GOST H70MΦ
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.05 | |||
| Si | 0.20 | |||
| Mn | 0.50 | |||
| P | 0.020 | |||
| S | 0.020 | |||
| Cr | 0.30 | |||
| Ni | remaining | |||
| Mo | 25.00 | 29.00 | ||
| Al | ||||
| Ti | 0.15 | |||
| Fe | 0.80 | |||
| V | 1.40 | 1.70 |
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