AFNOR NC15Fe7TA
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.80 | |||
| Si | 0.50 | |||
| Mn | 1.00 | |||
| P | 0.015 | |||
| S | 0.015 | |||
| Cr | 14.00 | 17.00 | ||
| Ni | remaining | |||
| Mo | 0.50 | |||
| Fe | 5.00 | 9.00 | ||
| Al | 0.40 | 1.00 | ||
| Ti | 2.25 | 2.75 | ||
| Nb+Ta | 0.70 | 1.20 | ||
| Co | 1.00 | |||
| Cu | 0.50 |
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