WL X2CrNiMnMoNNb21-16-5-3
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.030 | |||
| Si | 1.00 | |||
| Mn | 4.00 | 6.00 | ||
| P | 0.025 | |||
| S | 0.010 | |||
| Cr | 20.00 | 21.50 | ||
| Ni | 15.00 | 17.00 | ||
| Mo | 3.00 | 3.50 | ||
| Nb | 0.25 | |||
| N | 0.200 | 0.35 |
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