Nimonic Alloy 81 Supplier, Nimonic 81 Products Stockist
At Steel Alloys, we offer a range of nickel-chromium alloy Nimonic in multiple grades, known for its exceptional ability to withstand high temperatures. Commonly used in aircraft parts and gas turbine components like exhaust nozzles, Nimonic is ideal for applications requiring resilience in extreme pressure and heat environments. If you don’t find what you need on our website, our dedicated team ensures we can procure hard-to-find specialty metals for you.
Steel Web is committed to quality, holding ISO9001:2000 and AS9100 certifications, and is recognized for its rapid turnaround times in custom forging. Whether you need Nimonic in customized forged shapes such as discs, mandrel rings, or shafts, Steel Alloys guarantees superior products and services. For more information or to discuss your requirements, please contact us via phone or email.
Nimonic 81 Composition
Nimonic 81 Specification
mechanical properties
The mechanical property of Nimonic 81 is as follows
|
Material |
Ultimate Tensile Strength (MPA) |
0.2 % Yield Strength (MPA) |
% Elongation in 2″ |
|
Nimonic 81 |
874 |
565 |
14 |
Nimonic® 81 Chemical Composition
| Element | Content (%) |
|---|---|
| Nickel, Ni | 63 |
| Chromium, Cr | ≤30 |
| Cobalt, Co | ≤2 |
| Titanium, Ti | 1.8 |
| Iron, Fe | ≤1.0 |
| Aluminum, Al | 0.9 |
| Others | Remainder |
Nimonic® 81 Physical Properties
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.06 gm/cm3 | 0.291 lb/in3 |
Nimonic® 81 Hot working
NIMONIC alloy 81 can be hot worked at temperature ranges of 950-1160°C (1742-2120°F).
Nimonic® 81 Forging
NIMONIC alloy 81 can be hot forged at temperatures in the range of 1010-1176°C (1850-2150°F).
Nimonic® 81 Cold working
Cold working may be done on the alloy for hardening.
Nimonic® 81 Annealing
NIMONIC alloy 81 should be solution annealed at 1098°C (2010°F) for about 8 hours.
Nimonic® 81 Applications
The NIMONIC alloy 81 is used in the following applications:
- Heat exchange plant.
- Gas turbine engineering.
- Piston engine exhaust valves.