AFNOR 1.4590
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.030 | |||
| Si | 1.00 | |||
| Mn | 1.00 | |||
| P | 0.040 | |||
| S | 0.015 | |||
| Cr | 16.00 | 17.50 | ||
| Mo | ||||
| Ni | ||||
| Nb | 0.35 | 0.55 | ||
| Zr | 7×(C+N)+0.15 |
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