Convert Atmosphere to Pound per Square Inch
Use this free converter to change atmospheres (atm) into pounds per square inch (psi). Atmosphere and pound per square inch both measure pressure. As a quick reference, 1 atm equals 14.695949 psi, and 1 psi equals 0.068045964 atm.
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Pound per Square Inch (psi)
14.695949
1 atm = 14.695949 psi
Pressure conversion table
| Atmosphere | Pound per Square Inch |
|---|---|
| 0.01 | 0.14695949 |
| 0.1 | 1.4695949 |
| 0.5 | 7.3479744 |
| 1 | 14.695949 |
| 2 | 29.391898 |
| 3 | 44.087846 |
| 5 | 73.479744 |
| 10 | 146.95949 |
| 20 | 293.91898 |
| 25 | 367.39872 |
| 50 | 734.79744 |
| 100 | 1469.5949 |
| 1,000 | 14695.949 |
How to convert Atmosphere to Pound per Square Inch
Multiply the atmosphere value by 14.695949 to get pounds per square inch.
- Enter the number of atmospheres you want to convert.
- The converter instantly shows the equivalent value in pounds per square inch.
- Worked example: 15 atm × 14.695949 = 220.43923 psi.
- Use the swap button to reverse the conversion (pound per square inch to atmosphere).
About these units
Atmosphere (atm)
- Definition
- A standard atmosphere (atm) is defined as exactly 101,325 pascals, roughly average sea-level pressure.
- History
- It was standardised as a reference pressure for scientific work.
- Current use
- Atmospheres are used in chemistry, physics, and diving as a reference pressure.
Pound per Square Inch (psi)
- Definition
- Pounds per square inch (psi) is an imperial pressure unit, the force of one pound over one square inch.
- History
- It developed with the imperial system and steam-engine engineering.
- Current use
- Psi is the common pressure unit for tyres and compressed gas in the United States.
Frequently asked questions
How many pounds per square inch are in a atmosphere?
There are 14.695949 psi in 1 atm. To convert, multiply the number of atmospheres by 14.695949.
How do I convert atmospheres to pounds per square inch?
Multiply the atmosphere value by 14.695949 to get pounds per square inch. For example, 10 atm = 146.95949 psi.
Is this atmosphere-to-pound per square inch converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Atmosphere to other pressure units
| Unit | 1 Atmosphere equals |
|---|---|
| Pascal (Pa) | 101325 Pa |
| Kilopascal (kPa) | 101.325 kPa |
| Bar (bar) | 1.01325 bar |
| Pound per Square Inch (psi) | 14.695949 psi |
| Torr (Torr) | 760 Torr |
| Millibar (mbar) | 1013.25 mbar |