General Studies · Welding Processes
Which of the following best describes the application of Atomic Hydrogen Welding (AHW)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It generates a lower temperature arc than most other common shielded metal arc welding processes.
- 2It is used for welding ferrous and non-ferrous metals using a high-temperature arc in a hydrogen atmosphere.✓
- 3It is mainly preferred for low-temperature welding of soft lead alloys.
- 4It is preferred over modern automated welding methods due to its exceptionally low cost.
Correct answer
It is used for welding ferrous and non-ferrous metals using a high-temperature arc in a hydrogen atmosphere.
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