CALCULATOR
MPa to PSI Conversion
MPa to PSI. Example: Value in MPa: 2.5 gives 362.594344326 psi. Converts pressure units while preserving the supplied absolute or gauge reference. Standard atmosphere is exactly 101325 Pa; Torr is exactly 1/760 atmosphere; psi is pound-force per square inch using standard gravity 9.80665 m/s², international pound 0.45359237 kg and inch 0.0254 m. This tool does not add atmospheric pressure or infer
How the calculation works
value × 1290320000000000/8896443230521
Worked example
With value in mpa 1 MPa, result in psi is 145.0377377 psi.
Assumptions and limits
Converts pressure units while preserving the supplied absolute or gauge reference. Standard atmosphere is exactly 101325 Pa; Torr is exactly 1/760 atmosphere; psi is pound-force per square inch using standard gravity 9.80665 m/s², international pound 0.45359237 kg and inch 0.0254 m. This tool does not add atmospheric pressure or infer local weather.