Pound per sq inch to Atmosphere Converter
Free Pressure Converter, Convert PSI, Bar, Pascal, ATM & Torr Instantly
Pound per sq inch
- Symbol
- psi
- System
- Metric/Imperial
- Dimension
- Various
Atmosphere
- Symbol
- atm
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Pound per sq inch | Atmosphere | Atmosphere | Pound per sq inch |
|---|---|---|---|
| 1 | 0.0680459906 | 1 | 14.695943006 |
| 2 | 0.1360919812 | 2 | 29.391886012 |
| 3 | 0.2041379719 | 3 | 44.087829018 |
| 5 | 0.3402299531 | 5 | 73.47971503 |
| 10 | 0.6804599062 | 10 | 146.9594300599 |
| 25 | 1.7011497656 | 25 | 367.3985751498 |
| 50 | 3.4022995312 | 50 | 734.7971502996 |
| 100 | 6.8045990624 | 100 | 1469.5943005993 |
| 500 | 34.0229953121 | 500 | 7347.9715029965 |
| 1000 | 68.0459906242 | 1000 | 14695.943005993 |
Conversion Formula
Atmosphere = Pound per sq inch × 0.0680459906
Pound per sq inch = Atmosphere × 14.695943006
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 0.0680459906.
How to convert Pound per sq inch to Atmosphere
Multiply the value in pound per sq inch by 0.0680459906 to get atmosphere. For example, 5 Pound per sq inch = 0.3402299531 Atmosphere. All results in the pressure converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 0.06 too early — keep full precision until the final display. For pressure, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Atmosphere in 1 Pound per sq inch?
- 1 Pound per sq inch = 0.0680459906 Atmosphere.
- How many Pound per sq inch in 1 Atmosphere?
- 1 Atmosphere = 14.695943006 Pound per sq inch.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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