1.4.1碳钢、合金钢硬度及强度换算值

表1-38碳钢、合金钢硬度与强度换算值硬度抗拉强度σb(MPa)洛氏表面洛氏维氏布氏(F/D2=30)碳钢铬钢铬钒钢铬镍钢铬钼钢铬镍钼钢铬锰硅钢超高强度钢不锈钢HRCHRAHR15NHR30NHR45NHVHBSHBW20.020.521.021.522.060.260.460.761.061.268.869.069.369.569.840.741.241. ......（本文共 5097 字 ）     [阅读本文] >>