About Alloy
Nimonic 90 (UNS N07090 / W.Nr. 2.4632 / GH4090 ) is a precipitation hardenable nickel-chromium-cobalt alloy strengthened by the addition of Titanium and Aluminium. Alloy 90 has a high stress rupture strength and creep-resistant at temperatures to 920°C. Nimonic 90 has a high stress rupture strength and creep-resistant at temperatures to 920°C.
Product Form
Rod, Bar, Wire and Forgings: BS HR2, HR501, HR503, AMS 5829
Plate, Sheet and Strip: BS HR 202
Pipe and Tube: BS HR 402
Chemical Composition
| C | Si | Mn | P | S | Cr | Ni | Co | Al | Ti | Cu | Fe |
| ≤0.13 | ≤1.00 | ≤1.00 | ≤0.020 | ≤0.015 | 18.0-21.0 | Bal | 15.0-20.0 | 1.0-2.0 | 2.0-3.0 | ≤0.20 | Bal |
Property
| Density, g/cm3 | Melting Point, ℃ | Tensile Strength, MPa | Yield Strength, MPa | ELongation, % | Hardness, HRB |
| 8.18 | 1310-1370 | ≥1080 | ≥690 | ≥20 | / |
Application
Gas turbine components: Nimonic 90 is utilized in the construction of gas turbine components such as turbine blades, turbine discs, and combustor chambers due to its high-temperature strength, creep resistance, and resistance to thermal fatigue.
Aerospace industry: The alloy is employed in aerospace applications, including aircraft engines and rocket motors, where its high-temperature strength and resistance to oxidation and corrosion are crucial.
High-temperature fasteners: Nimonic 90 is used in the production of high-temperature fasteners, such as bolts, for applications in extreme environments where high strength and resistance to thermal expansion are required.
Industrial heating elements: The alloy is used in the manufacturing of industrial heating elements, furnace components, and heat treatment equipment due to its ability to withstand high temperatures and oxidation.
High-temperature springs and components: Nimonic 90 is utilized in the production of high-temperature springs, valves, and other components for applications in harsh environments, such as in chemical processing and petrochemical industries.
Your enquiry
Can't find the information you need? Please contact us directly.