Invar 42 is a precision-engineered nickel–iron alloy designed to deliver exceptional dimensional stability under changing thermal conditions. With a nickel content of around 42 percent, this alloy is part of the Invar family, which is globally recognized for its extremely low coefficient of thermal expansion. Invar 42 is widely used in industries where accuracy and reliability are cr... https://www.bhansaliaeroalloys.com/invar-42/