Pounds per square inch to Torr converter

To convert pounds per square inch to torr, enter the value in the first field. The result in torr is calculated automatically using the exact conversion factor.

1 psi ≈ 51.7149325715 Torr
1 Torr ≈ 0.0193367747046 psi

Formula: Torr ≈ psi × 51.7149325715
psi ≈ Torr × 0.0193367747046

Definitions: 1 psi = 8896443230521/1290320000 Pa; 1 Torr = 20265/152 Pa

The pound per square inch (psi) is the customary United States unit of pressure, one pound-force per square inch. It is used for tire pressure, air compressors and water and gas pressure in the United States, and for tires in the United Kingdom too.

The torr is 1/760 of a standard atmosphere, very close to the pressure of one millimeter of mercury. It is used in vacuum technology and physics, where pressures below atmospheric are given in torr or millitorr.

See the conversion table with commonly used values, handy for quick reference or study.