ISO 18265 - 硬质合金的HV 50到HRA换算值
ISO 18265 - 硬质合金的HV 50到HRA换算值
国际标准ISO 18265-2013《金属材料-硬度值的换算》表E.2:硬质合金硬度对照表
维氏硬度
|
洛氏硬度
|
HV50
|
HRA
|
780
|
82.5
|
800
|
82.8
|
820
|
83.1
|
840
|
83.4
|
860
|
83.7
|
880
|
84
|
900
|
84.2
|
920
|
84.5
|
940
|
84.8
|
960
|
85.1
|
980
|
85.3
|
1000
|
85.6
|
1020
|
85.8
|
1040
|
86.1
|
1060
|
86.4
|
1080
|
86.6
|
1100
|
86.8
|
1120
|
87.1
|
1140
|
87.3
|
1160
|
87.6
|
1180
|
87.8
|
1200
|
88
|
1220
|
88.2
|
1240
|
88.4
|
1260
|
88.7
|
1280
|
88.9
|
1300
|
89.1
|
1320
|
89.3
|
1340
|
89.5
|
1360
|
89.7
|
1380
|
89.9
|
1400
|
90.1
|
1420
|
90.3
|
1440
|
90.5
|
1460
|
90.7
|
1480
|
90.9
|
1500
|
91
|
1520
|
91.2
|
1540
|
91.4
|
1560
|
91.6
|
1580
|
91.8
|
1600
|
91.9
|
1620
|
92.1
|
1640
|
92.3
|
1660
|
92.4
|
1680
|
92.6
|
1700
|
92.8
|
1720
|
92.9
|
1740
|
93.1
|
1760
|
93.2
|