Form: This specification covers a silver alloy in the form of wire@ rod@ sheet@ strip@ foil@ pig@ powder@ shot@ and chips and a viscous mixture (paste) of powder in a suitable binder. Application: Primarily for joining ferrous metals@ including austenitic steels and alloys@ where moderate joint strength up to 400?? (250??) is required@ and for joining nonferrous metals except those having base of aluminum or magnesium.