Kovar® alloy is an iron-nickel-cobalt alloy. Kovar® has been used for making hermetic seals with ceramic materials and glass. Kovar® has been used in power tube, microwave tubes, diodes and transistors.

Common Trade Names for Kovar® include:

  • Kovar®

Chemical Data for Kovar®

  • C: .02 MAX
  • Mn: .30 MAX
  • Si: .20 MAX
  • Ni: 29.0 MAX
  • Co: 17.0 MAX
  • Co: 17.0 MAX
  • Fe: BAL

Available Forms for Kovar®

  • Wire
  • Bar
  • Sheet
  • Plate
  • Tube
  • Forgings
  • Welding Rod

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Trademark Notice: Some names are trade names and/or trademarks of specific manufacturers. Source 1 Alloys is not affiliated with any manufacturer(s). Orders will be filled to meet specifications from all available source(s). Product names are listed solely for reference to help identify products consistent with listed specifications.