Foot-pound

ft·lbf

Energy to raise 1 pound by 1 foot

About Foot-pound (ft·lbf)

The energy exerted by a force of one pound-force through a displacement of one foot, equal to approximately 1.356 joules. Torque wrenches for automotive work are calibrated in foot-pounds, and bullet muzzle energies are commonly listed in foot-pounds to help shooters compare cartridge power.

Category
Energy
Symbol
ft·lbf
Also known as
foot-pounds ft-lbf ft lbf
01

CONVERT TO

Joule J Kilojoule kJ Megajoule MJ Calorie (thermochemical) cal Kilocalorie kcal Watt-hour Wh Kilowatt-hour kWh British Thermal Unit BTU Electronvolt eV Therm thm

Frequently Asked Questions

What is a Foot-pound (ft·lbf)?

Energy to raise 1 pound by 1 foot

How many Joule (J) are in one Foot-pound (ft·lbf)?

One Foot-pound (ft·lbf) equals 1.3558 Joule (J).

How many Kilojoule (kJ) are in one Foot-pound (ft·lbf)?

One Foot-pound (ft·lbf) equals 0.0013558179 Kilojoule (kJ).

How many Megajoule (MJ) are in one Foot-pound (ft·lbf)?

One Foot-pound (ft·lbf) equals 0.0000013558 Megajoule (MJ).

How do I convert Foot-pound to Joule?

To convert Foot-pound to Joule, multiply the value by 1.3558 (1 ft·lbf = 1.3558 J).