SAE A 240 S40945
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.03 | |||
| Mn | 1.00 | |||
| Si | 1.00 | |||
| P | 0.04 | |||
| S | 0.03 | |||
| Cr | 10.50 | 11.70 | ||
| Ni | 0.50 | |||
| Mo | ||||
| Nb | 0.18 | 0.40 | ||
| Ti | 0.05 | 0.20 | ||
| N | 0.03 |
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