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27 votes
To change from psig to psia, you must

User Patrick Savalle
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1 Answer

27 votes
27 votes

Answer:

You must add atmospheric pressure

Step-by-step explanation:

The unit for gauge pressure is PSIA. You convert between them by adding or subtracting atmospheric pressure. 1 PSIG = 1 PSIA - atm and conversely: 1 PSIA = 1 PSIG + atm.

User Joseph Thomson
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