Pound per square inch (psi)
The dominant US pressure unit for tyres and plumbing.
Result
1 pound per square inch = 6.894757293 kilopascals
Pound per square inch at a glance
| Unit name | Pound per square inch (plural: pounds per square inch) |
|---|---|
| Symbol | psi |
| Quantity measured | Pressure |
| Measurement system | US customary |
| Also known as | psi, lb/in2, pounds per square inch |
| Definition exact? | No — factor is rounded |
1 pound per square inch in other pressure units
| Unit | 1 psi equals |
|---|---|
| Pascal | 6,894.75729 Pa |
| Hectopascal | 68.9475729 hPa |
| Kilopascal | 6.89475729 kPa |
| Megapascal | 0.006894757 MPa |
| Bar | 0.068947573 bar |
| Millibar | 68.9475729 mbar |
| Standard atmosphere | 0.068045964 atm |
| Torr | 51.7149326 Torr |
| Millimeter of mercury | 51.7149252 mmHg |
| Inch of mercury | 2.03602046 inHg |
| Dyne per square centimeter | 68,947.5729 dyn/cm² |
Popular pound per square inch conversions
Frequently asked questions
- What is a pound per square inch?
- The dominant US pressure unit for tyres and plumbing.
- What is the symbol for the pound per square inch?
- The symbol for the pound per square inch is psi. It measures pressure.
- How many kilopascals are in a pound per square inch?
- 1 pound per square inch = 6.89475729 kilopascals.
- How many bars are in a pound per square inch?
- 1 pound per square inch = 0.068947573 bars.