Use this free, accurate standard atmosphere to psi (pounds per square inch) calculator to convert between Standard Atmosphere (atm) and PSI (Pounds per Square Inch) (psi). Includes live instant results, complete mathematical formulas, conversion tables, and step-by-step examples.
14.69594878 PSI
1 atm is equal to 14.695949 psi.
psi = atm × 14.69594878
pressure Converters
To convert from Standard Atmosphere to PSI (Pounds per Square Inch), multiply the value in Standard Atmosphere by 14.695949 (or use the formula: psi = atm × 14.695949).
Take your initial measurement in Standard Atmosphere (atm). For instance, let's convert 1 atm.
Multiply by the standard conversion factor (14.695949).
The final converted measurement equals 14.695949 PSI (Pounds per Square Inch) (psi).
Compare standard reference values and common conversion benchmarks.
| Standard Atmosphere (atm) | PSI (Pounds per Square Inch) (psi) | Action |
|---|---|---|
| 1 atm | 14.69595 psi | |
| 2 atm | 29.3919 psi | |
| 3 atm | 44.08785 psi | |
| 5 atm | 73.47974 psi | |
| 10 atm | 146.95949 psi | |
| 15 atm | 220.43923 psi | |
| 20 atm | 293.91898 psi | |
| 25 atm | 367.39872 psi | |
| 50 atm | 734.79744 psi | |
| 75 atm | 1102.19616 psi | |
| 100 atm | 1469.59488 psi | |
| 250 atm | 3673.98719 psi | |
| 500 atm | 7347.97439 psi | |
| 1000 atm | 14695.94878 psi |
Official standards, measurement systems, and real-world everyday applications.
A standard atmosphere is a defined reference pressure equal to exactly 101,325 pascals.
Common Practical Uses
Pounds per square inch is a customary unit of pressure equal to approx 6,894.76 pascals.
Common Practical Uses
Calculate from PSI (Pounds per Square Inch) (psi) back to Standard Atmosphere (atm).
Frequently used unit conversions in this category:
Explore other measurement and calculation tools:
There are 14.695949 psi in 1 atmospheres. Exactly 1 atm is equal to 14.695949 psi.
The conversion formula is: PSI (Pounds per Square Inch) = psi = atm × 14.69594878. Applying this to 1 atm gives: 1 × 14.695949 = 14.695949 psi.
To convert in reverse from psi to atmospheres, multiply by the inverse factor: 1 psi = 0.068046 atm. Alternatively, divide your PSI (Pounds per Square Inch) amount by 14.695949.
For a fast mental approximation, multiply your starting Standard Atmosphere number by 15.
Standard Atmosphere (atm) belongs to the Standard Reference system, commonly used in Thermodynamics, Chemical equilibrium, High-pressure physics. In comparison, PSI (Pounds per Square Inch) (psi) is part of the US Customary / Imperial system, frequently applied in Car and bicycle tire pressure, Hydraulic fluid lines, Plumbing water pressure.
Key milestones include: 1 atm = 14.695949 psi, 5 atm = 73.4797 psi, 10 atm = 146.9595 psi, 50 atm = 734.7974 psi, and 100 atm = 1469.5949 psi.