We use cookies necessary for the functioning and optimization of our website. We do not retain any personal data once the session has ended except that which is necessary to process an order that you have placed through the website.

For more information, please read our Privacy Policy.

 in 

Tables and Charts

Pressure Conversion Table

multiply given factor (Pressure) to achieve equivalent value shown at column heads
Pressure
(from)
to bar to
lb/sq in
to atm to
mm Hg
Torr
to Hg to
in Hg
to
ft water
to
m water
to
in water
bar 1 14.5 0.986 750 0.75 29.53 33.46 10.2 401.5
lb/sq in 0.068 1 0.068 51.7 0.051 2.036 2.307 0.703 27.68
atm 1.01 14.7 1 760 0.76 29.921 33.9 10.3 406.8
Hg/Torr 0.0013 0.019 0.001 1 0.001 .039 .045 0.0135 0.535
m Hg 1.33 19.34 1.32 1000 1 39.37 44.6 13.6 535.25
in Hg 0.034 0.491 0.033 25.4 0.0254 1 1.133 0.345 13.59
ft water 0.029 0.433 0.0259 22.42 0.022 0.882 1 0.305 12
m water 0.098 1.422 0.096 73.55 0.0735 2.89 3.28 1 39.37
in water 0.00249 0.0361 0.00245 1.868 0.00186 0.073 0.083 0.0225 1