BT42
Chemical composition(mass fraction)(wt.%)
| C(％) | Si(％) | Mn(％) | Cr(％) | Ni(％) | Mo(％) | V(%) | W(%) | Co(%) | Other(%) |
|---|---|---|---|---|---|---|---|---|---|
| 1.25-1.40 | ≤0.40 | ≤0.40 | 3.75-4.50 | ≤0.4 | 2.75-3.50 | 2.75-3.25 | 8.50-9.50 | 9.00-10.0 | Cu≤0.20,Sn≤0.05 |
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