Pounds per square inch (psi) - Pressure Conversions
Pounds per square inch (or pound-force per square inch) is a non-SI unit of Pressure. The symbol for pounds per square inch is psi or lbf/in2.
Select a Conversion
Select one of the psi conversions below:
- Pounds per square inch to Atmosphere (psi to atm)
- Pounds per square inch to Bar (psi to bar)
- Pounds per square inch to Kilopascal (psi to kPa)
- Pounds per square inch to Megapascal (psi to MPa)
- Pounds per square inch to Millimeters of mercury (psi to mmHg)
- Pounds per square inch to Pascal (psi to Pa)
- Pounds per square inch to Torr (psi to Torr)
Unit Summary
This table provides a summary of the Pressure units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| pascal | Pa | International System of Units (SI) |
| kilopascal | kPa | International System of Units (SI) |
| megapascal | MPa | International System of Units (SI) |
| atmosphere | atm | Non-SI (International) |
| pounds per square inch | psi or lbf/in2 | Non-SI (International) |
| millimeters of mercury | mmHg | Non-SI (International) |
| bar | bar | Non-SI (International) |
| torr | Torr | Non-SI (International) |
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