SS 3.50-4.50
Chemical composition(mass fraction)(wt.%)
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Mo(％) | V(%) | W(%) | Co(%) |
|---|---|---|---|---|---|---|---|---|---|
| 1.35-1.45 | 0.25-0.50 | 0.20-0.40 | ≤0.030 | ≤0.030 | 3.70-4.40 | 3.40-3.80 | 3.40-3.80 | 3.40-3.80 | ≤0.030 |
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