System reference
- 1 lb = 16 oz = 256 dr = 7000 grains
- 1 stone (UK) = 14 lb
- 1 short ton (US) = 2000 lb ≈ 907.18 kg
- 1 long ton (UK) = 2240 lb ≈ 1016.05 kg
FAQ
How is this different from troy weight?
Avoirdupois is everyday weight — 1 lb avdp = 453.59 g. Troy weight is used for precious metals — 1 troy oz = 31.10 g (heavier than avdp oz = 28.35 g). See the troy weight converter.