Pound/sq foot to Atmosphere (std) Converter
Convert Pound/sq foot (psf) to Atmosphere (std) (atm) instantly. 1 psf = 0.000473 atm.
Pressure Converter
29 units available
1 psf = 0.000473 atm
Formula:
atm = psf × 0.0004725414With your value: 1 psf = 0.00047254 atm
Other Pound/sq foot to Atmosphere (std) conversions
Pound/sq foot to Atmosphere (std) Conversion Table
| Pound/sq foot (psf) | Atmosphere (std) (atm) |
|---|---|
| 0.5 | 0.000236 |
| 1 | 0.000473 |
| 2 | 0.000945 |
| 5 | 0.002363 |
| 10 | 0.004725 |
| 15 | 0.007088 |
| 20 | 0.009451 |
| 25 | 0.011814 |
| 50 | 0.023627 |
| 100 | 0.047254 |
| 250 | 0.118135 |
| 500 | 0.236271 |
| 1000 | 0.472541 |
Atmosphere (std) to Pound/sq foot Conversion Table
| Atmosphere (std) (atm) | Pound/sq foot (psf) |
|---|---|
| 0.5 | 1,058.108312 |
| 1 | 2,116.216624 |
| 2 | 4,232.433247 |
| 5 | 10,581.083118 |
| 10 | 21,162.166237 |
| 15 | 31,743.249355 |
| 20 | 42,324.332473 |
| 25 | 52,905.415592 |
| 50 | 105,810.831184 |
| 100 | 211,621.662367 |
| 250 | 529,054.155918 |
| 500 | 1,058,108.311837 |
| 1000 | 2,116,216.623674 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Pound/sq foot (psf)
Pressure
Derived from the pascal (1 Pa = 1 N/m²). The standard atmosphere is exactly 101 325 Pa.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Atmosphere (std) (atm)
Pressure
The standard atmosphere is exactly 101 325 Pa.
Source: Units accepted for use with the SI, SI Brochure Table 8
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Pound/sq foot to Atmosphere (std)
To convert from Pound/sq foot (psf) to Atmosphere (std) (atm), multiply the value by 0.0004725414.
Formula: atm = psf × 0.0004725414
Reverse: psf = atm × 2,116.216623674
Step-by-Step Example
- Start with your value in Pound/sq foot. For example: 5 psf
- Multiply by the conversion factor: 5 x 0.0004725414
- The result is: 0.002363 atm
About Pound/sq foot
The pound/sq foot (psf) is a unit of pressure and stress. One pound/sq foot equals 47.88025898 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: pressure calculations, engineering and science, education.
About Atmosphere (std)
One standard atmosphere equals 101,325 Pascals and represents the average air pressure at sea level.
Common uses: diving, weather, chemistry.
Frequently Asked Questions
How many Atmosphere (std) are in 1 Pound/sq foot?
There are exactly 0.0004725414 Atmosphere (std) in 1 Pound/sq foot. This means the conversion factor from Pound/sq foot to Atmosphere (std) is 0.0004725414.
What is the formula to convert Pound/sq foot to Atmosphere (std)?
The formula to convert Pound/sq foot to Atmosphere (std) is: atm = psf × 0.0004725414. For example, to convert 10 Pound/sq foot to Atmosphere (std), you would multiply 10 by 0.0004725414.
What is a Pound/sq foot?
The pound/sq foot (psf) is a unit of pressure and stress. One pound/sq foot equals 47.88025898 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Atmosphere (std)?
One standard atmosphere equals 101,325 Pascals and represents the average air pressure at sea level.
What are the common uses of Pound/sq foot?
The Pound/sq foot is commonly used in pressure calculations, engineering and science, education.
Related Pressure Conversions
Cite this page
UnitConvertLab. (2026). Pound/sq foot to Atmosphere (std) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/psf-to-atmosphere