GB GH1140
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.06 | 0.12 | ||
| Cr | 20.0 | 23.0 | ||
| Mo | 2.00 | 2.50 | ||
| Ni | 35.0 | 40.0 | ||
| W | 1.40 | 1.80 | ||
| Al | 0.20 | 0.60 | ||
| Ti | 0.70 | 1.20 | ||
| Si | 0.80 | 0.70 | ||
| P | 0.025 | |||
| S | 0.015 | |||
| Ce | 0.05 |
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