Pressure

Metric units

bar

kilopascal - kPa

hectopascal - hPa

millibar

pascal - Pa

kilogram per square centimeter - kgf/cm2

kilogram per square meter - kgf/m2

newton per square meter - N/m2

kilonewton per square meter - kN/m2

meganewton per square meter - MN/m2

newton per square centimeter - N/cm2

newton per square millimeter - N/mm2

megapascal - MPa

tonne per square centimeter - tf/cm2

tonne per square meter - tf/m2

British and US units

thousand pounds per square inch - ksi

pound per square inch - psi

pound per square foot - lbf/ft

short ton (U.S.) per square inch

short ton (U.S.) per square foot

long ton (U.K.) per square inch

long ton (U.K.) per square foot

Atmosphere

physical atmosphere - atm

technical atmosphere - at

Units the mercury column

inch of mercury - in Hg

centimeter of mercury - cm Hg

millimeter of mercury (torr) - mm Hg

Water (at 4 ° C, 39.2 ° F)

meter water column - m H2O

inch of water column - cm H2O

millimeter of water column - mm H2O

ft of water column - ft H2O

inch of water - in H2O