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##### Asked by: Lucienne Ikazteguieta

automotive green vehicles# How much does an empty 40 pound propane tank weigh?

Last Updated: 2nd January, 2020

**29lbs**. if empty.

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Also to know is, how much do empty propane tanks weigh?

stamped on the collar of the tank. For a grill sizedtank you simply calculate the tare weight + **20 lbs**, andthat's how much the tank should weigh when it's full. Most **20lb** tanks have a tare weight of +/- **17 pounds** whencompletely empty. This means a "full" propane tank should weighabout 37 pounds.

Furthermore, what is the weight of a full 30 lb propane tank? "A typical steel "30 pound" liquid propane tank weighsabout 25-28 pounds empty. Propane weighs about **4.125 pounds**per gallon and a "30 pound tank" will hold about 7.5 gallons so afull tank will weigh about 55 pounds or so."

Thereof, how much does a 100lb propane tank weigh empty?

Most #100 **tanks weigh** about 67 pounds **empty**plus the 100 pounds of lpg making 167 pounds.

How big is a 40 lb propane tank?

A **40 lb**. **propane tank** measuresapproximately 29 inches high by 12.5 inches in diameter, and has aBTU capacity of 860,542. A 100 **lb**. **propane tank**measures approximately 48 inches high by 14.5 inches in diameter,and has a BTU capacity of 2,160,509.