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Atmosphere to PSI Converter

Convert Atmospheres to Pounds per Square Inch

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How to Convert Atmospheres to Pounds per Square Inch

Converting atmospheres (atm) to pounds per square inch (PSI) is a common conversion. One standard atmosphere is equal to approximately 14.6959 PSI.

Formula

PSI = Atmospheres × 14.6959

or

PSI = atm × 14.6959

Step-by-step process

  1. Take the measurement in atmospheres
  2. Multiply that number by 14.6959
  3. The result is the equivalent amount in PSI

Examples

  • 1 atm = 14.6959 PSI
  • 0.1 atm = 1.46959 PSI
  • 0.068046 atm = 1 PSI

When to Convert Atmospheres to Pounds per Square Inch

This conversion is commonly used in industries such as automotive, aerospace, and manufacturing, where pressure is often measured in PSI.

Common Atmospheres to PSI Conversions

Here is a table of common atmosphere to PSI conversions for quick reference:

Atmospheres (atm) PSI Atmospheres (atm) PSI
1 14.6959 0.01 0.146959
10 146.959 0.001 0.0146959
100 1469.59 0.0001 0.00146959
1000 14695.9 0.00001 0.000146959

Frequently Asked Questions

How many PSI are in an atmosphere?

There are approximately 14.6959 PSI in one atmosphere.

Why is the conversion factor 14.6959?

One standard atmosphere is defined as 101,325 pascals, and one PSI is 6,894.76 pascals. Therefore, one atmosphere is 101,325 / 6,894.76 = 14.6959 PSI.