GOST H70MΦB
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.02 | |||
| Si | 0.10 | |||
| Mn | 0.50 | |||
| P | ||||
| S | ||||
| Cr | 0.30 | |||
| Ni | remaining | |||
| Mo | 25.00 | 27.00 | ||
| Al | ||||
| Ti | 0.15 | |||
| Fe | 0.80 | |||
| V | 1.40 | 1.70 | ||
| W | 0.10 | 0.45 |
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