Pounds per square inch to Bar
Pounds per square inch to Bar (psi to bar) Converter
1 pound per square inch = 0.068948 bar
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- 1 psi = 0.068948 bar
- 5 psi = 0.34474 bar
- 10 psi = 0.68948 bar
- 25 psi = 1.7237 bar
- PascalsPa
- HectopascalshPa
- KilopascalskPa
- MegapascalsMPa
- Barbar
- Millibarmbar
- Pounds per square inchpsi
- Standard atmospheresatm
- Millimetres of mercurymmHg
- TorrTorr
- Inches of mercury (US)inHg
- Inches of water (US)inH₂O
- Kilograms-force per cm²kgf/cm²
- GigapascalsGPa
- Newtons per square millimetreN/mm²
- Kips per square inch (US)ksi
- Pounds-force per square footlbf/ft²
- Pascals6,894.8Pa
- Hectopascals68.948hPa
- Kilopascals6.8948kPa
- Megapascals0.0068948MPa
- Bar0.068948bar
- Millibar68.948mbar
- Pounds per square inch1psi
- Standard atmospheres0.068046atm
- Millimetres of mercury51.715mmHg
- Torr51.715Torr
- Inches of mercury (US)2.036inHg
- Inches of water (US)27.68inH₂O
- Kilograms-force per cm²0.070307kgf/cm²
- Gigapascals0.0000068948GPa
- Newtons per square millimetre0.0068948N/mm²
- Kips per square inch (US)0.001ksi
- Pounds-force per square foot144lbf/ft²
Quick examples
1 pound per square inch = 0.068948 bar · 1 bar = 14.504 psi
- 1 pound per square inch = 0.068948 bar
- 5 pounds per square inch = 0.34474 bar
- 10 pounds per square inch = 0.68948 bar
- 25 pounds per square inch = 1.7237 bar
- 100 pounds per square inch = 6.8948 bar
How it’s calculated
bar = psi × 0.06894757293
- Multiply the value in pounds per square inch by 0.06894757293.
- To go back, divide by 0.06894757293 (or multiply by 14.50377377).
- 1 psi = 0.06894757293 bar · 1 bar = 14.50377377 psi
About these units
Pound per square inch (psi)
US & imperial (identical)
1 psi ≈ 6,894.7573 Pa
Pounds of force per square inch, about 6,894.757 Pa. Common for tyres and gauges in the US.
Source: NIST SP 811 / Handbook 44
Bar (bar)
metric (non-SI)
1 bar = 100,000 Pa (exact)
Defined as exactly 100,000 Pa.
Source: NIST SP 811 / Handbook 44
Pounds per square inch to bar conversion table
| Pounds per square inch (psi) | Bar (bar) |
|---|---|
| 0.1 psi | 0.0068948 bar |
| 0.5 psi | 0.034474 bar |
| 1 psi | 0.068948 bar |
| 2 psi | 0.1379 bar |
| 3 psi | 0.20684 bar |
| 4 psi | 0.27579 bar |
| 5 psi | 0.34474 bar |
| 6 psi | 0.41369 bar |
| 7 psi | 0.48263 bar |
| 8 psi | 0.55158 bar |
| 9 psi | 0.62053 bar |
| 10 psi | 0.68948 bar |
| 15 psi | 1.0342 bar |
| 20 psi | 1.379 bar |
| 25 psi | 1.7237 bar |
| 30 psi | 2.0684 bar |
| 40 psi | 2.7579 bar |
| 50 psi | 3.4474 bar |
| 75 psi | 5.1711 bar |
| 100 psi | 6.8948 bar |
| 250 psi | 17.237 bar |
| 500 psi | 34.474 bar |
| 1,000 psi | 68.948 bar |
Related conversions
Frequently asked questions
How do I convert pounds per square inch to bar?
Use bar = psi × 0.06894757293. Multiply the value in pounds per square inch by 0.06894757293.
How many bar are in 1 pound per square inch?
1 pound per square inch (psi) equals 0.068948 bar (bar); more precisely 0.06894757293.
How many pounds per square inch are in 1 bar?
1 bar (bar) equals 14.504 pounds per square inch (psi); more precisely 14.50377377.
What is 10 psi in bar?
10 pounds per square inch = 0.68948 bar.
What is a pound per square inch?
Pounds of force per square inch, about 6,894.757 Pa. Common for tyres and gauges in the US.
What is a bar?
Defined as exactly 100,000 Pa.
Formula: bar = psi × 0.06894757293. Factors last reviewed 2026-10-27.