Invar 36 has earned its reputation as one of the most dimensionally stable metal alloys ever developed. With a composition of approximately 36 percent nickel and iron as the primary balance, this alloy exhibits an exceptionally low rate of thermal expansion. This unique property makes Invar 36 indispensable in applications where precision and consistency are critical. Thermal expan... https://www.bhansaliaeroalloys.com/invar-36/