EVERYDAY · ENGINEERING · SCIENCE

Unit conversion. Made clear.

Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.

520units ready to convert
EVERYDAY

Mass

Mass from laboratory samples to industrial loads.

lb
kg

Try a decimal, 1e-9, 1/3, or 5 1/2.

Resultlb → kgConvert avoirdupois pound to kilogram
HOW IT IS CALCULATED

Convert through kilogram

Enter a avoirdupois pound value to calculate kilogram with full internal precision before display rounding.

Display precisionAuto · 12 significant digits

Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
microgramfrom lbµgInteractive
milligramfrom lbmgInteractive
gramfrom lbgInteractive
kilogramfrom lbkgInteractive
metric tonnefrom lbtInteractive
kilotonnefrom lbktInteractive
grainfrom lbgrInteractive
ouncefrom lbozInteractive
avoirdupois poundfrom lblbInteractive
stonefrom lbstInteractive
short tonfrom lbton USInteractive
long tonfrom lbton ImpInteractive
slugfrom lbslugInteractive
metric caratfrom lbctInteractive
daltonfrom lbDaInteractive

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.