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megapascal
Symbol:  MPa 
Category:  Pressure 
SI Equivalent:  1×106 Pa
Dimension ML-1T-2 
System:  SI 
Convert     MPa  
418 MPa =
Energy density
  Symbol Unit Name
1.12188×104  Btu (IT)/ft3  British thermal unit (IT) per cubic foot 
1801.11  Btu (IT)/gal (UK)  British thermal unit (IT) per gallon (UK) 
1499.73  Btu (IT)/gal (US)  British thermal unit (IT) per gallon (US) 
4.18×108  J/m3  joule per cubic meter 
4.18×105  kJ/m3  kilojoule per cubic meter 
5.25274×104  MGOe  megagauss-oersted (MGOe) 
Pressure
  Symbol Unit Name
4262.41  at  atmosphere (metric) 
4125.34  atm  atmosphere (standard) 
4180  bar  bar 
4.18×109  barad  barad 
4.18×109    barye 
3.13526×105    centiHg (0°C) 
3.13526×105  cmHg (0 °C)  centimeter of mercury (0°C) 
4.26253×106  cmH2O  centimeter of water (4°C) 
4.18×109  dyn/cm2  dyne per square centimeter 
1.39847×105  ft H2O  foot of water (4°C) 
0.418  GPa  gigapascal 
4.18×106  hPa  hectopascal 
1.23436×105  inHg (0 °C)  inch of mercury (0°C) 
1.23772×105  inHg (15.56 °C)  inch of mercury (15.56°C) 
1.67976×106  inH2O (15.56 °C)  inch of water (15.56°C) 
1.67816×106  inH2O (4 °C)  inch of water (4°C) 
4262.41  kgf/cm2  kilogram force per square centimeter 
4.26241×105  kgf/dm2  kilogram force per square decimeter 
4.26241×107  kgf/m2  kilogram force per square meter 
42.6241  kgf/mm2  kilogram force per square millimeter 
4.18×105  kPa  kilopascal 
60.6258  kip/in2, ksi, KSI  kilopound force per square inch 
4.26659×104  mH2O, mCE (15.56 °C)  meter of water (15.56°C) 
4.26253×104  mH2O, mCE (4 °C)  meter of water (4°C) 
4.18×109  µbar  microbar (barye, barrie) 
3.13526×109  µHg (0 °C)  micron of mercury (millitorr) 
4.18×106  mbar  millibar 
3.13526×106  mmHg, torr, Torr (0 °C)  millimeter of mercury (0°C) 
4.26659×107  mmH2O, mmCE (15.56 °C)  millimeter of water (15.56°C) 
4.26253×107  mmH2O, mmCE (4 °C)  millimeter of water (4°C) 
3.13526×109  mtorr  millitorr 
4.18×108  N/m2  newton per square meter 
9.70012×105  ozf/in2, osi  ounce force (av.) per square inch 
4.18×108  Pa, N/m2  pascal 
8.73011×106  lbf/ft2  pound force per square foot 
6.06258×104  psi, PSI, lbf/in2  pound force per square inch 
2.80883×108  pdl/ft2  poundal per square foot 
1.95058×106  pdl/in2  poundal per square inch 
4125.34  atm  standard atmosphere 
3897.37  tonf/ft2 (UK)  ton force (long) per square foot 
27.0651  tonf/in2 (UK)  ton force (long) per square inch 
4.26241  tonf/cm2 (metric)  ton force (metric) per square centimeter 
4.26241×104  tonf/m2 (metric)  ton force (metric) per square meter 
4365.06  tonf/ft2 (US)  ton force (short) per square foot 
30.3129  tonf/in2 (US)  ton force (short) per square inch 
3.13526×106  torr  torr 
Glossary