配方类型:

METALS AND THEIR TREATMENT

配方说明:

Glass-to-Metal Seal Alloy (Low Expansion) (U.S. Patent 2,491,787)

配方组成:

Iron/To make 100
Manganese/0.5
Nickel/26.5-29.6
Copper/0.25-5.0
Cobalt/17.5

配制方法: