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Convert Pounds per Square Inch to Megapascals

1 pound per square inch = 0.0068947573 megapascals. Multiply the number of pounds per square inch by 0.00689475729317.

Result
0.006894757293

1 psi = 0.006894757293 MPa

Multiply the number of pounds per square inch by 0.00689475729317.

Results are rounded for display. Double-check values for critical work.

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Pounds per Square Inch to Megapascals table

Pounds per Square InchMegapascals
1 psi0.0068947573 MPa
2 psi0.013789515 MPa
3 psi0.020684272 MPa
4 psi0.027579029 MPa
5 psi0.034473786 MPa
10 psi0.068947573 MPa
20 psi0.13789515 MPa
25 psi0.17236893 MPa
50 psi0.34473786 MPa
100 psi0.68947573 MPa
500 psi3.4473786 MPa
1000 psi6.8947573 MPa

About these units

The pound per square inch (psi) is an imperial unit of pressure, equal to 6,894.7573 pascals.

The megapascal (MPa) is a metric unit of pressure, equal to 1,000,000 pascals.

Going the other way, 1 megapascal = 145.03774 pounds per square inch. Tyre pressure in psi, weather in hectopascals, blood pressure in mmHg, hydraulics in bar — pressure has more competing units than almost any other quantity. Convert them all through the pascal.

Frequently asked

How many megapascals are in a pound per square inch?
1 pound per square inch = 0.0068947573 megapascals.
How do you convert pounds per square inch to megapascals?
Multiply the number of pounds per square inch by 0.00689475729317.
What is 10 psi in MPa?
10 psi = 0.068947573 MPa.

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