Pipe Welder A pipe welder prepares and welds pipe and fittings for various material types as specified by construction drawings and technical guidance documents. Must have a minimum of 1 year Tig CuNi pipe welding experience; and must successfully demonstrate the ability to pass a hands-on Tig (heli-arc) pipe welding test on CuNi (copper nickel) pipe in a 6G position on 2" pipe with 3/32" wall thickness using a gas purge with 1/8" root opening with all uphill weld progression and finish remaining passes using GTAW (Tig).
