Alloy 90
(UNS N07090) W. Nr. 2.4632
| Chemical composition | C | Si | Cu | Fe | Mn | Cr | Ti | Al | C0 |
|---|---|---|---|---|---|---|---|---|---|
| % Present (Max) | 0.13 | 1.0 | 0.2 | 1.5 | 1.0 | 18.0 – 21 | 2.0 – 3.0 | 1.0 – 2.0 | 15.0 – 21.0 |
| Chemical composition | B | Su | Pb | Zr | Ni | ||||
| % Present (Max) | 0.02 | 0.015 | 0.0020 | 0.15 | Bal |
Alloy 90 is a wrought nickel-chromium-cobalt base alloy strengthened by additions of titanium and aluminum.
It has been developed as an age-hardenable creep resisting alloy for service at temperatures up to 920°C (1688°F).
The alloy is used for turbine blades, discs and forgings.
Note: Values are in accordance with EN 10088 specifications. Actual mill certs available upon request.