SAE A 959 S31266
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.030 | |||
| Si | 1.00 | |||
| Mn | 2.00 | 4.00 | ||
| P | 0.035 | |||
| S | 0.02 | |||
| Cr | 23.0 | 25.0 | ||
| Ni | 21.0 | 24.0 | ||
| Mo | 5.00 | 7.00 | ||
| Cu | 0.50 | 3.00 | ||
| N | 0.35 | 0.60 | ||
| W | 1.00 | 3.00 |
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