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Energy Converter

Value

From

Result

... Inch-pound = ... Joule

Result

... Inch-pound

... Joule

Value

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Use this page to convert inch-pound values into joule, with background details, formulas, a worked example, and a quick conversion table.

1 in lbf = 0.112984829027617 J

1 J = 8.85074579132719 in lbf

Example: 120 in lbf = 13.558179483314 J

Inch-pound (in lbf) is represented in this converter as 0.112984829027617 joules.

History: Inch-pound comes from mechanical work units combining force and length measures.

Current use: Inch-pound is used in mechanics, torque-adjacent references, ballistics, and engineering calculations.

Also written as in lbf.

A joule is the work done by a force of one newton through one meter.

History: It is named after James Prescott Joule.

Current use: Joules are used in physics, engineering, and energy calculations.

Also written as J, joules.