Atmospheres to PSI Converter
Convert atmospheric pressure to PSI (pounds per square inch) with our comprehensive calculator. Quickly convert between atm and psi units for science, engineering, and everyday applications.
Step 1: Enter Pressure Value
About Pressure Units
Standard atmospheric pressure is defined as 1 atm, which equals 14.6959488 PSI at sea level. PSI (pounds per square inch) is commonly used in the United States for measuring pressure in various applications.
Step 2: Conversion Results
Conversion Formula
1 atmosphere (atm) = 14.6959488 pounds per square inch (psi)
To convert atm to psi: multiply by 14.6959488
To convert psi to atm: divide by 14.6959488
Pressure Conversion Results
Conversion Result
Common Pressure Values Comparison
| Atmospheres (atm) | PSI (pounds per square inch) | Common Applications |
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Pressure Conversion Formula
Atmospheres to PSI Conversion
Formula: PSI = Atmospheres × 14.6959488
Example: 2 atm = 2 × 14.6959488 = 29.3918976 psi
PSI to Atmospheres Conversion
Formula: Atmospheres = PSI ÷ 14.6959488
Example: 30 psi = 30 ÷ 14.6959488 = 2.041 atm
Pressure Unit Definitions
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