4.3.5.2 钢的硬度和抗拉强度换算对照表^[17](表2-4-11)

表2-4-11硬度抗拉强度,MPa洛氏表面洛氏维氏布氏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不分钢种HRCHRAHR15NHR30NHR45NHVHB30D2d102d54d2.5mm70.069.569.068.568.067.567.066.566.065.586.686.386.185.885.585.285.084.784.484.1　　　1037101799 ......（本文共 8091 字 ）     [阅读本文] >>