Gas Fitter Practice · Question
When performing a pressure test on a natural gas piping system, what is the minimum duration for the test at the required pressure?
CSA B149.1 requires a minimum of 15 minutes for the pressure test at the specified test pressure.
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Question: When performing a pressure test on a natural gas piping system, what is the minimum duration for the test at the required pressure?
Answer options:
- 5 minutes
- 10 minutes ✅ 15 minutes
- 30 minutes
Correct answer: 15 minutes
Explanation: CSA B149.1 requires a minimum of 15 minutes for the pressure test at the specified test pressure.
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