Psi to Mpa ConverterRight in Your Browser
Convert pounds per square inch (psi) to megapascals (MPa). Psi (pounds per square inch) is the US pressure unit for tires, air compressors and plumbing. The megapascal (MPa) is one million pascals — the engineering unit for material strength and hydraulics. Everything is calculated locally in your browser — no server, and it works offline.
0.00689476 MPa
in megapascals (megapascal)
To convert pounds per square inch to megapascals, multiply the pound per square inch value by 0.00689476.
Switch to Mpa to PsiPsi to Mpa Chart
| Pounds per square inch (psi) | Megapascals (MPa) |
|---|---|
| 1 | 0.00689476 |
| 2 | 0.0137895 |
| 3 | 0.0206843 |
| 4 | 0.027579 |
| 5 | 0.0344738 |
| 10 | 0.0689476 |
| 20 | 0.137895 |
| 50 | 0.344738 |
| 100 | 0.689476 |
Frequently Asked Questions
How many megapascals are in a pound per square inch?
One pound per square inch equals 0.00689476 megapascals (1 psi = 0.00689476 MPa). So to go from pounds per square inch to megapascals, multiply the pound per square inch value by 0.00689476.
What is the formula to convert pounds per square inch to megapascals?
To convert pounds per square inch to megapascals, multiply the pound per square inch value by 0.00689476. For example, 10 psi is 0.0689476 MPa.
What is 32 pounds per square inch in megapascals?
32 pounds per square inch — typical car tire pressure — is 0.220632 megapascals. The converter above works for any value, entirely in your browser.
Is the pound per square inch to megapascal conversion exact?
The factor used here is the defined value: 1 psi = 0.006894757293 MPa. Results are rounded to six significant digits for readability, so for high-precision work use the full factor.
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