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Megapascal to Pound per square inch

1 MPa = 145.03774 psi

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Precision & format
10

1 MPa equals

145.0377377psi

All 18 units
  • PascalPa
    1,000,000
  • KilopascalkPa
    1,000
  • MegapascalMPa
    1
  • HectopascalhPa
    = 1 mbar
    10,000
  • Barbar
    10
  • Millibarmbar
    10,000
  • Standard atmosphereatm
    9.869232667
  • Pound per square inchpsi
    145.0377377
  • Kilopound per square inchksi
    0.1450377377
  • Pound per square footpsf
    20,885.43423
  • TorrTorr
    1/760 atm
    7,500.616827
  • Millimeter of mercurymmHg
    conventional
    7,500.615758
  • Centimeter of mercurycmHg
    750.0615758
  • Inch of mercuryinHg
    conventional
    295.2998016
  • Millimeter of watermmH₂O
    conventional
    101,971.6213
  • Meter of watermH₂O
    101.9716213
  • Inch of waterinH₂O
    at 4 °C
    4,014.630787
  • Kilogram-force per cm²kgf/cm²
    technical atmosphere
    10.19716213

Megapascal to Pound per square inch table

Common Megapascal values converted to Pound per square inch
Megapascal (MPa)Pound per square inch (psi)
1145.03774
2290.07548
5725.18869
101,450.3774
202,900.7548
507,251.8869
10014,503.774
25036,259.434
50072,518.869
1,000145,037.74

How the conversion works

Multiply the megapascal figure by 145.0377377 to get pound per square inch. Every factor on this site is anchored to the SI base unit for pressure, so the same number is used everywhere it appears.

Going the other way, 1 psi = 0.0068947573 MPa — see pound per square inch to megapascal.

See all 18 pressure units →

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