An engine dynamometer measures torque (lb-ft), not mechanical energy (ft-lb); and an engineâs âtimeâ is expressed in revolutions per minute (rpm). Since 6.28 ft-lb of work is about equal to 1 lb-ft of torque, you can substitute the eqautions in Figure 2.
DEF weighs approximately 9 lbs per gallon. Compared to diesel fuel at approx 7.05 lbs and gasoline at an average of 6.19 lbs, DEF is a relatively heavy product.ow much DEF can I haul? With DEF weighing in at around 9lbs per gallon, we estimate that with a tandem axle truck tank you will be able to haul just over 3000 gallons in most states. For trailers the capacity will be around 5,000 gallons.
Report Abuse. if the gallon measure is imperial (British) then a pint of water weighs a pound and a quarter so a gallon of water weighs 10 lbs therefore 5 gallons of water will weigh 50 lbs. Lord Percy Fawcette-Smythe.Â· 8 years ago. 18.93 Kg 18.93 kg = 41 lb 11.736 oz How much does a 5 UK gallon bottle of water weigh? â 22.73 kg 22.73 kg = 50lb 1.7772 oz My 5 US Gallon blue container with tap weighs 19.9 kg when full, and 0.9 kg when empty. Source(s): http://www.abcdiamond.com/how-much-does-...