Kovar

UNS #K94610

Kovar is a vacuum melted, iron-nickel-cobalt, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties. A glass and ceramic sealing alloy, extensive quality controls are employed in its manufacture to ensure uniform physical and mechanical properties for ease in deep drawing, stamping and machining.

Type Analysis

  • Carbon (Maximum) 0.02
  • Silicon (Maximum) 0.2
  • Nickel (Nominal) 29
  • Manganese (Maximum) 0.3
  • Cobalt (Nominal) 17
  • Iron (Nominal) Balance

Downloads

Request a Quote

Applicable Specifications

  • ASTM F-15

Bar

Flats

Rounds

Billet

Strip

Wire

RELATED RESOURCES

Browse our growing library of resources including case studies, product brochures, technical data sheets, product selection guides and more.