UNS D-H 400
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.23 | |||
| Si | 0.45 | |||
| Mn | 0.30 | |||
| P | ||||
| S | ||||
| Ni | 0.40 | |||
| Cr | 2.80 | |||
| Al | ||||
| Cu | ||||
| Ti | ||||
| Fe | remaining | |||
| Mo | 0.50 | |||
| Co | ||||
| V | 0.75 | |||
| W | 0.50 |
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