MPa to psi converter
1 megapascal equals 145.038 pounds per square inch. Conversions use psi = MPa × 145.04
MPa → 145.038 psi
psi = MPa × 145.04
Converter
Worked examples
- 1 MPa = 145.038 psi
- 2 MPa = 290.075 psi
- 5 MPa = 725.189 psi
- 10 MPa = 1,450.38 psi
- 100 MPa = 14,503.77 psi
megapascals to pounds per square inch conversion table
| MPa | psi | Arithmetic |
|---|---|---|
| 1 MPa | 145.038 psi | × 145.04 |
| 2 MPa | 290.075 psi | × 145.04 |
| 3 MPa | 435.113 psi | × 145.04 |
| 4 MPa | 580.151 psi | × 145.04 |
| 5 MPa | 725.189 psi | × 145.04 |
| 6 MPa | 870.226 psi | × 145.04 |
| 8 MPa | 1,160.3 psi | × 145.04 |
| 10 MPa | 1,450.38 psi | × 145.04 |
| 12 MPa | 1,740.45 psi | × 145.04 |
| 15 MPa | 2,175.57 psi | × 145.04 |
| 20 MPa | 2,900.75 psi | × 145.04 |
| 25 MPa | 3,625.94 psi | × 145.04 |
| 30 MPa | 4,351.13 psi | × 145.04 |
| 40 MPa | 5,801.51 psi | × 145.04 |
| 50 MPa | 7,251.89 psi | × 145.04 |
| 60 MPa | 8,702.26 psi | × 145.04 |
| 70 MPa | 10,152.64 psi | × 145.04 |
| 80 MPa | 11,603.02 psi | × 145.04 |
| 90 MPa | 13,053.4 psi | × 145.04 |
| 100 MPa | 14,503.77 psi | × 145.04 |
How to convert MPa to psi
- Take your value in megapascals.
- Multiply by 145.04
- That is your answer in pounds per square inch — no rounding needed until you choose a display precision.
Related conversions
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Questions
How many pounds per square inch in 1 megapascal?
Exactly 145.038 psi. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert MPa to psi?
Multiply the megapascals figure by 145.04 — or use the converter above, which updates as you type.
Is MPa to psi the same as psi to MPa?
No — they are inverses. One MPa is 145.038 psi, while one psi is 0.0068947573 MPa.
What is 1 MPa in psi?
1 MPa = 145.038 psi (see the value page for the full arithmetic).