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Calculators » Conversion » Pressure » Psi to mpa/ Mpa to psi

Convert between Pounds per square inch and Megapascal

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Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert pressure measurements from pounds per square inch to megapascal and megapascal to pounds per square inch.

Enter the value you want to convert, and leave the target field blank.

Result window

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Conversion formula

1 megapascal (mpa) = 145.0377439 pounds per square inch (psi)

1 pounds per square inch (psi) = 0.0068948 megapascal (mpa)

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