Convert Pound-force to Kilogram-force

Simple, fast and user-friendly online tool to convert Pound-force to Kilogram-force ( lbf to kgf ) vice-versa and other Force related units. Learn and share how to convert Pound-force to Kilogram-force ( lbf to kgf ). Click to expand short unit definition.

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   Pound-force (lbf) =    Kilogram-force (kgf)

What is Pound-force ?

Pound-force (abbreviated as lbf) is a unit of force used in the imperial system of measurement. It measures the amount of force exerted by gravity on an object with a mass of one pound.

Definition of Pound-force

A pound-force is the force exerted by Earth's gravity on an object that has a mass of one pound. In simpler terms, it is the weight of a 1-pound object under standard gravitational conditions.

Relation to Other Units of Force

Pound-force is commonly used in countries like the United States, where the imperial system is prevalent.

  • 1 pound-force (lbf) is the force required to accelerate a mass of 1 pound under the acceleration due to gravity, which is approximately 32.2 feet per second squared (ft/s²).

To express it in terms of newtons (the SI unit of force):

  • 1 pound-force (lbf) is approximately equal to 4.448 newtons (N).

This means that a pound-force is the amount of force needed to accelerate a 1-pound object by 32.2 feet per second squared due to gravity.

When Is Pound-force Used?

Pound-force is widely used in fields such as engineering, mechanics, and construction within the United States and other countries that use the imperial system. It is often used to measure larger forces, such as the force exerted by engines, the strength of materials, or the load a structure can support.

Example to Illustrate Pound-force

Imagine you have an object that weighs 1 pound, like a loaf of bread. The force with which gravity pulls this loaf of bread toward the Earth is 1 pound-force. If you were to hold the loaf in your hand, the pressure you feel from the weight of the bread is about 1 pound-force.

Summary

Pound-force (lbf) is a unit of force that represents the gravitational force on a 1-pound mass. It is part of the imperial system and is commonly used in the United States. One pound-force is approximately equal to 4.448 newtons. This unit is useful for measuring larger forces in engineering, construction, and mechanics.




What is Kilogram-force ?

Kilogram-force (abbreviated as kgf) is a unit of force that measures the amount of force exerted by gravity on an object with a mass of one kilogram.

Definition of Kilogram-force

A kilogram-force is the force exerted by Earth's gravity on a mass of one kilogram. In simpler terms, it represents the weight of a 1-kilogram object under standard gravitational conditions.

Mathematical Representation

The kilogram-force is based on the acceleration due to gravity, which is approximately 9.8 meters per second squared (m/s²). So, 1 kilogram-force is defined as:

1kgf=1kg×9.8m/s21 \, \text{kgf} = 1 \, \text{kg} \times 9.8 \, \text{m/s}^2

This means that 1 kilogram-force is the force needed to accelerate a 1-kilogram object at 9.8 meters per second squared, which is the acceleration due to gravity on Earth.

Relation to Other Units of Force

The kilogram-force is often compared to the newton, which is the standard unit of force in the International System of Units (SI).

  • 1 kilogram-force (kgf) is approximately equal to 9.8 newtons (N).

This means that the force of gravity on a 1-kilogram object is about 9.8 newtons, so 1 kgf ≈ 9.8 N.

When Is Kilogram-force Used?

Kilogram-force is used in contexts where the metric system is prevalent, and it provides a convenient way to express forces in everyday situations. It is particularly useful in engineering and physics when dealing with objects that have masses measured in kilograms and where it’s important to consider the force of gravity.

Example to Illustrate Kilogram-force

Imagine you have a 1-kilogram object, like a liter of water. The force with which gravity pulls this object toward the Earth is 1 kilogram-force. If you hold the water in your hand, the pressure you feel due to its weight is about 1 kilogram-force.

Summary

Kilogram-force (kgf) is a unit of force that represents the gravitational force on a 1-kilogram mass. It is equal to the force needed to accelerate a 1-kilogram object at 9.8 meters per second squared, which is the acceleration due to gravity. One kilogram-force is approximately equal to 9.8 newtons. This unit is useful in practical situations for measuring forces related to the weight of objects in the metric system.



List of Force conversion units
Newton-force Kilonewton Dyne Gram-force Ounce-force Pound-force Kilogram-force Kip-force Metric Ton-force