Description:

A controlled expansion alloy, consisting of 51% Nickel, balance Iron, used in a wide variety of electronic applications, especially for glass seals. Alloy 52 is a nickel iron alloy whose coefficient of expansion closely mirrors soft glass. Applications for this product include magnetic reed switches and seals that need controlled linear expansion to approximately 525 °C.

Alloy 52 Basic Chemical Composition (Weight %)

Ni: 50.50

Cr: 0.10 max

Mn: 0.60 max

Si: 0.30 max

C: 0.05 max

Al: 0.10 max

Mg: 0.50 max

P: 0.025 max

S: 0.025 max

Fe: Balance   

Available Forms: Alloy 52 is available in Strip, Sheet, Plate and Wire.