You are here: / / / / Pounds ⇄ U.K. Long Tons
1 lb wt. = 0.00045 tn long wt.
1 tn long wt. = 2,240.00 lb wt.
Definition of pounds of water provided by Merriam-Webster
any of various units of mass and weight; specifically : a unit now in general use among English-speaking peoples equal to 16 avoirdupois ounces or 7000 grains or 0.4536 kilogram
Definition of U.K. long ton of water provided by WikiPedia
The long ton arises from the traditional British measurement system: A long ton is 20 hundredweight, each of which is 8 stone, which is defined as 14 pounds. Thus a long ton is 20 × 8 × 14 lb = 2,240 lb.