Convert pound per square inchs to megapascals
1 psi = 0.00689475729317 MPa — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 27 pressure & stress units
- Gigapascals GPa 0.000 006 894 757 293 17
- Megapascals MPa 0.006 894 757 293 17
- Kilopascals kPa 6.894 757 293 17
- Hectopascals hPa 68.947 572 931 7
- Pascals Pa 6894.757 293 17
- Millipascals mPa 6 894 757.293 17
- Micropascals µPa 6 894 757 293.17
- Bars bar 0.068 947 572 931 7
- Millibars mbar 68.947 572 931 7
- Atmosphere (standard)s atm 0.068 045 963 909 9
- Atmosphere (technical)s at 0.070 306 957 963 9
- Torrs Torr 51.714 932 571 5
- Millitorrs mTorr 51 714.932 571 5
- Millimeter of mercurys mmHg 51.714 925 203 9
- Centimeter of mercurys cmHg 5.171 492 520 39
- Inch of mercurys inHg 2.036 020 677 32
- Millimeter of waters mmH₂O 703.069 579 639
- Centimeter of waters cmH₂O 70.306 957 963 9
- Inch of waters inH₂O 27.679 904 710 2
- Foot of waters ftH₂O 2.306 658 725 85
- Pound per square inchs psi 1
- Kilopound per square inchs ksi 0.001
- Pound per square foots psf 144
- Kilogram-force per square centimeters kgf/cm² 0.070 306 957 963 9
- Kilogram-force per square meters kgf/m² 703.069 579 639
- Newton per square millimeters N/mm² 0.006 894 757 293 17
- Dyne per square centimeters dyn/cm² 68 947.572 931 7
Every row is Pound per square inch (psi) converted through the pascal, in exact rational arithmetic.
How to convert pound per square inchs to megapascals
Multiply the number of pound per square inchs by 0.00689475729317 to get megapascals.
Pound per square inch: Exactly 6894.757 293 168 361 Pa — an exact fraction, because both the pound and the inch are defined exactly.
Pound per square inch to Megapascal conversion table
| Pound per square inchs (psi) | Megapascals (MPa) |
|---|---|
| 1 psi | 0.006 894 757 3 |
| 2 psi | 0.013 789 515 |
| 3 psi | 0.020 684 272 |
| 5 psi | 0.034 473 786 |
| 10 psi | 0.068 947 573 |
| 20 psi | 0.137 895 15 |
| 25 psi | 0.172 368 93 |
| 50 psi | 0.344 737 86 |
| 100 psi | 0.689 475 73 |
| 250 psi | 1.723 689 3 |
| 500 psi | 3.447 378 6 |
| 1000 psi | 6.894 757 3 |
Megapascal to Pound per square inch conversion table
| Megapascals (MPa) | Pound per square inchs (psi) |
|---|---|
| 1 MPa | 145.037 74 |
| 2 MPa | 290.075 48 |
| 3 MPa | 435.113 21 |
| 5 MPa | 725.188 69 |
| 10 MPa | 1450.3774 |
| 20 MPa | 2900.7548 |
| 25 MPa | 3625.9434 |
| 50 MPa | 7251.8869 |
| 100 MPa | 14 503.774 |
| 250 MPa | 36 259.434 |
| 500 MPa | 72 518.869 |
| 1000 MPa | 145 037.74 |
Frequently asked
How many megapascals are in a pound per square inch?
One pound per square inch equals 0.006894757293 megapascals (psi → MPa). That figure is exact, not rounded.
How do you convert pound per square inchs to megapascals?
Multiply the number of pound per square inchs by 0.00689475729317 to get megapascals.
What is 1 MPa in pound per square inchs?
One megapascal is 145.0377377 pound per square inchs.
What is 10 psi in MPa?
10 psi = 0.068 947 573 MPa.
What exactly is a pound per square inch?
Exactly 6894.757 293 168 361 Pa — an exact fraction, because both the pound and the inch are defined exactly.