PSI ↔ Bar Converter
Quickly convert between PSI and bar, useful for automotive tires, hydraulics, and international industrial applications.
| PSI | Bar |
|---|---|
| 1 | 0.06895 |
| 5 | 0.34474 |
| 10 | 0.68948 |
| 14.5 | 0.99974 |
| 20 | 1.37895 |
| 50 | 3.44738 |
| 100 | 6.89476 |
Understanding PSI and Bar ⚖️
PSI (pounds per square inch) and bar are commonly used units of pressure in automotive, industrial, and fluid systems.
Converting between them ensures accurate readings, compatibility with international standards, and safe operation of equipment.
Key Facts
- 1 bar ≈ 14.5 PSI - handy for mental conversion.
- PSI is commonly used in the US, while bar is widely adopted internationally.
- Proper conversion prevents overpressure, equipment damage, and measurement errors.
Formulas
bar = PSI ÷ 14.5038- Convert PSI to bar.PSI = bar × 14.5038- Convert bar to PSI.
PSI ↔ Bar Examples
- Car tire: 32 PSI ≈ 2.21 bar
- Hydraulic system: 10 bar ≈ 145 PSI
- Pump pressure: 50 PSI ≈ 3.45 bar
- Industrial valve: 5 bar ≈ 72.5 PSI
FAQs
Why convert between PSI and bar?
Different industries and countries use different units. Converting ensures you follow international specifications and maintain accurate system pressures.
How do I quickly estimate bar from PSI?
Divide the PSI value by 14.5 for an approximate bar measurement.
Which unit should I use?
Use PSI for US applications (tires, pumps) and bar for international industrial, hydraulic, or lab systems.