1.4509 | X2CrTiNb18
| Numeric designation | 1.4509 | AISI 441 | S43940 |
|---|---|
| Chemical designation | X2CrTiNb18 |
| Etching | V2A-Beize @ 70 °C |
This ferritic chromium steel is very corrosion resistant; especially to SCC (stress corrosion cracking) due to the ferritic microstructure.
