GOST 20X12BHMΦ
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.17 | 0.23 | ||
| Si | 0.60 | |||
| Mn | 0.50 | 0.90 | ||
| P | 0.030 | |||
| S | 0.025 | |||
| Cr | 10.50 | 12.50 | ||
| Ni | 0.50 | 0.90 | ||
| Mo | 0.50 | 0.70 | ||
| W | 0.20 | |||
| Ti | ||||
| V | 0.15 | 0.30 |
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