Online Energy Units Converter
How to Convert from Foot-pound [ft*lbf] to Joule [J]?

How to Convert from Foot-pound [ft*lbf] to Joule [J]?

Easily convert energy values from foot-pound (ft*lbf) to joule (J) using this detailed unit conversion guide tailored for mechanical, automotive, and scientific applications.

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Foot-pound [ft*lbf] to Joule [J] Conversion Table

Foot-pound [ft*lbf] Joule [J]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
Foot-pound [ft*lbf] to Joule [J] Conversion Table
Foot-pound [ft*lbf] Joule [J]

Explore More Energy Units Converter

  1. How to convert from joule [J] to foot-pound [ft*lbf]?
  2. How to convert from foot-pound [ft*lbf] to joule [J]?
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  9. How to convert from calorie (nutritional) to foot-pound [ft*lbf]?
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  11. How to convert from horsepower (metric) hour to foot-pound [ft*lbf]?
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  13. How to convert from Btu (IT) [Btu (IT), Btu] to foot-pound [ft*lbf]?
  14. How to convert from foot-pound [ft*lbf] to Btu (IT) [Btu (IT), Btu]?
  15. How to convert from Btu (th) [Btu (th)] to foot-pound [ft*lbf]?
  16. How to convert from foot-pound [ft*lbf] to Btu (th) [Btu (th)]?
  17. How to convert from gigajoule [GJ] to foot-pound [ft*lbf]?
  18. How to convert from foot-pound [ft*lbf] to gigajoule [GJ]?
  19. How to convert from megajoule [MJ] to foot-pound [ft*lbf]?
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  21. How to convert from millijoule [mJ] to foot-pound [ft*lbf]?
  22. How to convert from foot-pound [ft*lbf] to millijoule [mJ]?
  23. How to convert from microjoule [µJ] to foot-pound [ft*lbf]?
  24. How to convert from foot-pound [ft*lbf] to microjoule [µJ]?
  25. How to convert from nanojoule [nJ] to foot-pound [ft*lbf]?
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  27. How to convert from attojoule [aJ] to foot-pound [ft*lbf]?
  28. How to convert from foot-pound [ft*lbf] to attojoule [aJ]?
  29. How to convert from megaelectron-volt [MeV] to foot-pound [ft*lbf]?
  30. How to convert from foot-pound [ft*lbf] to megaelectron-volt [MeV]?
  31. How to convert from kiloelectron-volt [keV] to foot-pound [ft*lbf]?
  32. How to convert from foot-pound [ft*lbf] to kiloelectron-volt [keV]?
  33. How to convert from electron-volt [eV] to foot-pound [ft*lbf]?
  34. How to convert from foot-pound [ft*lbf] to electron-volt [eV]?
  35. How to convert from erg to foot-pound [ft*lbf]?
  36. How to convert from foot-pound [ft*lbf] to erg?
  37. How to convert from gigawatt-hour [GW*h] to foot-pound [ft*lbf]?
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  40. How to convert from foot-pound [ft*lbf] to megawatt-hour [MW*h]?
  41. How to convert from kilowatt-second [kW*s] to foot-pound [ft*lbf]?
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  43. How to convert from watt-second [W*s] to foot-pound [ft*lbf]?
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  45. How to convert from newton meter [N*m] to foot-pound [ft*lbf]?
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  49. How to convert from kilocalorie (IT) [kcal (IT)] to foot-pound [ft*lbf]?
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  51. How to convert from kilocalorie (th) [kcal (th)] to foot-pound [ft*lbf]?
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  53. How to convert from calorie (IT) [cal (IT), cal] to foot-pound [ft*lbf]?
  54. How to convert from foot-pound [ft*lbf] to calorie (IT) [cal (IT), cal]?
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  65. How to convert from gigaton [Gton] to foot-pound [ft*lbf]?
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  67. How to convert from megaton [Mton] to foot-pound [ft*lbf]?
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  69. How to convert from kiloton [kton] to foot-pound [ft*lbf]?
  70. How to convert from foot-pound [ft*lbf] to kiloton [kton]?
  71. How to convert from ton (explosives) to foot-pound [ft*lbf]?
  72. How to convert from foot-pound [ft*lbf] to ton (explosives)?
  73. How to convert from dyne centimeter [dyn*cm] to foot-pound [ft*lbf]?
  74. How to convert from foot-pound [ft*lbf] to dyne centimeter [dyn*cm]?
  75. How to convert from gram-force meter [gf*m] to foot-pound [ft*lbf]?
  76. How to convert from foot-pound [ft*lbf] to gram-force meter [gf*m]?
  77. How to convert from gram-force centimeter to foot-pound [ft*lbf]?
  78. How to convert from foot-pound [ft*lbf] to gram-force centimeter?
  79. How to convert from kilogram-force centimeter to foot-pound [ft*lbf]?
  80. How to convert from foot-pound [ft*lbf] to kilogram-force centimeter?
  81. How to convert from kilogram-force meter to foot-pound [ft*lbf]?
  82. How to convert from foot-pound [ft*lbf] to kilogram-force meter?
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  85. How to convert from pound-force foot [lbf*ft] to foot-pound [ft*lbf]?
  86. How to convert from foot-pound [ft*lbf] to pound-force foot [lbf*ft]?
  87. How to convert from pound-force inch [lbf*in] to foot-pound [ft*lbf]?
  88. How to convert from foot-pound [ft*lbf] to pound-force inch [lbf*in]?
  89. How to convert from ounce-force inch [ozf*in] to foot-pound [ft*lbf]?
  90. How to convert from foot-pound [ft*lbf] to ounce-force inch [ozf*in]?
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  93. How to convert from inch-ounce [in*ozf] to foot-pound [ft*lbf]?
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  95. How to convert from poundal foot [pdl*ft] to foot-pound [ft*lbf]?
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  103. How to convert from Hartree energy to foot-pound [ft*lbf]?
  104. How to convert from foot-pound [ft*lbf] to Hartree energy?
  105. How to convert from Rydberg constant to foot-pound [ft*lbf]?
  106. How to convert from foot-pound [ft*lbf] to Rydberg constant?

What Is This Tool?

This tool allows users to convert energy measurements from the imperial foot-pound unit to the SI unit joule. It facilitates seamless conversion of mechanical work, torque, and ballistic energy for compatibility with standard scientific and engineering calculations.

How to Use This Tool?

  • Enter the energy value measured in foot-pounds (ft*lbf).
  • Select foot-pound as the source unit and joule as the target unit.
  • Click convert to get the equivalent energy in joules (J).

Key Features

  • Converts foot-pound (ft*lbf) units to joules (J) accurately.
  • Supports energy measurement in mechanical, automotive, and ballistic contexts.
  • Browser-based and easy to use without requiring special software.

Examples

  • 5 foot-pounds equals approximately 6.779 joules.
  • 10 foot-pounds equals approximately 13.558 joules.

Common Use Cases

  • Measuring small mechanical work in hand tools and machinery.
  • Expressing muzzle energy in ballistics for projectile analysis.
  • Specifying torque values in automotive and mechanical assemblies.

Tips & Best Practices

  • Understand whether foot-pound represents energy or torque in your context.
  • Use the tool to convert to SI units when needed for scientific comparison.
  • Confirm unit definitions are consistent with standard imperial measurements.

Limitations

  • Foot-pound is a non-SI unit; conversions may have rounding discrepancies.
  • The unit can indicate energy or torque, requiring contextual clarity.
  • Assumes standard definitions of pound-force and foot within imperial units.

Frequently Asked Questions

What is a foot-pound in terms of energy?
A foot-pound is the work done when a force of one pound-force acts through a displacement of one foot in the force's direction.

Why convert foot-pounds to joules?
To express mechanical energy in SI units for scientific consistency and comparison in engineering and physics.

Can foot-pounds represent torque as well as energy?
Yes, foot-pounds can indicate either torque or energy depending on the application, so understanding context is crucial.

Key Terminology

Foot-pound [ft*lbf]
An imperial unit of energy equal to the work done when a one pound-force acts through a distance of one foot.
Joule [J]
The SI derived unit of energy, defined as the energy transferred when a force of one newton moves an object one meter.
Conversion Rate
The fixed quantity used to translate foot-pound measurements into joules, specifically 1 ft*lbf = 1.3558179483 J.

Quick Knowledge Check

Which SI unit corresponds to the foot-pound in this conversion?
What does one foot-pound represent?
In which contexts is foot-pound commonly used?