This standard describes the method for carrying out macro etch testing of aluminium and aluminium alloys and some of the widely accepted etching solutions currently in use. The products covered by this standard are cast billets, extruded, rolled and drawn products, such as bars, profiles, sheets, wires, etc, and forgings.
IS 12573-1988 history
1989IS 12573-1988 Macro-corrosion test methods for forged aluminum alloys and aluminum alloy products