How to convert bars to pounds per square inch
psi = bar × 14.50377377Multiply the value in bars by 14.50377377. To go the other way, multiply by 0.06894757293 (or divide by 14.50377377).
A bar is larger than a pound per square inch: one bar contains 14.50377377 pounds per square inch.
Worked examples
- 1 bar1 bar × 14.50377377 = 14.50377377 psi
- 5 bars5 bar × 14.50377377 = 72.51886887 psi
- 10 bars10 bar × 14.50377377 = 145.0377377 psi
- 20 bars20 bar × 14.50377377 = 290.0754755 psi
- 100 bars100 bar × 14.50377377 = 1,450.377377 psi
Bars to pounds per square inch conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Bars (bar) | Pounds per square inch (psi) |
|---|---|
| 0.1 bar | 1.4503774 psi |
| 0.25 bar | 3.6259434 psi |
| 0.5 bar | 7.2518869 psi |
| 1 bar | 14.503774 psi |
| 2 bar | 29.007548 psi |
| 3 bar | 43.511321 psi |
| 4 bar | 58.015095 psi |
| 5 bar | 72.518869 psi |
| 6 bar | 87.022643 psi |
| 7 bar | 101.52642 psi |
| 8 bar | 116.03019 psi |
| 9 bar | 130.53396 psi |
| 10 bar | 145.03774 psi |
| Bars (bar) | Pounds per square inch (psi) |
|---|---|
| 12 bar | 174.04529 psi |
| 15 bar | 217.55661 psi |
| 20 bar | 290.07548 psi |
| 25 bar | 362.59434 psi |
| 30 bar | 435.11321 psi |
| 40 bar | 580.15095 psi |
| 50 bar | 725.18869 psi |
| 75 bar | 1,087.783 psi |
| 100 bar | 1,450.3774 psi |
| 250 bar | 3,625.9434 psi |
| 500 bar | 7,251.8869 psi |
| 1,000 bar | 14,503.774 psi |
About the units
Bar (bar)
Exactly 100,000 Pa, very close to one atmosphere. Common for tyres, scuba tanks and espresso machines (9 bar).
Pound per square inch (psi)
One pound-force per square inch, about 6,894.76 Pa. US tire, air-compressor and hydraulic pressures are given in psi. One pound per square inch equals 6,894.757293 pascals (Pa).
Frequently asked questions
How many pounds per square inch are in one bar?
There are 14.50377377 pounds per square inch in one bar, and this value is exact by definition.
How do I convert bars to pounds per square inch?
Multiply the number of bars by 14.50377377. For example, 10 bar × 14.50377377 = 145.0377377 psi.
How many bars are in one pound per square inch?
One pound per square inch equals 0.06894757293 bars. That is the reverse factor, 1 ÷ 14.50377377.
What is 10 bars in pounds per square inch?
10 bar = 145.0377377 psi.
Is this bar to psi converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.