Convert Foot-Pound to Joule
1.35582
≈ 1 23/64 J
1 ft·lb = 1.35582 J
Use the conversion factor 1 ft·lb = 1.35582 J. To convert Foot-Pound to Joule, multiply the input value by 1.35582.
Conversion Formula
J = ft·lb × 1.35582
Reverse: ft·lb = J × 0.737561
Conversion Examples
1 ft·lb × 1.35582 =
1.35582 J
1 Foot-Pounds = 1.35582 Joules
5 ft·lb × 1.35582 =
6.7791 J
5 Foot-Pounds = 6.7791 Joules
10 ft·lb × 1.35582 =
13.5582 J
10 Foot-Pounds = 13.5582 Joules
25 ft·lb × 1.35582 =
33.8955 J
25 Foot-Pounds = 33.8955 Joules
50 ft·lb × 1.35582 =
67.791 J
50 Foot-Pounds = 67.791 Joules
100 ft·lb × 1.35582 =
135.582 J
100 Foot-Pounds = 135.582 Joules
Foot-Pound to Joule Table
ft·lb =—J
| Foot-Pound (ft·lb) | Joule (J) | Fraction |
|---|---|---|
| 1 | 1.3558 | 1 23/64 |
| 2 | 2.7116 | 2 23/32 |
| 3 | 4.0675 | 4 1/16 |
| 4 | 5.4233 | 5 27/64 |
| 5 | 6.7791 | 6 25/32 |
| 6 | 8.1349 | 8 9/64 |
| 7 | 9.4907 | 9 31/64 |
| 8 | 10.8466 | 10 27/32 |
| 9 | 12.2024 | 12 13/64 |
| 10 | 13.5582 | 13 9/16 |
| 11 | 14.914 | 14 29/32 |
| 12 | 16.2698 | 16 17/64 |
| 13 | 17.6257 | 17 5/8 |
| 14 | 18.9815 | 18 63/64 |
| 15 | 20.3373 | 20 11/32 |
| 16 | 21.6931 | 21 11/16 |
| 17 | 23.0489 | 23 3/64 |
| 18 | 24.4048 | 24 13/32 |
| 19 | 25.7606 | 25 49/64 |
| 20 | 27.1164 | 27 7/64 |
Unit Definitions
What is a Foot-Pound (ft·lb)?
ImperialUnited States, United Kingdom
Foot-Pound (ft·lb) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about Foot-PoundWhat is a Joule (J)?
Metric (SI)Worldwide
Joule (J) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about JouleFrequently Asked Questions
How do I convert Foot-Pound to Joule?
Multiply the value in ft·lb by 1.35582. The formula is J = ft·lb × 1.35582.
How many Joule are in 1 Foot-Pound?
One Foot-Pound equals 1.35582 J.
What is 10 ft·lb in J?
10 ft·lb equals 13.5582 J.
How do I convert Joule back to Foot-Pound?
Use the reverse factor: 1 J = 0.7375610332 ft·lb.