|
材料 |
硬度制
|
冲击装置
|
|||||
|
D/DC
|
D 15
|
C
|
G
|
E
|
DL
|
||
|
Steel and cast steel
钢和铸钢 |
HRC
|
～68.5
|
～67.9
|
～69.5
|
|
～70.7
|
～68.2
|
|
HRB
|
～99.6
|
|
|
～99.9
|
|
～99.9
|
|
|
HRA
|
～85.8
|
|
|
|
～88.0
|
|
|
|
HB
|
～651
|
～638
|
～683
|
～646
|
～663
|
～646
|
|
|
HV
|
～976
|
～937
|
～996
|
|
～1042
|
～950
|
|
|
HS
|
～99.5
|
～99.3
|
～102.1
|
|
～102.6
|
～96.8
|
|
|
锻钢
|
HS
|
～99.5
|
|
|
|
|
|
|
、ST
合金工具钢 |
HRC
|
～67.1
|
～68.2
|
～68.2
|
|
～70.2
|
|
|
HV
|
～898
|
～935
|
～941
|
|
～1009
|
|
|
|
Stainless steel
不锈钢 |
HRB
|
～101.7
|
|
|
|
|
|
|
HB
|
～655
|
|
|
|
|
|
|
|
HV
|
～802
|
|
|
|
|
|
|
|
GC. IRON
灰铸铁 |
HRC
|
|
|
|
|
|
|
|
HB
|
～334
|
|
|
～326
|
|
|
|
|
HV
|
|
|
|
|
|
|
|
|
、IRON
球墨铸铁 |
HRC
|
|
|
|
|
|
|
|
HB
|
～387
|
|
|
～364
|
|
|
|
|
HV
|
|
|
|
|
|
|
|
|
．ALUM
铸铝合金 |
HB
|
～164
|
|
～210
|
～168
|
|
|
|
HRB
|
～84.6
|
|
～85.0
|
～85.5
|
|
|
|
|
BRASS
铜锌合金 |
HB
|
～173
|
|
|
|
|
|
|
HRB
|
～95.3
|
|
|
|
|
|
|
|
铜锡(铝)合金
|
HB
|
～290
|
|
|
|
|
|
|
纯铜
|
HB
|
～315
|
|
|
|
|
|
