KOVAR 4 J29 product Welcome the incoming sample tailored consulting!!!! Thank you!
Can cut alloy, English: KOVAR; A: can cut, secco watts (also called iron nickel alloy, which is equivalent to the 4 GB cobalt J29, ASTM framework, UNS K94610); KOVAR containing nickel, cobalt for 29% 17% of the hard glass iron base alloy sealing. The alloy in 20 ~ 450 in the scope of the hard glass with similar expansion coefficient and the corresponding hard glass can effectively sealing matching, and high Curie point and good low temperature stability of the organization, the metal alloy of oxide film density, easy to welding and welding, have the good plasticity, cutting, widely used in making electric vacuum components, tubes, tube, switch tube and sealing plug, transistors and relay shell, etc.
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