GOST XH55BMTKЮ
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.04 | 0.10 | ||
| Si | 0.50 | |||
| Mn | 0.50 | |||
| P | ||||
| S | ||||
| Cr | 9.00 | 12.00 | ||
| Ni | remaining | |||
| Mo | 4.00 | 6.00 | ||
| Al | 3.60 | 4.50 | ||
| Ti | 1.40 | 2.00 | ||
| Fe | 5.00 | |||
| Co | 12.00 | 16.00 | ||
| W | 4.50 | 6.50 | ||
| V | 0.20 | 0.80 | ||
| B | 0.020 |
