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Tungsten Inert Gas Welding (TIG/GTAW) - Coggle Diagram
Tungsten Inert Gas Welding (TIG/GTAW)
Electrode
Non Consumable
Thoriated Tungsten electrodes
Power Source
Constant Current
DC
EN
More Heat Near Workpiece
for deep penetration welds
EP
More Heat near electrode
thin materials
more weld distortion
large heat affected zone
AC
high penetration than DCEP
Charcteristics
Filler Material
bare metal wire
size depends upon base metal thickness
no flux required because of inert gas