Convert atmospheres to pounds per square inch
Atmosphere (atm) to pound per square inch (psi). One atmosphere equals 14.6959 pounds per square inch.
Formula
Atmosphere to pound per square inch conversion table
| Atmospheres | Pounds per square inch | Pounds per square inch | Atmospheres |
|---|---|---|---|
| 1 atm | 14.6959 psi | 1 psi | 0.068046 atm |
| 2 atm | 29.3919 psi | 2 psi | 0.136092 atm |
| 3 atm | 44.0878 psi | 3 psi | 0.204138 atm |
| 5 atm | 73.4797 psi | 5 psi | 0.34023 atm |
| 10 atm | 146.96 psi | 10 psi | 0.68046 atm |
| 20 atm | 293.92 psi | 20 psi | 1.3609 atm |
| 50 atm | 734.8 psi | 50 psi | 3.4023 atm |
| 100 atm | 1469.59 psi | 100 psi | 6.8046 atm |
| 500 atm | 7347.97 psi | 500 psi | 34.023 atm |
| 1000 atm | 14695.95 psi | 1000 psi | 68.046 atm |
To convert atmospheres to pounds per square inch, multiply the number of atmospheres by 14.6959. One atmosphere equals 14.6959 pounds per square inch, and one pound per square inch equals 0.068046 atmospheres, so the relationship is fixed and exact. As a worked example, 10 atm comes to 146.96 psi. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a pressure conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common atmosphere values already worked out in pounds per square inch, plus the reverse pound per square inch to atmosphere direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many pounds per square inch are in an atmosphere?
One atmosphere equals 14.6959 pounds per square inch. The ratio is constant, so you can multiply any number of atmospheres by 14.6959 to get pounds per square inch.
What is the formula to convert atmospheres to pounds per square inch?
Use pounds per square inch = atmospheres × 14.6959. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert pounds per square inch back to atmospheres?
Go the other way by using one pound per square inch equals 0.068046 atmospheres. You can also press the swap button in the converter above to flip the direction in one click.
Is this atmosphere to pound per square inch converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.