Bar to PSI Conversion

Convert between Bar and PSI quickly and accurately.

bar
psi

How to Convert Bar to PSI

Conversion Formula

1 bar = 14.504 psi
1 psi = 0.069 bar

Example

Convert 15 bar to psi:

15 bar = 15 × 14.504 psi = 217.557 psi

Unit Information

Learn about the pressure units you're converting between

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

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 to PSI Conversion Table

Bar [bar] PSI [psi]
1 bar 14.503774 psi
10 bar 145.037738 psi
25 bar 362.594344 psi
50 bar 725.188689 psi
100 bar 1450.377377 psi
0 bar 0E+0 psi
-10 bar -145.037738 psi
-40 bar -580.150951 psi

Related Conversions

Explore more Pressure conversion options

Bar to Pascal

Quick conversion

Bar to Kilopascal

Quick conversion

Bar to PSI

Quick conversion

Bar to KSI

Quick conversion

Bar to Standard Atmosphere

Quick conversion

Bar to Exapascal

Quick conversion

Bar to Petapascal

Quick conversion

Bar to Terapascal

Quick conversion

Bar to Gigapascal

Quick conversion

Bar to Megapascal

Quick conversion

Bar to Hectopascal

Quick conversion

Bar to Dekapascal

Quick conversion

Bar to Decipascal

Quick conversion

Bar to Centipascal

Quick conversion

Bar to Millipascal

Quick conversion

Bar to Micropascal

Quick conversion

Bar to Nanopascal

Quick conversion

Bar to Picopascal

Quick conversion

Bar to Femtopascal

Quick conversion

Bar to Attopascal

Quick conversion

Bar to Newton/Square Meter

Quick conversion

Bar to Newton/Square Centimeter

Quick conversion

Bar to Newton/Square Millimeter

Quick conversion

Bar to Kilonewton/Square Meter

Quick conversion

Bar to Millibar

Quick conversion

Bar to Microbar

Quick conversion

Bar to Dyne/Square Centimeter

Quick conversion

Bar to Kilogram-force/Square Meter

Quick conversion

Bar to Kilogram-force/Square Centimeter

Quick conversion

Bar to Kilogram-force/Square Millimeter

Quick conversion

Bar to Gram-force/Square Centimeter

Quick conversion

Bar to Ton-force (Short)/Square Foot

Quick conversion

Bar to Ton-force (Short)/Square Inch

Quick conversion

Bar to Ton-force (Long)/Square Foot

Quick conversion

Bar to Ton-force (Long)/Square Inch

Quick conversion

Bar to Kip-force/Square Inch

Quick conversion

Bar to Pound-force/Square Foot

Quick conversion

Bar to Pound-force/Square Inch

Quick conversion

Bar to Poundal/Square Foot

Quick conversion

Bar to Torr

Quick conversion

Bar to Centimeter Mercury (0°C)

Quick conversion

Bar to Millimeter Mercury (0°C)

Quick conversion

Bar to Inch Mercury (32°F)

Quick conversion

Bar to Inch Mercury (60°F)

Quick conversion

Bar to Centimeter Water (4°C)

Quick conversion

Bar to Millimeter Water (4°C)

Quick conversion

Bar to Inch Water (4°C)

Quick conversion

Bar to Foot Water (4°C)

Quick conversion

Bar to Inch Water (60°F)

Quick conversion

Bar to Foot Water (60°F)

Quick conversion

Bar to Atmosphere Technical

Quick conversion