PSI to Megapascals Converter
Convert pounds per square inch (psi) to megapascals (MPa)
Result
0.006894757293 MPa
Megapascals
1 psi = 0.006894757293 MPa
1 psi in other units
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How to convert pounds per square inch to megapascals
One pound per square inch equals 0.006894757 megapascals, so multiply the number of pounds per square inch by 0.006894757.
MPa = psi × 0.006894757
1 psi = 0.006894757 MPa · 1 MPa = 145.0377 psi
Worked example
To convert 5 pounds per square inch to megapascals: 5 psi × 0.006894757 = 0.03447379 MPa.
About pounds per square inch (psi)
Pounds per square inch is used for tyre pressure, air compressors and hydraulics.
About megapascals (MPa)
A megapascal is 1,000,000 Pa, used for concrete and steel strength (e.g. M25 concrete = 25 MPa).
More conversions
PSI to other units
Frequently asked questions
How many megapascals are in one pound per square inch?
One pound per square inch equals 0.006894757 megapascals.
How many pounds per square inch are in one megapascal?
One megapascal equals 145.0377 pounds per square inch.
How do I convert pounds per square inch to megapascals?
Use the formula MPa = psi × 0.006894757. For example, 5 psi × 0.006894757 = 0.03447379 MPa.