

NIMONIC alloy 80A wire is a wrought, age-hardened alloy that is strengthened by additives like titanium, aluminium and carbon. It is manufactured by high-frequency melting and casting in air. It is similar to NIMONIC alloy 75. It has good corrosion and oxidation resistance. The creep rupture and tensile properties are high at 815°C (1500°F).
The chemical composition of NIMONIC alloy 80A is given in the following table.
| Element | Content (%) |
|---|---|
| Nickel, Ni | 69 |
| Chromium, Cr | 18-21 |
| Iron, Fe | ≤3 |
| Cobalt, Co | ≤2 |
| Titanium, Ti | 1.8-2.7 |
| Aluminum, Al | 1.0-1.8 |
| Others | Remainder |
The following table discusses the physical properties of NIMONIC alloy 80A.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.19 gm/cm3 | 0.296 lb/in3 |
The mechanical properties of NIMONIC alloy 80A are tabulated below.
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength(annealed) | 1250 MPa | 181 ksi |
| Yield strength(annealed) | 780 MPa | 113 ksi |
| Elongation at Break | 30% | 30% |