BT2①
Chemical composition(mass fraction)(wt.%)
C(%) | Si(%) | Mn(%) | Cr(%) | V(%) | W(%) | Co(%) |
---|---|---|---|---|---|---|
0.75-0.85 | ≤0.40 | ≤0.40 | 3.75-4.50 | 1.75-2.05 | 17.5-18.5 | ≤0.60 |
C(%) | Si(%) | Mn(%) | Cr(%) | V(%) | W(%) | Co(%) |
---|---|---|---|---|---|---|
0.75-0.85 | ≤0.40 | ≤0.40 | 3.75-4.50 | 1.75-2.05 | 17.5-18.5 | ≤0.60 |