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Convert PSI (Pounds per Square Inch) to Bar.
Input the value of psi below to convert instantly to bars with standard conversions, definitions, and equations.
How to Convert PSI to Bars
To convert psi (pounds per square inch) to bar, we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.
psi-to-bar-formula.py
# Mathematical Formula
Value in Bars = Value in PSI × 0.068948
# Worked Example (5 psi)
5 psi × 0.068948 = 0.3447 bar
What is a PSI (Pounds per Square Inch)?
PSI (Pounds per Square Inch) (psi)
US customary unit of pressure, representing pound-force applied to 1 square inch.
What is a Bar?
Bar (bar)
Metric unit of pressure defined as exactly 100,000 Pascals (approx. atmospheric pressure at sea level).
PSI (Pounds per Square Inch) to Bar Conversion Table
| PSI (Pounds per Square Inch) (psi) | Bar (bar) |
|---|---|
| 1 psi | 0.06895 bar |
| 2 psi | 0.1379 bar |
| 3 psi | 0.20684 bar |
| 5 psi | 0.34474 bar |
| 10 psi | 0.68948 bar |
| 15 psi | 1.03421 bar |
| 20 psi | 1.37895 bar |
| 25 psi | 1.72369 bar |
| 50 psi | 3.44738 bar |
| 100 psi | 6.89476 bar |
| 250 psi | 17.23689 bar |
| 500 psi | 34.47379 bar |
| 1000 psi | 68.94757 bar |
Bar to PSI (Pounds per Square Inch) Conversion Table
| Bar (bar) | PSI (Pounds per Square Inch) (psi) |
|---|---|
| 1 bar | 14.50377 psi |
| 2 bar | 29.00755 psi |
| 3 bar | 43.51132 psi |
| 5 bar | 72.51887 psi |
| 10 bar | 145.03774 psi |
| 15 bar | 217.55661 psi |
| 20 bar | 290.07548 psi |
| 25 bar | 362.59434 psi |
| 50 bar | 725.18869 psi |
| 100 bar | 1450.37738 psi |
| 250 bar | 3625.94344 psi |
| 500 bar | 7251.88689 psi |
| 1000 bar | 14503.77377 psi |
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