General Studies · Gas Welding
What is the primary purpose of a pressure regulator in gas welding cylinders?
- 1To mix different gases in the correct stoichiometric ratio
- 2To reduce the high source pressure to a workable delivery pressure and maintain it constant✓
- 3To automatically ignite the welding flame
- 4To increase the volumetric flow rate of gas through the torch
Correct answer
To reduce the high source pressure to a workable delivery pressure and maintain it constant
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