NAS981 3rd Edition, July 31, 2012
Gas Tungsten Arc (GTA) Spot Welding Equipment
Includes all amendments and changes through IN4D, July 31, 2012
Additional Comments: INACTIVE FOR NEW DESIGN * X-REF NAS380
Published By:Aerospace Industries Association (AIA/NAS)
The welding system described by this specification is intended for use primarily in the aerospace manufacturing industry. It provides performance criteria for inert-gas tungsten arc spot welding of materials including, but not limited to, titanium and titanium alloys, nickel and cobalt alloys, and ferrous alloys.