Pound (avoirdupois) is mass unit, symbol: [lb av]. Definition of 1 pound (avoirdupois) ≡ 0.45359237 kg = 7000 grains . By definition, 1 lb av ≡ exactly 0.45359237 kg. Compared to Kilogram, pound (avoirdupois) is smaller unit.
• 1 [lb av] = (exactly) `0.45359237` [kg]
• 1 [kg] = (exactly) `1/(0.45359237)` [lb av] = 2.2046226218488 [lb av]
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Multiply convert of pound (avoirdupois) to common mass units:
[lb av]Mass units sort by name in ABC order
United States National Bureau of Standards (1959-06-25). Notices, Refinement of values for the yard and the pound (PDF). http://www.ngs.noaa.gov/PUBS_L...