Whole Stellite 21
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.20 | 0.30 | ||
| Si | 1.00 | |||
| Mn | 1.00 | |||
| Cr | 25.00 | 29.00 | ||
| Ni | 1.75 | 3.75 | ||
| Mo | 5.00 | 6.00 | ||
| Co | remaining | |||
| W | ||||
| Fe | 3.00 | |||
| B | 0.007 |
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