---
title: "Pounds per square inch to Torrs — psi to Torr converter"
description: "1 pound per square inch = 51.71493 torrs. Convert pounds per square inch to torrs with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/psi-to-torr/
site: "At One Place"
---

# Pounds per square inch to torrs

**1 pound per square inch in torrs: 1 psi = 51.71493 Torr**

Torr = psi × 51.71493257

To convert pounds per square inch to torrs, multiply by 51.71493257. The table below gives the values people look up most often, and the converter works for any number.

## Pounds per square inch to torrs table

*Common pound per square inch values converted to torrs.*

| Pounds per square inch | Torrs |
| --- | --- |
| 1 psi | 51.71493 |
| 2 psi | 103.4299 |
| 3 psi | 155.1448 |
| 4 psi | 206.8597 |
| 5 psi | 258.5747 |
| 10 psi | 517.1493 |
| 15 psi | 775.724 |
| 20 psi | 1,034.2987 |
| 25 psi | 1,292.8733 |
| 30 psi | 1,551.448 |
| 40 psi | 2,068.5973 |
| 50 psi | 2,585.7466 |
| 75 psi | 3,878.6199 |
| 100 psi | 5,171.4933 |
| 250 psi | 12,928.733 |
| 500 psi | 25,857.466 |
| 1,000 psi | 51,714.933 |

## How the conversion works

The relationship is Torr = psi × 51.71493257. Both units measure pressure, so the conversion is a fixed factor that never changes.

## Common questions

### How many torrs are in one pound per square inch?

One pound per square inch equals 51.71493 torrs. Torr = psi × 51.71493257.

### How do you convert pounds per square inch to torrs?

Use Torr = psi × 51.71493257. So 10 psi is 517.1493 Torr.

### How many pounds per square inch are in one torr?

One torr equals 0.019337 pounds per square inch, which is the reverse of the conversion above.

## Related pages

- [Torrs to Pounds per square inch](https://atoneplace.net/convert/torr-to-psi/)
- [Pounds per square inch to Pascals](https://atoneplace.net/convert/psi-to-pascals/)
- [Pounds per square inch to Kilopascals](https://atoneplace.net/convert/psi-to-kilopascals/)
- [Pounds per square inch to Bars](https://atoneplace.net/convert/psi-to-bar/)
- [Pounds per square inch to Standard atmospheres](https://atoneplace.net/convert/psi-to-atmospheres/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)