{"id":18368,"date":"2019-12-14T02:17:37","date_gmt":"2019-12-14T02:17:37","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=13865"},"modified":"2020-05-07T01:11:17","modified_gmt":"2020-05-07T01:11:17","slug":"what-is-low-alloy-structural-steel","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/thep-hop-kim-thap-la-gi\/","title":{"rendered":"Th\u00e9p k\u1ebft c\u1ea5u h\u1ee3p kim th\u1ea5p l\u00e0 g\u00ec"},"content":{"rendered":"
Th\u00e9p k\u1ebft c\u1ea5u h\u1ee3p kim th\u1ea5p d\u00f9ng \u0111\u1ec3 ch\u1ec9 th\u00e9p k\u1ebft c\u1ea5u h\u1ee3p kim c\u00f3 t\u1ed5ng th\u00e0nh ph\u1ea7n h\u1ee3p kim nh\u1ecf h\u01a1n 5%. H\u00e0m l\u01b0\u1ee3ng carbon c\u1ee7a lo\u1ea1i th\u00e9p n\u00e0y t\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u00e9p carbon th\u1ea5p, v\u00e0 n\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1edfi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng h\u00e0n. S\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3 cao h\u01a1n nhi\u1ec1u so v\u1edbi c\u00f9ng lo\u1ea1i th\u00e9p carbon. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c b\u00ecnh ch\u1ecbu \u00e1p l\u1ef1c, thi\u1ebft b\u1ecb h\u00f3a h\u1ecdc, n\u1ed3i h\u01a1i, c\u1ea7u, xe c\u1ed9, t\u00e0u v\u00e0 c\u00e1c k\u1ebft c\u1ea5u th\u00e9p l\u1edbn. C\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim nh\u01b0 mangan, silicon v\u00e0 molypden l\u00e0m t\u0103ng c\u01b0\u1eddng dung d\u1ecbch. Vanadi v\u00e0 niobi c\u00f3 th\u1ec3 tinh ch\u1ebf ng\u0169 c\u1ed1c v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai. Molypden c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng, c\u1ea5u tr\u00fac bainite v\u00e0 \u0111\u1ed9 b\u1ec1n nhi\u1ec7t.<\/p>\n\n\n\n