LP Gas Properties

Liquefied petroleum gas properties

Liquefied petroleum gas, also called LPG, GPL, LP or autogas, is a flammable mixture of hydrocarbon gases.

Property Butane Propane
Btu per cu. ft. (60oF) 3280 2516
Btu per lb. 21221 21591
Btu per gal. 102032 91547
Cu. ft. per lb. 6.506 8.58
Cu. ft. per gal. 31.26 36.69
Lb. per. gal. 4.81 4.24

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