Convert psi to mpa
1 pound per square inch equals 0.0068947573 megapascals. Enter a value below to convert instantly.
Multiply the number of pounds per square inch by 0.00689475729317 to get megapascals. How this is calculated
Need the other direction? Convert megapascal to pound per square inch →
Formula
Multiply the number of pounds per square inch by 0.00689475729317 to get megapascals.
Step by step
- Start with 1 psi.
- Multiply by the conversion factor 0.00689475729317.
- 1 × 0.00689475729317 = 0.0068947573 MPa.
Pounds per Square Inch to Megapascals conversion table
| Pounds per Square Inch (psi) | Megapascals (MPa) |
|---|---|
| 1 | 0.0068947573 |
| 2 | 0.013789515 |
| 5 | 0.034473786 |
| 10 | 0.068947573 |
| 20 | 0.13789515 |
| 50 | 0.34473786 |
| 100 | 0.68947573 |
| 500 | 3.4473786 |
| 1,000 | 6.8947573 |
Convert Pound per Square Inch to other pressure units
1 psi expressed in every other pressure unit on this site.
- Pascal Pa 6,894.7573
- Kilopascal kPa 6.8947573
- Megapascal MPa 0.0068947573
- Gigapascal GPa 0.0000068947573
- Hectopascal hPa 68.947573
- Decipascal dPa 68,947.573
- Millipascal mPa 6,894,757.3
- Micropascal µPa 6,894,757,300
- Nanopascal nPa 6,894,757,300,000
- Picopascal pPa 6.8947573e+15
- Femtopascal fPa 6.8947573e+18
- Attopascal aPa 6.8947573e+21
- Centipascal cPa 689,475.73
- Dekapascal daPa 689.47573
- Terapascal TPa 6.8947573e-9
- Petapascal PPa 6.8947573e-12
- Exapascal EPa 6.8947573e-15
- Newton per Square Centimeter N/cm² 0.68947573
- Newton per Square Millimeter N/mm² 0.0068947573
- Bar bar 0.068947573
- Millibar mbar 68.947573
- Microbar µbar 68,947.573
- Dyne per Square Centimeter dyn/cm² 68,947.573
- Standard Atmosphere atm 0.068045964
- Technical Atmosphere at 0.070306958
- Torr Torr 51.714933
- Millitorr mTorr 51,714.933
- Pound per Square Inch psi 1
- Kip per Square Inch ksi 0.001
- Pound per Square Foot psf 144
- Poundal per Square Foot pdl/ft² 4,633.063
- Short Ton-force per Square Foot tonf/ft² (US) 0.072
- Long Ton-force per Square Foot tonf/ft² (UK) 0.064285714
- Short Ton-force per Square Inch tonf/in² (US) 0.0005
- Long Ton-force per Square Inch tonf/in² (UK) 0.00044642857
- Kilogram-force per Square Meter kgf/m² 703.06958
- Kilogram-force per Square Centimeter kgf/cm² 0.070306958
- Kilogram-force per Square Millimeter kgf/mm² 0.00070306958
- Gram-force per Square Centimeter gf/cm² 70.306958
- Millimeter of Mercury mmHg 51.714925
- Centimeter of Mercury cmHg 5.1714925
- Inch of Mercury inHg 2.0360207
- Millimeter of Water mmH₂O 703.06958
- Centimeter of Water cmH₂O 70.306958
- Meter of Water mH₂O 0.70306958
- Inch of Water inH₂O 27.679905
- Foot of Water ftH₂O 2.3067822
- Inch of Mercury (60 °F) inHg (60 °F) 2.0417719
- Inch of Water (60 °F) inH₂O (60 °F) 27.707258
- Foot of Water (60 °F) ftH₂O (60 °F) 2.3089382
About the pound per square inch
The pound per square inch (psi) is a Imperial unit of pressure.
About the megapascal
The megapascal (MPa) is a SI unit of pressure.
Where this conversion is used
Converting pounds per square inch to megapascals comes up when tire inflation, weather forecasting, diving, and industrial systems.
Related conversions
Frequently asked questions
How many megapascals are in a pound per square inch?
One pound per square inch equals 0.0068947573 megapascals.
How do you convert pounds per square inch to megapascals?
Multiply the number of pounds per square inch by 0.00689475729317 to get megapascals.
What is 1 megapascal in pounds per square inch?
One megapascal equals 145.03774 pounds per square inch.
When would I convert pounds per square inch to megapascals?
This conversion is common when tire inflation, weather forecasting, diving, and industrial systems.
Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.