Convert foot-pound to pound-force inch
Please provide values below to convert foot-pound [ft*lbf] to pound-force inch [lbf*in], or Convert pound-force inch to foot-pound.
1 ft*lbf = 11.9999999115 lbf*in. To convert foot-pound to pound-force inch, multiply the value by 11.9999999115; to go the other way, divide by it (1 lbf*in = 0.083333333948 ft*lbf). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 ft*lbf = 11.9999999115 lbf*in
- 1 lbf*in = 0.083333333948 ft*lbf
- 10 ft*lbf = 119.999999115 lbf*in
- 100 ft*lbf = 1199.99999115 lbf*in
How to Convert Foot-Pound to Pound-Force Inch
1 ft*lbf = 11.9999999114925 lbf*in
Example: convert 15 ft*lbf to lbf*in:
15 ft*lbf = 15 × 11.9999999114925 lbf*in = 179.999998672388 lbf*in
Foot-Pound to Pound-Force Inch Conversion Table
| foot-pound | pound-force inch |
|---|---|
| 1 ft*lbf | 11.9999999115 lbf*in |
| 2 ft*lbf | 23.999999823 lbf*in |
| 3 ft*lbf | 35.9999997345 lbf*in |
| 5 ft*lbf | 59.9999995575 lbf*in |
| 10 ft*lbf | 119.999999115 lbf*in |
| 20 ft*lbf | 239.99999823 lbf*in |
| 50 ft*lbf | 599.999995575 lbf*in |
| 100 ft*lbf | 1199.99999115 lbf*in |
| 500 ft*lbf | 5999.99995575 lbf*in |
| 1000 ft*lbf | 11999.9999115 lbf*in |
Foot-Pound
A foot-pound is a unit of energy or work equal to the work done when a force of one pound-force is exerted over a distance of one foot.
History/Origin
The foot-pound has been used primarily in the United States and the United Kingdom as a customary unit of energy, originating from imperial and US customary measurement systems, before the widespread adoption of the SI system.
Current Use
Today, the foot-pound is still used in certain fields such as engineering, automotive, and aerospace industries in the US for expressing torque and energy, although the SI unit joule is more common internationally.
Pound-Force Inch
Pound-force inch (lbf·in) is a unit of torque representing the torque resulting from a one-pound-force applied at a perpendicular distance of one inch from the pivot point.
History/Origin
The pound-force inch has been used historically in engineering and mechanical contexts to quantify torque, especially in the United States, based on the imperial system of units. It originated from the need to measure rotational force in machinery and automotive applications.
Current Use
Today, pound-force inch is still used in engineering, automotive, and mechanical fields to specify torque values, particularly in the United States. It is often converted to SI units like newton-meters for international standardization.
Frequently Asked Questions
What is 1 foot-pound in pound-force inch?
1 foot-pound (ft*lbf) = 11.9999999115 pound-force inch (lbf*in).
How do you convert foot-pound to pound-force inch?
Multiply the foot-pound value by 11.9999999115. For example, 25 ft*lbf × 11.9999999115 = 299.999997787 lbf*in.
What is 10 foot-pound in pound-force inch?
10 ft*lbf = 119.999999115 lbf*in.
Which unit is larger, the foot-pound or the pound-force inch?
The foot-pound is the larger unit: 1 ft*lbf = 11.9999999115 lbf*in.