Convert Pound per Square Foot to Atmosphere
Input the number of psf you want to convert to atmospheres.
How to Convert PSF to Atmospheres
The pound per square foot and atmosphere are both units of pressure. 1 atmosphere equals 2116.2166237 psf. This means to convert psf to atmospheres, you divide by 2116.2166237.
Formula
Step-by-Step Example
Convert 5 psf to atmospheres:
We need to convert psf to atmospheres
Since 1 atm = 2116.2166237 psf, divide by 2116.2166237
5 ÷ 2116.2166237 = 0.0023627071
5 psf = 0.0023627071 atm
Pound per Square Foot to Atmosphere Conversion Table
Quick reference table for common pound per square foot to atmosphere conversions. Click any value for detailed calculation.
| PSF (psf) | Atmospheres (atm) |
|---|---|
| 0.1 psf | 4.7254141604e-5 atm |
| 0.5 psf | 0.0002362707 atm |
| 1 psf | 0.0004725414 atm |
| 2 psf | 0.0009450828 atm |
| 5 psf | 0.0023627071 atm |
| 10 psf | 0.0047254142 atm |
| 25 psf | 0.0118135354 atm |
| 50 psf | 0.0236270708 atm |
| 100 psf | 0.0472541416 atm |
About These Units
Pound per Square Foot (psf)
Pounds per square foot (psf or lbf/ft²) measures structural loads, wind pressure, and floor loading in US construction. Building codes specify floor loads in psf (residential: 40 psf, commercial: 50-100 psf). One psf equals approximately 47.88 Pascals.
Atmosphere (atm)
One standard atmosphere (atm) equals 101,325 Pascals, 1.01325 bar, or 14.696 PSI—the average air pressure at sea level. Atmospheres measure diving depth (every 10 meters adds ~1 atm), altitude effects, and chemical reactions. Used as a reference pressure in science.
Frequently Asked Questions
How do I convert psf to atmospheres?
To convert psf to atmospheres, divide the value by 2116.2166237. For example, 10 psf = 0.0047254142 atm.
How many atmospheres are in 1 pound per square foot?
1 pound per square foot equals 0.0004725414 atmospheres.
What is the formula for psf to atmospheres?
The formula is: atm = psf ÷ 2116.2166237.