SAE AMS4788A
Silver Alloy Brazing Filler Metal, 50Ag - 28Zn - 20Cu - 2.0Ni, 1220 to 1305 °F (660 to 707 °C) Solidus-Liquidus Range.
The 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. Primarily for joining ferrous metals, particularly austenitic steels and alloys, where high joint strength up to 400 degrees F (204 degrees F) is required, and for joining nonferrous metals except those having a base of aluminum or magnesium.
History:Standard | Published | Revision | Status |
---|---|---|---|
AMS4788A | 1992-04-01 | Latest | |
AMS4788 | 1990-07-01 | Historical |