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millimeter of mercury (0°C)
Symbol:  mmHg, torr, Torr (0 °C) 
Category:  Pressure 
SI Equivalent:  133.322 Pa
Dimension ML-1T-2 
 
Notes
Pressure unit defined by a column of mercury at 0°C with a height of 1 millimeter.
1 mmHg = 1/760 atm
Convert     mmHg, torr, Torr (0 °C)  
1 mmHg, torr, Torr (0 °C) =
Energy density
  Symbol Unit Name
3.57826×10-3  Btu (IT)/ft3  British thermal unit (IT) per cubic foot 
5.74468×10-4  Btu (IT)/gal (UK)  British thermal unit (IT) per gallon (UK) 
4.78344×10-4  Btu (IT)/gal (US)  British thermal unit (IT) per gallon (US) 
133.322  J/m3  joule per cubic meter 
0.133322  kJ/m3  kilojoule per cubic meter 
1.67538×10-2  MGOe  megagauss-oersted (MGOe) 
Pressure
  Symbol Unit Name
1.35951×10-3  at  atmosphere (metric) 
1.31579×10-3  atm  atmosphere (standard) 
1.33322×10-3  bar  bar 
1333.22  barad  barad 
1333.22    barye 
0.1    centiHg (0°C) 
0.1  cmHg (0 °C)  centimeter of mercury (0°C) 
1.35955  cmH2O  centimeter of water (4°C) 
1333.22  dyn/cm2  dyne per square centimeter 
4.46046×10-2  ft H2O  foot of water (4°C) 
1.33322×10-7  GPa  gigapascal 
1.33322  hPa  hectopascal 
3.93701×10-2  inHg (0 °C)  inch of mercury (0°C) 
3.94774×10-2  inHg (15.56 °C)  inch of mercury (15.56°C) 
0.535764  inH2O (15.56 °C)  inch of water (15.56°C) 
0.535255  inH2O (4 °C)  inch of water (4°C) 
1.35951×10-3  kgf/cm2  kilogram force per square centimeter 
0.135951  kgf/dm2  kilogram force per square decimeter 
13.5951  kgf/m2  kilogram force per square meter 
1.35951×10-5  kgf/mm2  kilogram force per square millimeter 
0.133322  kPa  kilopascal 
1.93368×10-5  kip/in2, ksi, KSI  kilopound force per square inch 
1.33322×10-4  MPa  megapascal 
1.36084×10-2  mH2O, mCE (15.56 °C)  meter of water (15.56°C) 
1.35955×10-2  mH2O, mCE (4 °C)  meter of water (4°C) 
1333.22  µbar  microbar (barye, barrie) 
1000  µHg (0 °C)  micron of mercury (millitorr) 
1.33322  mbar  millibar 
13.6084  mmH2O, mmCE (15.56 °C)  millimeter of water (15.56°C) 
13.5955  mmH2O, mmCE (4 °C)  millimeter of water (4°C) 
1000  mtorr  millitorr 
133.322  N/m2  newton per square meter 
0.309388  ozf/in2, osi  ounce force (av.) per square inch 
133.322  Pa, N/m2  pascal 
2.7845  lbf/ft2  pound force per square foot 
1.93368×10-2  psi, PSI, lbf/in2  pound force per square inch 
89.5885  pdl/ft2  poundal per square foot 
0.622142  pdl/in2  poundal per square inch 
1.31579×10-3  atm  standard atmosphere 
1.24308×10-3  tonf/ft2 (UK)  ton force (long) per square foot 
8.63249×10-6  tonf/in2 (UK)  ton force (long) per square inch 
1.35951×10-6  tonf/cm2 (metric)  ton force (metric) per square centimeter 
1.35951×10-2  tonf/m2 (metric)  ton force (metric) per square meter 
1.39225×10-3  tonf/ft2 (US)  ton force (short) per square foot 
9.66839×10-6  tonf/in2 (US)  ton force (short) per square inch 
1  torr  torr 
Glossary
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