General Description

Nimonic 80A (UNS N07080/W. Nr. 2.4952) is a nickel chromium alloy similar to Alloy 75 but made precipitation hardenable by additions of aluminium and titanium. Alloy 80a has good corrosion and oxidation resistance and high tensile and creep rupture properties at temperatures up to 1500 deg F.

Chemical Composition

Grade Ni% Cr% Fe% Mn% Si% P% S% Al% Ti% C% Co% B% Zr% Cu%
Nimonic 80A Bal. 18.0-21.0 Max 3.0 Max 1.0 Max 1.0 Max 0.02 Max 0.015 1.0-1.8 1.8-2.7 Max 0.1 Max 2.0 Max 0.008 Max 0.15 Max 0.2


UNS N07080

Werkstoff Nr. 2.4952


Nimonic 80A Wire/Bar/Forging: ASTM B637


Physical Properties


Melting Point: 1320°C-1365 °C

Mechanical Properties

Solution Annealed

Tensile: Min 930 MPa

Yiled: Min 620 MPa

Elongation: Min 20%

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