Cover plate:4J42(42alloy)
Frame:4J29(Kovar)
Insulation resistance:500V DC
Cover plate:4J42(42alloy)
Welding ring:HLAgCu28
Bottom floor:4J29(Kovar)
Finish:fully plating Au
Material:base Wcu
Insulation resistance:500V DC resistance
eyelet:W80Cu20
frame:4J29
brazing frame:HLAgCu28
Material:housing kovar ring
eyelet:W80Cu20
frame:4J29
Cover plate:4J42(42alloy)
Welding ring:HLA Cu28
Lead:4J29(Kovar)