1 standard atmosphere = 14.6959 pounds per square inch
Convert standard atmospheres to pounds per square inch.
Both directions on one page — swap the units and the whole thing runs backwards.
Type a value, or “5cm to in”
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The formula
psi = atm × 14.6959
Worked through with a real value: 10 standard atmospheres = 146.959 pounds per square inch.
Going the other way: atm = psi × 0.068046, so 1 pound per square inch = 0.068046 standard atmospheres.
What each unit is
- standard atmosphere atm
- The average atmospheric pressure at sea level, used as a reference point for high-pressure industrial work.
- pound per square inch psi
- Pounds per square inch, the everyday unit for tyre pressure, boiler safety ratings and industrial pressure gauges.
Conversion tables
| standard atmospheres (atm) | pounds per square inch (psi) |
|---|---|
| 1 | 14.6959 |
| 2 | 29.3919 |
| 3 | 44.0878 |
| 4 | 58.7838 |
| 5 | 73.4797 |
| 6 | 88.1757 |
| 7 | 102.872 |
| 8 | 117.568 |
| 9 | 132.264 |
| 10 | 146.959 |
| 20 | 293.919 |
| 25 | 367.399 |
| 50 | 734.797 |
| 75 | 1102.2 |
| 100 | 1469.59 |
| pounds per square inch (psi) | standard atmospheres (atm) |
|---|---|
| 1 | 0.068046 |
| 2 | 0.136092 |
| 3 | 0.204138 |
| 4 | 0.272184 |
| 5 | 0.34023 |
| 6 | 0.408276 |
| 7 | 0.476322 |
| 8 | 0.544368 |
| 9 | 0.612414 |
| 10 | 0.68046 |
| 20 | 1.36092 |
| 25 | 1.70115 |
| 50 | 3.4023 |
| 75 | 5.10345 |
| 100 | 6.8046 |
Questions
How many pounds per square inch are in a standard atmosphere?
1 standard atmosphere = 14.6959 pounds per square inch.
How do I convert standard atmospheres to pounds per square inch?
Use psi = atm × 14.6959. For example, 10 standard atmospheres = 146.959 pounds per square inch.
How many standard atmospheres are in one pound per square inch?
1 pound per square inch = 0.068046 standard atmospheres.
What is 10 standard atmospheres in pounds per square inch?
10 standard atmospheres = 146.959 pounds per square inch.
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