Physics · Utilization of Electrical Energy
A significant metallurgical limitation of the Carbon Arc Welding process is:
- 1Its total inability to weld ferrous metals.
- 2Carbon absorption into the weld metal, making it hard and brittle.✓
- 3The requirement for very high electrical voltage.
- 4The high cost of the carbon electrodes.
Correct answer
Carbon absorption into the weld metal, making it hard and brittle.
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