WELD 2650 - Gas Tungsten Arc Welding–Pipe

Credits: 3

Topics of study include (GTAW) Heli-arc welding on schedule 40 2” pipe and schedule 80 6” pipe. Both sizes of pipe will be welded in the 2G, 5G, and 6G positions. Root and hot passes will be welded with Heli-arc, and the remaining passes with 7018.
Prerequisite: WELD 1780