C |
Mn |
Si |
Cr |
Ni |
Nb |
Mo |
Cu |
S |
P |
≤0.08 |
0.5
-2.5 |
≤0.90 |
18.0
-21.0 |
9.0
-11.0 |
8xC
-1.00 |
≤0.75 |
≤0.75 |
≤0.030 |
≤0.040 |