BM4
Chemical composition(mass fraction)(wt.%)
C(%) | Si(%) | Mn(%) | Cr(%) | Ni(%) | Mo(%) | V(%) | W(%) | Co(%) | Other(%) |
---|---|---|---|---|---|---|---|---|---|
1.25-1.40 | ≤0.40 | ≤0.40 | ≤1.00 | ≤0.40 | 4.25-5.00 | 3.75-4.25 | 5.75-6.50 | ≤1.00 | Cu≤0.20,Sn≤0.05 |
C(%) | Si(%) | Mn(%) | Cr(%) | Ni(%) | Mo(%) | V(%) | W(%) | Co(%) | Other(%) |
---|---|---|---|---|---|---|---|---|---|
1.25-1.40 | ≤0.40 | ≤0.40 | ≤1.00 | ≤0.40 | 4.25-5.00 | 3.75-4.25 | 5.75-6.50 | ≤1.00 | Cu≤0.20,Sn≤0.05 |