super invar
Super Invar is an iron-nickel-cobalt alloy that exhibits approximately one half of the thermal expansion of Invar 36 alloy near the room temperature.
Applications include structural components for supports and substrates in optical and laser systems requiring precision measurements.
Nominal Compositions:
C | Mn | Si | Ni | Co | Fe |
Max. 0.02 | 0.35 | 0.20 | 32 | 5.5 | Balance |
super invar