Convert torr to pound-force/square foot
Please provide values below to convert torr [Torr] to pound-force/square foot [lbf/ft^2], or Convert pound-force/square foot to torr.
1 Torr = 2.78449554869 lbf/ft^2. To convert torr to pound-force/square foot, multiply the value by 2.78449554869; to go the other way, divide by it (1 lbf/ft^2 = 0.359131477323 Torr). Both units measure pressure and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 Torr = 2.78449554869 lbf/ft^2
- 1 lbf/ft^2 = 0.359131477323 Torr
- 10 Torr = 27.8449554869 lbf/ft^2
- 100 Torr = 278.449554869 lbf/ft^2
How to Convert Torr to Pound-Force/square Foot
1 Torr = 2.78449554869137 lbf/ft^2
Example: convert 15 Torr to lbf/ft^2:
15 Torr = 15 × 2.78449554869137 lbf/ft^2 = 41.7674332303706 lbf/ft^2
Torr to Pound-Force/square Foot Conversion Table
| torr | pound-force/square foot |
|---|---|
| 1 Torr | 2.78449554869 lbf/ft^2 |
| 2 Torr | 5.56899109738 lbf/ft^2 |
| 3 Torr | 8.35348664607 lbf/ft^2 |
| 5 Torr | 13.9224777435 lbf/ft^2 |
| 10 Torr | 27.8449554869 lbf/ft^2 |
| 20 Torr | 55.6899109738 lbf/ft^2 |
| 50 Torr | 139.224777435 lbf/ft^2 |
| 100 Torr | 278.449554869 lbf/ft^2 |
| 500 Torr | 1392.24777435 lbf/ft^2 |
| 1000 Torr | 2784.49554869 lbf/ft^2 |
Torr
The torr is a unit of pressure defined as 1 millimeter of mercury (mmHg) at standard gravity and temperature, approximately equal to 133.322 pascals.
History/Origin
The torr was introduced by Evangelista Torricelli in 1644, based on his experiments with mercury barometers, as a unit to measure atmospheric pressure. It was historically used in meteorology and physics before the adoption of the pascal.
Current Use
Today, the torr is primarily used in fields like vacuum technology, physics, and medicine (e.g., blood pressure measurements), although it has largely been replaced by the pascal in most scientific contexts.
Pound-Force/square Foot
Pound-force per square foot (lbf/ft^2) is a unit of pressure representing the force of one pound-force applied over an area of one square foot.
History/Origin
This unit has been traditionally used in the United States for measuring pressure, especially in fields like construction and engineering, originating from the imperial system of units.
Current Use
Today, pound-force per square foot is primarily used in specific engineering and construction contexts within the US, although it has largely been replaced by SI units like Pascals in scientific and international applications.
Frequently Asked Questions
What is 1 torr in pound-force/square foot?
1 torr (Torr) = 2.78449554869 pound-force/square foot (lbf/ft^2).
How do you convert torr to pound-force/square foot?
Multiply the torr value by 2.78449554869. For example, 25 Torr × 2.78449554869 = 69.6123887173 lbf/ft^2.
What is 10 torr in pound-force/square foot?
10 Torr = 27.8449554869 lbf/ft^2.
Which unit is larger, the torr or the pound-force/square foot?
The torr is the larger unit: 1 Torr = 2.78449554869 lbf/ft^2.