PSI to Megapascals

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psi
mpa
1 psi = — mpa

Quick reference

PSI (psi)Megapascals (mpa)

Formula

Megapascals = psi × 0.00689476

Multiply the psi value by 0.006894760000000001 to get megapascals. To reverse — divide megapascals by 0.006894760000000001 to get psi.

About this conversion

Pounds per square inch (psi) is an imperial pressure unit widely used in the US for tire pressure, hydraulics, and gas pressure. Learn more →

The megapascal (MPa) equals 1,000,000 pascals, used in material strength and hydraulic systems. Learn more →

Source: NIST International Reference