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硬度对照表(一)
硬度对照表(一)
根据德国标准DIN50150,以下是常用范围的钢材抗拉强度与维氏硬度、布氏硬度、洛氏硬度的对照表。

抗拉强度(Rm N/mm2)        维氏硬度(HV)                布氏硬度(HB)                洛氏硬度(HRC)
250                              80                               76.0                            -
270                              85                               80.7                            -
285                              90                               85.2                            -
305                              95                               90.2                            -
320                              100                             95.0                            -
335                              105                             99.8                            -
350                              110                             105                             -
370                              115                             109                             -
380                              120                             114                             -
400                              125                             119                             -
415                              130                             124                             -
430                              135                             128                             -
450                              140                             133                             -
465                              145                             138                             -
480                              150                             143                             -
490                              155                             147                             -
510                              160                             152                             -
530                              165                             156                             -
545                              170                             162                             -
560                              175                             166                             -
575                              180                             171                             -
595                              185                             176                             -
610                              190                             181                             -
625                              195                             185                             -
640                              200                             190                             -
660                              205                             195                             -
675                              210                             199                             -
690                              215                             204                             -
705                              220                             209                             -
720                              225                             214                             -
740                              230                             219                             -
抗拉强度(Rm N/mm2)        维氏硬度(HV)                布氏硬度(HB)                洛氏硬度(HRC)
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