Force Converter

Convert between force units including newtons, pound-force, dynes, and kilogram-force. Essential for physics, engineering, construction, and automotive applications.

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Common Conversions
Quick access to frequently used conversions
Unit Information

Scientific Units

Scientific and technical measurements

N
scientific
Newton
Base unit of force in the International System of Units (SI)
kN
scientific
Kilonewton
1000 newtons, commonly used in engineering
mN
scientific
Millinewton
Thousandth of a newton, used for small forces
µN
scientific
Micronewton
Millionth of a newton, used in micro-mechanics
dyn
scientific
Dyne
CGS unit of force (0.00001 N)

Imperial Units

Traditional British and American measurements

lbf
imperial
Pound-Force
Imperial unit of force (4.448 N)
pdl
imperial
Poundal
Imperial unit of force (0.138 N)
ozf
imperial
Ounce-Force
Force exerted by 1 ounce under standard gravity (0.278 N)

Metric Units

International System of Units (SI) measurements

kgf
metric
Kilogram-Force
Force exerted by 1 kg under standard gravity (9.807 N)
gf
metric
Gram-Force
Force exerted by 1 gram under standard gravity (0.0098 N)
Preferences

Common Use Cases

  • Physics Education: Teach students about force and Newton's laws
  • Engineering Design: Calculate forces in structural analysis
  • Construction: Determine load forces and safety factors
  • Automotive Industry: Calculate engine forces and braking forces
  • Mechanical Systems: Analyze forces in machines and mechanisms

Unit Categories

Scientific Units

N, kN, mN, µN, dyn

Metric Units

kgf, gf

Imperial Units

lbf, pdl, ozf

About Force Conversion

Force is a fundamental concept in physics that describes the interaction between objects. The newton (N) is the base unit of force in the International System of Units (SI), defined as the force required to accelerate a mass of 1 kilogram at 1 meter per second squared.

In engineering and everyday applications, different force units are used depending on the context. Pound-force (lbf) is commonly used in the United States and represents the force exerted by gravity on a mass of 1 pound. Kilogram-force (kgf) is the force exerted by gravity on a mass of 1 kilogram under standard gravitational acceleration (9.80665 m/s²).

Our converter handles the full spectrum of force units from micronewtons (µN) used in micro-mechanics to kilonewtons (kN) used in structural engineering. Whether you're calculating the force of a falling object, analyzing structural loads, or designing mechanical systems, this tool provides accurate conversions for all your force-related calculations.

⚡ Common Force Examples

Everyday Forces:
  • • Apple weight: 1 N ≈ 0.225 lbf
  • • Human weight: 700 N ≈ 157 lbf
  • • Car weight: 15,000 N ≈ 3,370 lbf
  • • Building weight: 50,000 kN ≈ 11.2 million lbf
Engineering Forces:
  • • Bolt tension: 10 kN ≈ 2,248 lbf
  • • Bridge load: 100 kN ≈ 22,480 lbf
  • • Engine thrust: 100 kN ≈ 22,480 lbf
  • • Crane capacity: 500 kN ≈ 112,400 lbf

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