How many centimeter of mercury in 1 psia? The answer is 5.1714924102396. We assume you are converting between centimeter of mercury [0 °C] and pound/square inch [absolute]. You can view more details on each measurement unit: centimeter of mercury or psia The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.00075006156130264 centimeter of 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 centimeters of mercury and pounds/square inch. Type in your own numbers in the form to convert the units!
1 centimeter of mercury to psia = 0.19337 psia
5 centimeter of mercury to psia = 0.96684 psia
10 centimeter of mercury to psia = 1.93368 psia
20 centimeter of mercury to psia = 3.86736 psia
30 centimeter of mercury to psia = 5.80103 psia
40 centimeter of mercury to psia = 7.73471 psia
50 centimeter of mercury to psia = 9.66839 psia
75 centimeter of mercury to psia = 14.50258 psia
100 centimeter of mercury to psia = 19.33678 psia
You can do the reverse unit conversion from psia to centimeter of 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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