Converter group
Common Converters
Force Converter
Result
... Pound-force = ... Kilogram-force
Find the units to convert
Pound-force to Kilogram-force Converter
Use this page to convert pound-force values into kilogram-force, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 lbf = 0.45359237 kgf
1 kgf = 2.20462262184878 lbf
Example: 10 lbf = 4.5359237 kgf
Pound-force
A pound-force is represented in this converter as 4.448221615261 newtons.
History: Pound-force comes from English engineering and US customary force systems.
Current use: Pound-force is used in mechanical engineering, fasteners, thrust, and load ratings.
Also written as lbf, pound force, pounds force.
Kilogram-force
A kilogram-force is represented in this converter as 9.80665 newtons.
History: Kilogram-force predates widespread SI newton usage in some engineering contexts.
Current use: Kilogram-force appears in load ratings, older engineering documents, and force conversions.
Also written as kgf, kilogram force, kilograms force.
Pound-force to Kilogram-force table
| Pound-force [lbf] | Kilogram-force [kgf] |
|---|---|
| 0.01 lbf | 0.0045359237 kgf |
| 0.1 lbf | 0.045359237 kgf |
| 1 lbf | 0.45359237 kgf |
| 2 lbf | 0.90718474 kgf |
| 5 lbf | 2.26796185 kgf |
| 10 lbf | 4.5359237 kgf |
| 20 lbf | 9.0718474 kgf |
| 50 lbf | 22.6796185 kgf |
| 100 lbf | 45.359237 kgf |
Frequently asked questions
How many Kilogram-force (kgf) are in one Pound-force (lbf)?
One Pound-force equals 0.45359237 Kilogram-force.
How do you convert Pound-force to Kilogram-force?
Multiply the Pound-force value by 0.45359237 to get the result in Kilogram-force.
How do you convert Kilogram-force back to Pound-force?
Multiply the Kilogram-force value by 2.20462262184878 to get back to Pound-force.
What is 10 Pound-force in Kilogram-force?
10 Pound-force equals 4.5359237 Kilogram-force.