元素 |
C |
Si |
Mn |
S |
P |
Cr |
V |
Mo |
含量(%) |
0.37~0.42 |
0.80~1.20 |
0.20~0.50 |
0.025max |
0.005max |
4.75~5.50 |
0.80~1.20 |
1.10~1.75 |
相当于 |
JIS SKD61 |
AISI H13 |