common trade names

Invar 42, Nilo 42

Invar 42 is a nickel iron alloy that is used for controlled expansion and magnetic applications. Invar 42 can be hot and cold formed, machined by processes similar to those used for austenitic stainless steels. The alloy is available in the following forms: Invar 36, Invar 42, Invar 48, Invar K, and Invar 77.

Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.