Conversion Formula
$$E_{\text{ft·lbf}} = E_{\text{J}} \times 0.73756$$
Multiply joules by 0.73756 to get foot-pounds.
J to ft·lbf Conversion Table
| Joule (J) | Foot-pound (ft·lbf) |
|---|---|
| 0.1 | 0.0737562 |
| 0.5 | 0.368781 |
| 1 | 0.737562 |
| 2 | 1.47512 |
| 5 | 3.68781 |
| 10 | 7.37562 |
| 25 | 18.4391 |
| 50 | 36.8781 |
| 100 | 73.7562 |
| 250 | 184.391 |
| 500 | 368.781 |
| 1,000 | 737.562 |
J to ft·lbf in Engineering
Energy conversions span mechanical, thermal, electrical, and chemical engineering. BTU and therms are standard for HVAC and natural gas, kWh for electrical systems, and joules for scientific calculations.
Joule: SI unit of energy equal to one watt-second or one newton-meter. Fundamental to all energy calculations.
Foot-pound: US customary unit of mechanical energy or work. Used in structural and mechanical engineering.