| Energy density |
| |
Symbol |
Unit Name |
| 8883.77 |
Btu (IT)/ft3 |
British thermal unit (IT) per cubic foot |
| 1426.23 |
Btu (IT)/gal (UK) |
British thermal unit (IT) per gallon (UK) |
| 1187.59 |
Btu (IT)/gal (US) |
British thermal unit (IT) per gallon (US) |
| 3.31×108 |
J/m3 |
joule per cubic meter |
| 3.31×105 |
kJ/m3 |
kilojoule per cubic meter |
| 4.15947×104 |
MGOe |
megagauss-oersted (MGOe) |
| Pressure |
| |
Symbol |
Unit Name |
| 3375.26 |
at |
atmosphere (metric) |
| 3266.72 |
atm |
atmosphere (standard) |
| 3310 |
bar |
bar |
| 3.31×109 |
barad |
barad |
| 3.31×109 |
|
barye |
| 2.4827×105 |
|
centiHg (0°C) |
| 2.4827×105 |
cmHg (0 °C) |
centimeter of mercury (0°C) |
| 3.37536×106 |
cmH2O |
centimeter of water (4°C) |
| 3.31×109 |
dyn/cm2 |
dyne per square centimeter |
| 1.1074×105 |
ft H2O |
foot of water (4°C) |
| 0.331 |
GPa |
gigapascal |
| 3.31×106 |
hPa |
hectopascal |
| 9.77444×104 |
inHg (0 °C) |
inch of mercury (0°C) |
| 9.80107×104 |
inHg (15.56 °C) |
inch of mercury (15.56°C) |
| 1.33014×106 |
inH2O (15.56 °C) |
inch of water (15.56°C) |
| 1.32888×106 |
inH2O (4 °C) |
inch of water (4°C) |
| 3375.26 |
kgf/cm2 |
kilogram force per square centimeter |
| 3.37526×105 |
kgf/dm2 |
kilogram force per square decimeter |
| 3.37526×107 |
kgf/m2 |
kilogram force per square meter |
| 33.7526 |
kgf/mm2 |
kilogram force per square millimeter |
| 3.31×105 |
kPa |
kilopascal |
| 48.0075 |
kip/in2, ksi, KSI |
kilopound force per square inch |
| 3.37856×104 |
mH2O, mCE (15.56 °C) |
meter of water (15.56°C) |
| 3.37536×104 |
mH2O, mCE (4 °C) |
meter of water (4°C) |
| 3.31×109 |
µbar |
microbar (barye, barrie) |
| 2.4827×109 |
µHg (0 °C) |
micron of mercury (millitorr) |
| 3.31×106 |
mbar |
millibar |
| 2.4827×106 |
mmHg, torr, Torr (0 °C) |
millimeter of mercury (0°C) |
| 3.37856×107 |
mmH2O, mmCE (15.56 °C) |
millimeter of water (15.56°C) |
| 3.37536×107 |
mmH2O, mmCE (4 °C) |
millimeter of water (4°C) |
| 2.4827×109 |
mtorr |
millitorr |
| 3.31×108 |
N/m2 |
newton per square meter |
| 7.6812×105 |
ozf/in2, osi |
ounce force (av.) per square inch |
| 3.31×108 |
Pa, N/m2 |
pascal |
| 6.91308×106 |
lbf/ft2 |
pound force per square foot |
| 4.80075×104 |
psi, PSI, lbf/in2 |
pound force per square inch |
| 2.22422×108 |
pdl/ft2 |
poundal per square foot |
| 1.5446×106 |
pdl/in2 |
poundal per square inch |
| 3266.72 |
atm |
standard atmosphere |
| 3086.2 |
tonf/ft2 (UK) |
ton force (long) per square foot |
| 21.4319 |
tonf/in2 (UK) |
ton force (long) per square inch |
| 3.37526 |
tonf/cm2 (metric) |
ton force (metric) per square centimeter |
| 3.37526×104 |
tonf/m2 (metric) |
ton force (metric) per square meter |
| 3456.54 |
tonf/ft2 (US) |
ton force (short) per square foot |
| 24.0037 |
tonf/in2 (US) |
ton force (short) per square inch |
| 2.4827×106 |
torr |
torr |
