Table Of Contents
Torr to pounds-force per square inch Conversion
1 Torr (Torr) is equal to 0.0193367747 pounds-force per square inch (psi).
1 Torr = 0.0193367747 psi
or
1 psi = 51.71493257 Torr
Formula
To convert a pressure from Torr (Torr) to pounds-force per square inch (psi), divide the pressure in Torr by 51.71493257
p(psi) = p(Torr) / 51.71493257
Examples:
Convert 10 Torr to pounds-force per square inch:
p(psi) = 10Torr / 51.71493257 = 0.193367747 psi
Conversion table
| Torr (Torr) | Pounds-force per square inch (psi) |
|---|---|
| 1 Torr | 0.019336775 psi |
| 2 Torr | 0.038673549 psi |
| 3 Torr | 0.058010324 psi |
| 5 Torr | 0.096683874 psi |
| 10 Torr | 0.193367747 psi |
| 20 Torr | 0.386735494 psi |
| 25 Torr | 0.483419368 psi |
| 50 Torr | 0.966838735 psi |
| 100 Torr | 1.93367747 psi |
| 250 Torr | 4.834193676 psi |
| 500 Torr | 9.668387352 psi |
| 1000 Torr | 19.336774705 psi |
| Pounds-force per square inch (psi) | Torr (Torr) |
|---|---|
| 1 psi | 51.714932572 Torr |
| 2 psi | 103.429865143 Torr |
| 3 psi | 155.144797715 Torr |
| 5 psi | 258.574662858 Torr |
| 10 psi | 517.149325715 Torr |
| 20 psi | 1034.29865143 Torr |
| 25 psi | 1292.873314288 Torr |
| 50 psi | 2585.746628575 Torr |
| 100 psi | 5171.49325715 Torr |
| 250 psi | 12928.733142876 Torr |
| 500 psi | 25857.466285752 Torr |
| 1000 psi | 51714.932571504 Torr |
Frequently asked questions
How do I convert Torr to pounds-force per square inch?
Divide the value in Torr by 51.71493257 to get the result in pounds-force per square inch. For example, 5 Torr ÷ 51.71493257 = 0.096683874 psi.
How many pounds-force per square inch are in 1 Torr?
1 Torr (Torr) is equal to 0.019336775 pounds-force per square inch (psi).
How do I convert pounds-force per square inch back to Torr?
Use the inverse operation: multiply the value in pounds-force per square inch by 51.71493257 to get the result in Torr.
How accurate is the Torr to pounds-force per square inch conversion?
The converter multiplies by the conversion factor 51.71493257 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Guide to the SI, Appendix B.8: Factors for Units Listed Alphabetically (NIST SP 811, 2008 edition)
- Resolution 4 of the 10th CGPM (1954): Definition of the standard atmosphere