The MPa and PSI Pressure Conversion Calculator provides a quick and reliable way to convert pressure values between megapascals (MPa) and pounds per square inch (PSI). Commonly used in pipe specifications, mill test reports, and engineering standards, this tool helps ensure accuracy when working between metric and imperial pressure units. Ideal for engineers, inspectors, and buyers, the calculator simplifies specification review, pressure rating comparisons, and project documentation across international standards.

PSI to MPA
PSI / 145.038 = MPA

This field is for validation purposes and should be left unchanged.

MPA to PSI
MPA × 145.038 = PSI

This field is for validation purposes and should be left unchanged.

 

DISCLAIMER: The calculators and information provided on this page are offered for general informational purposes only. While Omega Steel is experienced in API X65 line pipe products, this content is not intended to serve as engineering advice or as a substitute for consultation with a licensed professional engineer.

All calculations are based on generalized assumptions and may not account for project‑specific variables, applicable codes, or regulatory requirements. Users assume full responsibility for the use of this information. Omega Steel expressly disclaims any liability for damages, losses, or claims arising from reliance on these calculators or the results they produce.