atmospheres to psi
Convert atmosphere to pound per square inch — instant, free, with the formula shown.
How to convert atmosphere to pound per square inch
To convert atmosphere to pound per square inch, multiply by 14.69594878:
For example, 10 atm × 14.695949 = 146.959488 psi.
atm to psi conversion table
| atmospheres (atm) | psi (psi) |
|---|---|
| 1 atm | 14.695949 psi |
| 2 atm | 29.391898 psi |
| 5 atm | 73.479744 psi |
| 10 atm | 146.959488 psi |
| 25 atm | 367.398719 psi |
| 50 atm | 734.797439 psi |
| 100 atm | 1469.594878 psi |
| 250 atm | 3673.987194 psi |
| 500 atm | 7347.974388 psi |
| 1000 atm | 14695.948776 psi |
Other atmosphere conversions
Convert to pound per square inch from another unit
atm to psi — frequently asked
How many psi are in 1 atmosphere?
1 atmosphere = 14.695949 psi (atm × 14.695949 = psi).
What is the formula to convert atmosphere to pound per square inch?
Multiply your atmosphere value by 14.69594878 to get pound per square inch.
How do I convert 10 atmospheres to psi?
10 atm = 146.959488 psi. For 100 atm the answer is 1469.594878 psi. Use the calculator on this page for any other value.
When to convert atmosphere to pound per square inch
Pressure conversion — common questions
What's the difference between bar and psi?
1 bar = 100,000 Pa ≈ 14.504 psi. Bar is metric/SI-friendly; psi is US imperial. Tire pressure in cars is commonly 30–35 psi or ≈ 2.1–2.4 bar.
Is 1 atmosphere the same as 1 bar?
Very close but not identical. 1 atm = 1.01325 bar = 101,325 Pa. 1 bar = 100,000 Pa.
Why is blood pressure in mmHg?
Historically measured with mercury manometers — the pressure that supports a column of mercury that many millimetres tall. 120 mmHg systolic ≈ 16 kPa.