Convert psi to MPa
Pounds per square inch to megapascals. Enter a value to convert, or use the psi to MPa chart further down the page.
1 pound per square inch equals 0.006894757293 megapascals. Going the other way, 1 megapascal = 145.0377377 pounds per square inch.
How to convert psi to MPa
To convert pounds per square inch to megapascals, multiply the pound per square inch value by 0.006894757293. You can also divide by 145.0377377 to get the same answer.
MPa = psi × 0.006894757293
Worked example
Convert 15 psi to megapascals:
15 psi = 0.1034213594 MPa
psi to MPa conversion chart
Use this psi to MPa table for quick reference without typing anything.
| pounds per square inch (psi) | megapascals (MPa) |
|---|---|
| 0.01 psi | 0.00006894757293 MPa |
| 0.1 psi | 0.0006894757293 MPa |
| 1 psi | 0.006894757293 MPa |
| 2 psi | 0.01378951459 MPa |
| 3 psi | 0.02068427188 MPa |
| 5 psi | 0.03447378647 MPa |
| 10 psi | 0.06894757293 MPa |
| 20 psi | 0.1378951459 MPa |
| 50 psi | 0.3447378647 MPa |
| 100 psi | 0.6894757293 MPa |
| 1,000 psi | 6.894757293 MPa |
What is a pound per square inch?
One psi is one pound-force per square inch, about 6,894.76 pascals. It is the standard pressure unit for tyres and hydraulics in the US.
What is a megapascal?
The megapascal (MPa) is a unit of pressure equal to 1000000 pascals.
Frequently asked questions
How many MPa are in a pound per square inch?
1 psi equals 0.006894757293 MPa. Going the other way, 1 MPa is 145.0377377 psi.
How do you convert psi to MPa?
To convert pounds per square inch to megapascals, multiply the pound per square inch value by 0.006894757293. You can also divide by 145.0377377 to get the same answer.
What is 10 psi in MPa?
10 psi equals 0.06894757293 MPa. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert psi to other units
- MPa to psi
- psi to bar
- psi to pascals
- psi to kPa
- psi to atm
- psi to mmHg
- psi to torr
- psi to millibars
- psi to inHg
Convert other units to MPa
Popular conversions
cm to inchesinches to cmkg to lbslbs to kgCelsius to FahrenheitFahrenheit to Celsiusmm to inchesinches to mmkm to milesmiles to kmmeters to feetfeet to meterscm to feetfeet to inchesinches to feetml to fl ozfl oz to mlliters to gallonsgallons to literscups to ml