标准硬度块
重量(kg)
200±50HBS100±25HBS
80-88HRA85-95HRB20-30HRC35-55HRC60-70HRC
0.19
200±25HV5450±50HV5450±50HV10450±50HV30750±50HV10
89-91HR15N42-50HR30N75-80HR30N37-61HR45N87-93HR15T70-82HR30T
200±50HBS
1
175-225HBS
150 x 12 x 12
700-800HV1700-800HV0.5700-800HV0.2400-500HV0.2400-500HV0.1200-300HV0.1200-300HV0.05
0.03
790±40HLD
2.7
95±4HSD60±4HSD30±4HSD
0.39