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Mass
Mass from laboratory samples to industrial loads.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result0.453592 kg1 lb = 0.453592 kg
EVERYDAY · ENGINEERING · SCIENCE
lb to kg Converter
Convert avoirdupois pound (lb) to kilogram (kg). Enter a value for an instant result, or use the examples and reverse conversion below.
520units ready to convert
HOW IT IS CALCULATED
Convert through kilogram
Enter a avoirdupois pound value to calculate kilogram with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| microgramfrom lb | µg | 453592000 |
| milligramfrom lb | mg | 453592 |
| gramfrom lb | g | 453.592 |
| kilogramfrom lb | kg | 0.453592 |
| metric tonnefrom lb | t | 0.000453592 |
| kilotonnefrom lb | kt | 0.000000453592 |
| grainfrom lb | gr | 7000 |
| ouncefrom lb | oz | 16 |
| avoirdupois poundfrom lb | lb | 1 |
| stonefrom lb | st | 0.0714286 |
| short tonfrom lb | ton US | 0.0005 |
| long tonfrom lb | ton Imp | 0.000446429 |
| slugfrom lb | slug | 0.031081 |
| metric caratfrom lb | ct | 2267.96 |
| daltonfrom lb | Da | 2.7316e26 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
lb to kg Conversion Reference
Avoirdupois Pound (lb) and kilogram (kg) are units of mass. Use this page to convert in either direction.
Conversion Examples
| Avoirdupois Pound (lb) | Kilogram (kg) |
|---|---|
| 1 lb | 0.453592 kg |
| 5 lb | 2.26796 kg |
| 10 lb | 4.53592 kg |
| 100 lb | 45.3592 kg |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
Reverse Conversion
kg to lb (kilogram to avoirdupois pound)
Related Mass Conversions
lb to µg (avoirdupois pound to microgram)lb to mg (avoirdupois pound to milligram)lb to g (avoirdupois pound to gram)lb to t (avoirdupois pound to metric tonne)lb to kt (avoirdupois pound to kilotonne)lb to gr (avoirdupois pound to grain)lb to oz (avoirdupois pound to ounce)lb to st (avoirdupois pound to stone)lb to ton US (avoirdupois pound to short ton)lb to ton Imp (avoirdupois pound to long ton)lb to slug (avoirdupois pound to slug)lb to ct (avoirdupois pound to metric carat)lb to Da (avoirdupois pound to dalton)