AS 4882-2003 pdf free.Shielding gases for welding.Download AS 4882 pdf. This Standard specifies the requirements for shielding gases and the tolerances on the nominal value of constituent gases in mixtures. This Standard applies, but is not limited, to the following processes: (a)Gas tungsten arc welding(GTAW) (b)Gas metal arc welding(GMAW) (c) Flux cored are welding(FCAW) (d)Plasma arc welding(PAW) NOTES: For further...