GOST 15X5BΦ
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | |||
| Si | 0.30 | 0.60 | ||
| Mn | 0.50 | |||
| P | 0.030 | |||
| S | 0.025 | |||
| Cr | 4.50 | 6.00 | ||
| Ni | 0.60 | |||
| Mo | ||||
| W | 0.40 | 0.70 | ||
| Ti | 0.03 | |||
| V | 0.40 | 0.60 |
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