SAE A 240 S31254
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.02 | |||
| Mn | 1.00 | |||
| Si | 0.80 | |||
| P | 0.03 | |||
| S | 0.01 | |||
| Cr | 19.50 | 20.50 | ||
| Ni | 17.50 | 18.50 | ||
| Mo | 6.00 | 6.50 | ||
| Cu | 0.50 | 1.00 | ||
| N | 0.18 | 0.22 |
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