Table Of Contents
Gigapascal to pounds-force per square inch Conversion
1 gigapascal (GPa) is equal to 145037.7377 pounds-force per square inch (psi).
1 GPa = 145037.7377 psi
or
1 psi = 0.000006894757293 GPa
Formula
To convert a pressure from gigapascal (GPa) to pounds-force per square inch (psi), multiply the pressure in gigapascal by 145037.7377
p(psi) = p(GPa) × 145037.7377
Examples:
Convert 100 gigapascal to pounds-force per square inch:
p(psi) = 100GPa × 145037.7377 = 14503773.77 psi
Conversion table
| Gigapascal (GPa) | Pounds-force per square inch (psi) |
|---|---|
| 1 GPa | 145037.737730217 psi |
| 2 GPa | 290075.475460434 psi |
| 3 GPa | 435113.21319065 psi |
| 5 GPa | 725188.688651084 psi |
| 10 GPa | 1450377.377302168 psi |
| 20 GPa | 2900754.754604336 psi |
| 25 GPa | 3625943.44325542 psi |
| 50 GPa | 7251886.886510841 psi |
| 100 GPa | 1.4503773773021681e7 psi |
| 250 GPa | 3.625943443255421e7 psi |
| 500 GPa | 7.251886886510842e7 psi |
| 1000 GPa | 1.4503773773021683e8 psi |
| Pounds-force per square inch (psi) | Gigapascal (GPa) |
|---|---|
| 1 psi | 6.894757e-6 GPa |
| 2 psi | 1.378951e-5 GPa |
| 3 psi | 2.068427e-5 GPa |
| 5 psi | 3.447379e-5 GPa |
| 10 psi | 6.894757e-5 GPa |
| 20 psi | 1.37895e-4 GPa |
| 25 psi | 1.72369e-4 GPa |
| 50 psi | 3.44738e-4 GPa |
| 100 psi | 6.89476e-4 GPa |
| 250 psi | 0.001723689 GPa |
| 500 psi | 0.003447379 GPa |
| 1000 psi | 0.006894757 GPa |
Frequently asked questions
How do I convert gigapascal to pounds-force per square inch?
Multiply the value in gigapascal by 145037.7377 to get the result in pounds-force per square inch. For example, 5 GPa × 145037.7377 = 725188.688651084 psi.
How many pounds-force per square inch are in 1 gigapascal?
1 gigapascal (GPa) is equal to 145037.737730217 pounds-force per square inch (psi).
How do I convert pounds-force per square inch back to gigapascal?
Use the inverse operation: divide the value in pounds-force per square inch by 145037.7377 to get the result in gigapascal.
How accurate is the gigapascal to pounds-force per square inch conversion?
The converter multiplies by the conversion factor 145037.7377 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Guide to the SI, Appendix B.8: Factors for Units Listed Alphabetically (NIST SP 811, 2008 edition)
- Resolution 4 of the 10th CGPM (1954): Definition of the standard atmosphere