How many foot mercury in 1 psia? The answer is 0.16966838813344. We assume you are converting between foot mercury [0 °C] and pound/square inch [absolute]. You can view more details on each measurement unit: foot mercury or psia The SI derived unit for pressure is the pascal. 1 pascal is equal to 2.4608319226204E-5 foot mercury, or 0.00014503773800722 psia. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between feet mercury and pounds/square inch. Type in your own numbers in the form to convert the units!
1 foot mercury to psia = 5.89385 psia
5 foot mercury to psia = 29.46925 psia
10 foot mercury to psia = 58.9385 psia
15 foot mercury to psia = 88.40775 psia
20 foot mercury to psia = 117.877 psia
25 foot mercury to psia = 147.34625 psia
30 foot mercury to psia = 176.81549 psia
40 foot mercury to psia = 235.75399 psia
50 foot mercury to psia = 294.69249 psia
You can do the reverse unit conversion from psia to foot mercury, or enter any two units below:
Pounds per square inch absolute (psia) is used to make it clear that the pressure is relative to a vacuum rather than the ambient atmospheric pressure. Since atmospheric pressure at sea level is around 14.7 psi, this will be added to any pressure reading made in air at sea level.
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