PSI to Bar Conversion
Convert between PSI and Bar quickly and accurately.
How to Convert PSI to Bar
Conversion Formula
Example
Convert 15 psi to bar:
Unit Information
Learn about the pressure units you're converting between
PSI
psi
Definition
Pounds per square inch (symbol: psi) is a unit of pressure in the imperial system, representing the pressure resulting from a force of one pound-force applied to an area of one square inch. It equals approximately 6,895 pascals.
History/Origin
PSI was developed in the British imperial system for measuring pressure in mechanical and hydraulic systems. It became widely used in the United States and remains the standard unit for many pressure measurements in American industry.
Current Use
PSI is used extensively in the United States for tire pressure, hydraulic systems, pneumatic tools, industrial pressure measurements, automotive applications, and mechanical engineering specifications.
Multiplier
6894.757
Offset
0
Bar
bar
Definition
A bar (symbol: bar) is a unit of pressure equal to 100,000 pascals or approximately 0.987 atmospheres. It is widely used in meteorology, engineering, and industrial applications for measuring atmospheric and gauge pressures.
History/Origin
The bar was introduced in the early 20th century as a metric unit of pressure, derived from the Greek word "baros" meaning weight. It became widely adopted in Europe and is still commonly used despite not being an SI unit.
Current Use
Bars are used in meteorology for atmospheric pressure measurements, in diving for water pressure calculations, in industrial processes for pressure monitoring, and in engineering for hydraulic and pneumatic system specifications.
Multiplier
100000
Offset
0
PSI to Bar Conversion Table
| PSI [psi] | Bar [bar] |
|---|---|
| 1 psi | 0.068948 bar |
| 10 psi | 0.689476 bar |
| 25 psi | 1.723689 bar |
| 50 psi | 3.447379 bar |
| 100 psi | 6.894757 bar |
| 0 psi | 0E+0 bar |
| -10 psi | -0.689476 bar |
| -40 psi | -2.757903 bar |
Related Conversions
Explore more Pressure conversion options
PSI to Pascal
Quick conversion
PSI to Kilopascal
Quick conversion
PSI to Bar
Quick conversion
PSI to KSI
Quick conversion
PSI to Standard Atmosphere
Quick conversion
PSI to Exapascal
Quick conversion
PSI to Petapascal
Quick conversion
PSI to Terapascal
Quick conversion
PSI to Gigapascal
Quick conversion
PSI to Megapascal
Quick conversion
PSI to Hectopascal
Quick conversion
PSI to Dekapascal
Quick conversion
PSI to Decipascal
Quick conversion
PSI to Centipascal
Quick conversion
PSI to Millipascal
Quick conversion
PSI to Micropascal
Quick conversion
PSI to Nanopascal
Quick conversion
PSI to Picopascal
Quick conversion
PSI to Femtopascal
Quick conversion
PSI to Attopascal
Quick conversion
PSI to Newton/Square Meter
Quick conversion
PSI to Newton/Square Centimeter
Quick conversion
PSI to Newton/Square Millimeter
Quick conversion
PSI to Kilonewton/Square Meter
Quick conversion
PSI to Millibar
Quick conversion
PSI to Microbar
Quick conversion
PSI to Dyne/Square Centimeter
Quick conversion
PSI to Kilogram-force/Square Meter
Quick conversion
PSI to Kilogram-force/Square Centimeter
Quick conversion
PSI to Kilogram-force/Square Millimeter
Quick conversion
PSI to Gram-force/Square Centimeter
Quick conversion
PSI to Ton-force (Short)/Square Foot
Quick conversion
PSI to Ton-force (Short)/Square Inch
Quick conversion
PSI to Ton-force (Long)/Square Foot
Quick conversion
PSI to Ton-force (Long)/Square Inch
Quick conversion
PSI to Kip-force/Square Inch
Quick conversion
PSI to Pound-force/Square Foot
Quick conversion
PSI to Pound-force/Square Inch
Quick conversion
PSI to Poundal/Square Foot
Quick conversion
PSI to Torr
Quick conversion
PSI to Centimeter Mercury (0°C)
Quick conversion
PSI to Millimeter Mercury (0°C)
Quick conversion
PSI to Inch Mercury (32°F)
Quick conversion
PSI to Inch Mercury (60°F)
Quick conversion
PSI to Centimeter Water (4°C)
Quick conversion
PSI to Millimeter Water (4°C)
Quick conversion
PSI to Inch Water (4°C)
Quick conversion
PSI to Foot Water (4°C)
Quick conversion
PSI to Inch Water (60°F)
Quick conversion
PSI to Foot Water (60°F)
Quick conversion
PSI to Atmosphere Technical
Quick conversion