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to | PSIA |
How many water column in 1 PSIA? The answer is 70.306957829636. We assume you are converting between water column [centimeter] and pound/square inch [absolute]. You can view more details on each measurement unit: water column or PSIA The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.010197162129779 water column, or 0.00014503773800722 PSIA. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between water column and pounds/square inch. Type in your own numbers in the form to convert the units!
1 water column to PSIA = 0.01422 PSIA
10 water column to PSIA = 0.14223 PSIA
20 water column to PSIA = 0.28447 PSIA
30 water column to PSIA = 0.4267 PSIA
40 water column to PSIA = 0.56893 PSIA
50 water column to PSIA = 0.71117 PSIA
100 water column to PSIA = 1.42233 PSIA
200 water column to PSIA = 2.84467 PSIA
You can do the reverse unit conversion from PSIA to water column, 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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