GOST 20X13H4Γ9
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | 0.30 | ||
| Si | 0.80 | |||
| Mn | 8.00 | 10.00 | ||
| P | 0.050 | |||
| S | 0.025 | |||
| Cr | 12.00 | 14.00 | ||
| Ni | 3.70 | 4.70 | ||
| Mo | 0.30 | |||
| W | 0.30 | |||
| Ti | 0.20 |
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