Convert pound per square inch to bar
1 psi = 0.06894757293 bar
1 psi = 0.0689 bar
1 psi in every pressure unit
| pascal | 6,890 Pa |
| kilopascal | 6.89 kPa |
| megapascal | 0.00689 MPa |
| bar | 0.0689 bar |
| atmosphere | 0.068 atm |
| millimeter of mercury | 51.7 mmHg |
| pound per square inch | 1 psi |
| foot of water column | 2.31 ft H₂O |
| gigapascal | 0.00000689 GPa |
| kip per square inch | 0.001 ksi |
| inch of mercury | 2.04 inHg |
| inch of water column | 27.7 in w.g. |
How the conversion works
Multiply by 0.06894757293 to go from pound per square inch to bar, or divide by it to go back. Every conversion on this site routes through the SI value (Pa) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? bar to pound per square inch — 1 bar = 14.50377377 psi.
pound per square inch to bar — common values
| 1 psi | 0.068947573 bar |
| 2 psi | 0.13789515 bar |
| 3 psi | 0.20684272 bar |
| 5 psi | 0.34473786 bar |
| 10 psi | 0.68947573 bar |
| 15 psi | 1.0342136 bar |
| 20 psi | 1.3789515 bar |
| 25 psi | 1.7236893 bar |
| 50 psi | 3.4473786 bar |
| 75 psi | 5.171068 bar |
| 100 psi | 6.8947573 bar |
| 250 psi | 17.236893 bar |
| 500 psi | 34.473786 bar |
| 1000 psi | 68.947573 bar |