Online calculator to convert bars to atmospheres (bar to atm) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Pressure units.
Conversion Calculator
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Convert bar to atm
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between bars and atmospheres.
What is a bar (bar)?
A bar is a non-SI unit of Pressure. The symbol for bar is bar. There are 1.01325 bars in an atmosphere.
What is an atmosphere (atm)?
An atmosphere (or standard atmosphere) is a unit of Pressure in the International System of Units (SI). The symbol for atmosphere is atm. There are 0.986923 atmospheres in a bar.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from bar to atm is:
atm = bar ÷ 1.01325
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from bars to atmospheres (bar to atm).
Bar to Atmosphere Conversion Example
Task: Convert 8 bars to atmospheres (show work) Formula: bar ÷ 1.01325 = atm Calculations: 8 bar ÷ 1.01325 = 7.895386 atm Result: 8 bar is equal to 7.895386 atm
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from bar to atm.
Bars to Atmospheres Conversion Chart
| bars (bar) | atmospheres (atm) |
|---|---|
| 1 bar | 0.986923 atm |
| 2 bar | 1.973847 atm |
| 3 bar | 2.96077 atm |
| 4 bar | 3.947693 atm |
| 5 bar | 4.934616 atm |
| 6 bar | 5.92154 atm |
| 7 bar | 6.908463 atm |
| 8 bar | 7.895386 atm |
| 9 bar | 8.882309 atm |
| 10 bar | 9.869233 atm |
| 20 bar | 19.738465 atm |
| 30 bar | 29.607698 atm |
| 40 bar | 39.476931 atm |
| 50 bar | 49.346163 atm |
| 75 bar | 74.019245 atm |
| 100 bar | 98.692327 atm |
| 250 bar | 246.730817 atm |
| 500 bar | 493.461633 atm |
| 750 bar | 740.19245 atm |
| 1,000 bar | 986.923267 atm |
| 2,500 bar | 2,467.308167 atm |
| 5,000 bar | 4,934.616334 atm |
| 7,500 bar | 7,401.9245 atm |
| 10,000 bar | 9,869.232667 atm |
| 25,000 bar | 24,673.081668 atm |
| 50,000 bar | 49,346.163336 atm |
| 75,000 bar | 74,019.245004 atm |
| 100,000 bar | 98,692.326672 atm |
| 250,000 bar | 246,730.816679 atm |
Related Units
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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