Thread: Is there a conversion for in/hg to psi (-psi)???
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Old 04-18-2007, 09:45 AM
loubapache loubapache is offline
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1 in of Hg is equal to 0.49 psi.

At 1 atmospheric pressure (1 bar), it is 76 cm or 30 in of Hg and that is equal to 14.7 psi.
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