Definition:SI/Force/Kilogram Force

Definition

It is defined as being:

The gravitational force exerted on a mass of one kilogram on the surface of Earth.

In this context, the value of the standard acceleration due to gravity is used, taken to be $9.80665 \, \mathrm m \, \mathrm s^{-2}$.

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$\ds 1$

kilogram force

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$=$

$\ds 9 \cdotp 80665$

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$\approx$

$\ds 2 \cdotp 205$

$\mathrm {kgf}$

The symbol for the kilogram force is $\mathrm {kgf}$.

The $\LaTeX$ code for $\mathrm {kgf}$ is \mathrm {kgf} .

Some sources hyphenate: kilogram-force.

The kilogram force is also known as the kilopond.

Some sources refer to it as the kilogram weight.

The prefix kilo- derives from the Greek word χίλιοι (khilioi), which means thousand.