Explain why hydrogen welding can be used to weld tungsten without melting the
tungsten electrode.
Answers
Answered by
0
Answer:
Electrode. The electrode used in GTAW is made of tungsten or a tungsten alloy, because tungsten has the highest melting temperature among pure metals, at 3,422 °C (6,192 °F). As a result, the electrode is not consumed during welding, though some erosion (called burn-off) can occur.
Similar questions