Mass/Weight Conversion

The following utility will enable you to convert mass/weight expressed in one unit to another unit

For very small numbers or to improve rounding you can use this to control the number of decimal places displayed
Convert
to
Mass/weight is generally expressed in kilogrammes (kg).
The information in the table below provides a method of converting mass/weight from other units to kilogrammes.
Convert fromMultiply by
carat, metric 0.000 2
grain (gr)0.000 064 798 91
hundredweight (long, 112lb) 50.802 35
hundredweight (short, 100lb) 45.359 24
ounce (avoirdupois) (oz) 0.028 349 52
ounce (troy or apothecary) (oz) 0.031 103 48
pennyweight (dwt) 0.001 555 174
pound (avoirdupois) (lb)0.453 592 4
pound (troy or apothecary) (lb)0.373 241 7
slug (slug)14.593 90
ton, assay(AT)0.029 166 67
ton,long (2240lb)1 016.047
ton, metric (t)1000
ton, short(2000lb)907.184 7