Pound-Force Converter - Convert lbf to Newton, kgf, dyne & More Units

Result:

1 lbf = 4.44822162 N

How Pound-Force Conversion Works

1

Input Force

Enter pound-force value

2

Select Units

Choose target unit

3

Apply Formula

Use conversion factor

F₂ = F₁ × k
Conversion formula

Conversion Formulas

From Pound-Force (lbf):

To Newton:N = lbf × 4.4482
To kgf:kgf = lbf × 0.4536
To dyne:dyn = lbf × 444,822
To ozf:ozf = lbf × 16

To Pound-Force (lbf):

From Newton:lbf = N á 4.4482
From kgf:lbf = kgf á 0.4536
From dyne:lbf = dyn á 444,822
From ozf:lbf = ozf á 16

Pound-Force Conversion Table

lbfNewton (N)kgfDyneozfgf
0.10.4450.045444821.645.4
0.52.2240.2272224118.0226.8
14.4480.45444482216.0453.6
28.8960.90788964432.0907.2
522.2412.268222411180.02268.0
1044.4824.5364448222160.04535.9
2088.9649.0728896443320.09071.8
25111.20611.34011120554400.011339.8
50222.41122.68022241108800.022679.6
75333.61734.019333616621200.034019.4
100444.82245.359444822161600.045359.2
200889.64490.718889644323200.090718.5
5002224.111226.7962224110818000.0226796.2
10004448.222453.59244482216216000.0453592.4
20008896.443907.18588964432332000.0907184.7

Pound-Force Units Progression Chart

1 lbf

Newton:4.448 N
kgf:0.454 kgf

5 lbf

Newton:22.241 N
kgf:2.268 kgf

10 lbf

Newton:44.482 N
kgf:4.536 kgf

25 lbf

Newton:111.206 N
kgf:11.340 kgf

50 lbf

Newton:222.411 N
kgf:22.680 kgf

100 lbf

Newton:444.822 N
kgf:45.359 kgf

Practice Problems with Solutions

Problem 1:

Convert 25 lbf to Newton

Solution: 25 × 4.4482 = 111.21 N

Problem 2:

Convert 100 N to pound-force

Solution: 100 á 4.4482 = 22.48 lbf

Problem 3:

Convert 50 lbf to kilogram-force

Solution: 50 × 0.4536 = 22.68 kgf

Problem 4:

Convert 10 kgf to pound-force

Solution: 10 á 0.4536 = 22.05 lbf

Problem 5:

Convert 5 lbf to ounce-force

Solution: 5 × 16 = 80 ozf

Daily Uses of Pound-Force

Torque wrench specifications for automotive repairs

Weight lifting equipment and gym machine ratings

Construction bolt and fastener tension requirements

Aircraft maintenance and aerospace engineering

Industrial machinery force specifications and safety limits

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D

Dr. Jane Doe

Verified

Expert Reviewer & Mathematician

Last Updated: May 19, 2026

Quick Reference

1 meter
3.28 feet
1 kilogram
2.2 pounds
0°C
32°F
1 liter
0.26 gallon
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