The gas tungsten arc welding (GTAW) process is sometimes referred to as TEG.
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Q10: Cerium oxide (CeO2) is added to tungsten
Q11: Argon and helium are noble inert gases.
Q12: One advantage of air-cooled GTAW torches is
Q13: Preflow is the time during which gas
Q14: Nitrogen is used to increase surface tension
Q16: The advantages of water-cooled torches make them
Q17: GTA welding is efficient for welding metals
Q18: Helium has been mixed with _ to
Q19: The time of postflow is determined by
Q20: Pure tungsten has _ heat resistance and
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