序号 |
冲击装置类型 |
标准里氏硬度块硬度值 |
示值误差 |
示值重复性 |
1 |
D |
760±30HLD530±40HLD |
±5HLD±8HLD |
5HLD8HLD |
2 |
DC |
760±30HLDC530±40HLDC |
±5HLDC±8HLDC |
5HLD8HLD |
3 |
DL |
878±30HLDL736±40HLDL |
±12HLDL |
12HLDL |
4 |
D+15 |
766±30HLD+15544±40HLD+15 |
±12HLD+15 |
12HLD+15 |
5 |
G |
590±40HLG500±40HLG |
±12HLG |
12HLG |
6 |
E |
725±30HLE508±40HLE |
±12HLE |
12HLE |
7 |
C |
822±30HLC590±40HLC |
±12HLC |
12HLC |