How many pounds per square inch are in 1 atmosphere?

1 atmosphere equals 14.6959 psi.

How do I convert pounds per square inch back to atmospheres?

Use the reverse converter: 1 pound per square inch equals 0.068046 atm.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert atmospheres to pounds per square inch, multiply the value by 14.6959488.

psi = atm × 14.6959488

15 atm × 14.6959488 = 220.44 psi

Atmosphere (atm): Standard atmosphere: exactly 101,325 pascals, the average air pressure at sea level.
Pound Per Square Inch (psi): Used for tyre and industrial pressure in the US. About 6,894.757 pascals.

How do I convert atmospheres to pounds per square inch?: To convert atmospheres to pounds per square inch, multiply the value by 14.6959488.
How many pounds per square inch are in 1 atmosphere?: 1 atmosphere equals 14.6959 psi.
How many pounds per square inch are in 10 atmospheres?: 10 atm equals 146.959 psi.
How do I convert pounds per square inch back to atmospheres?: Use the reverse converter: 1 pound per square inch equals 0.068046 atm.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.