KS STS444
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.025 | |||
| Si | 1.00 | |||
| Mn | 1.00 | |||
| P | 0.040 | |||
| S | 0.030 | |||
| Cr | 17.00 | 20.00 | ||
| Ni | 0.60 | |||
| Mo | 1.75 | 2.50 | ||
| N | 0.025 | |||
| Ti,Nb,Zr | 8×(C％+N％) | 0.80 |
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