Force conversion

Convert Pound-force to Kilonewton

1 pound-force (lbf) equals 0.004448221615 kilonewton (kN). Enter any value below to convert from lbf to kN.

Enter a value and choose units. Results update instantly.

1 lbf = 0.0044482216 kN

All Force units

From 1 lbf
UnitValue
Newton N 4.4482216153
Kilonewton kN 0.0044482216
Dyne dyn 444,822.16152605
Kilogram-force kgf 0.45359237
Pound-force lbf 1
Ounce-force ozf 16
Poundal pdl 32.1740485564
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Formula

lbf to kN conversion formula

Use this relationship for a direct conversion:

kN = lbf x 0.004448221615

Worked example

2 lbf = 0.0088964432 kN.

Kilogram-force and pound-force use conventional standard gravity of exactly 9.80665 m/s².

Quick reference

Pound-force to Kilonewton table

Pound-force (lbf)Kilonewton (kN)
0.010.0000444822
0.10.0004448222
10.0044482216
20.0088964432
50.0222411081
100.0444822162
250.1112055404
500.2224110808
1000.4448221615
1,0004.4482216153

From unit

About the pound-force

Force on one pound mass under standard gravity.

Symbol: lbf

To unit

About the kilonewton

One thousand newtons.

Symbol: kN

Keep converting

Related conversions

Kilonewton to Pound-forceReverse this conversion Pound-force to Newtonlbf to NPound-force to Dynelbf to dynPound-force to Kilogram-forcelbf to kgfPound-force to Ounce-forcelbf to ozfPound-force to Poundallbf to pdl

Source

Conversion standard

Definitions are checked against NIST SP 811: Force units. Calculations use full internal precision before display rounding.

View the complete force converter

Questions

lbf to kN FAQ

How do you convert pound-force to kilonewton?

Use the formula kN = lbf x 0.004448221615. 1 pound-force (lbf) equals 0.004448221615 kilonewton (kN).

Is the lbf to kN conversion exact?

Kilogram-force and pound-force use conventional standard gravity of exactly 9.80665 m/s².