ft·lbf → J
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
J = ft·lbf × 1.355818
About this calculator
The conversion of foot-pounds-force to joules is a useful tool for converting units of energy.
This conversion is essential in many applications, from mechanical engineering to nuclear physics.
The conversion factor is 1.355818, which means that 1 ft·lbf is equivalent to 1.355818 J.
It's crucial to remember that unit conversion should be done with care, as small errors can significantly affect the results.
Frequently asked questions
How to use this converter?
Just enter the amount of ft·lbf you want to convert and click the convert button. The result in joules will be displayed below.
When is this conversion useful?
This conversion is useful in many situations, such as when you need to compare the energy released by different sources or calculate the energy required to perform a specific task.
What is a conversion factor?
A conversion factor is a mathematical constant that allows converting one unit to another. In the case of the conversion of ft·lbf to joules, the conversion factor is 1.355818.
Why is it important to convert units with care?
Converting units with care is important because small errors can significantly affect the results. This can lead to calculation errors or inaccurate results.