Conversion Chart

 
To Convert: Multiply By: To Obtain:
bars 14.5 pounds/square inch
cubic feet 7.48052 gallons
feet .3048 meters
feet of water .8825 inches of mercury
feet of water .4335 pounds/square inch
inches 25.4 millimeters
inches of mercury 1.133 feet of water
inches of mercury .4912 pounds/square inch
kilograms 2.2046 pounds
meters 3.281 feet
millimeters .03937 inches
pounds/square inch (psi) 2.307 feet of water
pounds/square inch (psi) 2.036 inches of mercury


∏ = 3.14

Square Inches = ∏r2

Pounds of Force = PSI x Square Inches

Pressure Conversions

 
PSI Feet of Head PSI Feet of Head
1 2.31 14 32.33
2 4.62 15 34.64
3 6.93 16 36.94
4 9.24 17 39.25
5 11.55 18 41.56
6 13.85 19 43.87
7 16.16 20 46.18
8 18.47 25 57.73
9 20.78 30 69.27
10 23.09 35 80.82
11 25.40 40 92.36
12 27.71 45 103.91
13 30.02 50 115.45