WDT228 — GTAW Gas Tungsten Arc Welding Theory
3 credits This course provides students with the knowledge needed to perform gas tungsten arc welds GTAW using ferrous and/or non-ferrous metals, according to applicable welding codes. Topics include safe operating practices; equipment identification and setup; correct selection of tungsten type; polarity; shielding gas; and filler metals. Upon completion, students should be able to identify safe operating practices; equipment identification and setup; correct selection of tungsten type; polarity, shielding gas; filler metals; and various welds on ferrous and/or non-ferrous metals; using the gas tungsten arc welding process according to applicable welding codes.