<\/td><\/tr>
S6<\/td>T41906<\/td>0.40 – 0.50<\/td>2.00 – 2.50<\/td>0.20 – 0.40<\/td>1.20 – 1.50<\/td>1.20 – 1.50<\/td>–<\/td>0.30 – 0.50<\/td>–<\/td><\/tr>
S7<\/td>T41907<\/td>0.45 – 0.55<\/td>0.20 – 1.00<\/td>0.20 – 0.30<\/td>3.00 – 3.50<\/td>0.20 – 0.90<\/td>–<\/td>1.30 – 1.80<\/td>–<\/td><\/tr><\/tbody><\/table><\/figure>

Cacbon (C)<\/strong>: T\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n. M\u1ee9c \u0111\u1ed9 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t (0,40\u20130,65%) c\u00e2n b\u1eb1ng \u0111\u1ed9 c\u1ee9ng v\u1edbi \u0111\u1ed9 d\u1ebbo dai, ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng gi\u00f2n.<\/p>

Silic (Si)<\/strong>: C\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai, kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i. Gi\u00fap duy tr\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 ng\u0103n ng\u1eeba s\u1ef1 t\u00f4i luy\u1ec7n \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>

Molip\u0111en (Mo)<\/strong>: T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n. C\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 gi\u00fap duy tr\u00ec \u0111\u1ed9 d\u1ebbo dai sau c\u00e1c chu k\u1ef3 nhi\u1ec7t.<\/p>

Crom (Cr)<\/strong>: T\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0103n m\u00f2n, c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t c\u1ee7a th\u00e9p.<\/p>

Mangan (Mn)<\/strong>: C\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai v\u00e0 ng\u0103n ng\u1eeba gi\u00f2n, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t, \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp t\u1ed1t h\u01a1n.<\/p>

Th\u00e9p ch\u1ed1ng va \u0111\u1eadp \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h2>

V\u1edbi \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp li\u00ean t\u1ee5c \u0111\u1eb7c bi\u1ec7t, th\u00e9p ch\u1ed1ng s\u1ed1c s\u1eb5n s\u00e0ng gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c kh\u00f3 kh\u0103n nh\u1ea5t c\u1ee7a b\u1ea1n. H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 xem lo\u1ea1i th\u00e9p n\u00e0y th\u1ef1c s\u1ef1 t\u1ecfa s\u00e1ng \u1edf \u0111\u00e2u:<\/p>

  • C\u00f4ng c\u1ee5 t\u00e1c \u0111\u1ed9ng<\/strong>: B\u00faa, \u0111\u1ee5c, \u0111\u1ed9t v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn d\u1ee5ng c\u1ee5 kh\u00ed n\u00e9n.<\/li>\n\n
  • Thi\u1ebft b\u1ecb r\u00e8n<\/strong>: Khu\u00f4n, \u0111\u1ea7u khu\u00f4n v\u00e0 khu\u00f4n \u00e9p \u0111\u1ec3 t\u1ea1o h\u00ecnh kim lo\u1ea1i.<\/li>\n\n
  • Khai th\u00e1c v\u00e0 khai th\u00e1c \u0111\u00e1<\/strong>: M\u0169i khoan, b\u1ed9 ph\u1eadn m\u00e1y nghi\u1ec1n \u0111\u00e1 v\u00e0 r\u0103ng m\u00e1y \u0111\u00e0o.<\/li>\n\n
  • M\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p<\/strong>: L\u01b0\u1ee1i c\u1eaft, tr\u1ee5c c\u00e1n v\u00e0 tr\u1ee5c \u00e9p.<\/li>\n\n
  • M\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p<\/strong>: L\u01b0\u1ee1i c\u1eaft, tr\u1ee5c c\u00e1n v\u00e0 tr\u1ee5c \u00e9p.<\/li><\/ul>

    Th\u00e9p ch\u1ed1ng s\u1ed1c<\/h2>

    SteelPro Group cung c\u1ea5p th\u00e9p ch\u1ed1ng s\u1ed1c S1, S2, S5, S6 v\u00e0 S7 ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd cho c\u00e1c c\u00f4ng c\u1ee5 c\u1ee7a b\u1ea1n. V\u1edbi h\u1ee3p kim ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t, ch\u00fang t\u00f4i cung c\u1ea5p th\u00e9p \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u qu\u1ea3 chi ph\u00ed c\u1ee7a b\u1ea1n. H\u00e3y c\u00f9ng nhau x\u00e2y d\u1ef1ng th\u00e0nh c\u00f4ng c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"

    Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i th\u00e9p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 ch\u1ecbu \u0111\u01b0\u1ee3c va \u0111\u1eadp v\u00e0 m\u00e0i m\u00f2n li\u00ean t\u1ee5c. Th\u00e9p ch\u1ed1ng s\u1ed1c mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 [\u2026]<\/p>","protected":false},"author":12,"featured_media":20211,"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":[4302,4293],"tags":[],"class_list":["post-20216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-types","category-tool-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20216","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=20216"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/posts\/20216\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media\/20211"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/media?parent=20216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/categories?post=20216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/vi\/wp-json\/wp\/v2\/tags?post=20216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}