主要特点
说明                               测量硬度范围                         尺寸
布氏标准硬度块           200±50 HBS                     100X80X16MM
                                       100±25 HBS                    

洛氏标准硬度块            80-88HRA                       60 X 40 X 10MM
                                       85-95HRB
                                       20-30HRC
                                       35-55HRC
                                       60-70HRC
              



价格便宜