ASTM M42
Chemical composition(mass fraction)(wt.%)
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Mo(％) | V(%) | W(%) | Co(%) |
|---|---|---|---|---|---|---|---|---|---|
| 1.05-1.15 | 0.15-0.65 | 0.15-0.40 | ≤0.030 | ≤0.030 | 3.50-4.25 | 9.00-10.00 | 0.95-1.35 | 1.15-1.85 | 7.75-8.75 |
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