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Formula
bar = psi × 0.0689475729
Example
Example: convert 20 pounds per square inch to bar.
20 psi = 1.37895146 bar
Conversion table
| pounds per square inch (psi) | bar (bar) |
|---|---|
| 1 psi | 0.06894757 bar |
| 2 psi | 0.13789515 bar |
| 5 psi | 0.34473786 bar |
| 10 psi | 0.68947573 bar |
| 20 psi | 1.37895146 bar |
| 50 psi | 3.44737865 bar |
| 100 psi | 6.89475729 bar |
Explanation
These are both units.
How to convert pounds per square inch to bar
- Start with the value in pounds per square inch (psi).
- Multiply it by 0.0689475729.
- The result is the measurement in bar (bar).
Example: 20 psi → 1.37895146 bar
Frequently Asked Questions
How much is 20 pounds per square inch in bar?
20 pounds per square inch is about 1.378951 bar.
How many bar is 1 pound per square inch?
1 pound per square inch is about 0.068948 bar.
How many pounds per square inch is 1 bar?
1 bar is about 14.503774 pounds per square inch.
What is the difference between pounds per square inch and bar?
Both measure pressure, but they are commonly used in different contexts. Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Bar are commonly used in industry and some technical contexts.
Where are pounds per square inch and bar used?
In practice: Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Bar are commonly used in industry and some technical contexts.
Why does 1 pound per square inch equal 0.068948 bar?
Because pressure units are defined with a fixed relationship (often relative to the pascal). To convert, multiply by that factor.