Used 30,000 gallon horizontal, Carbon Steel Tank, rated 250 psig @ 150 deg F, 11' Dia x 55'6" OAL. Mfg. by Flint Steel - 1964, ASME code built, S/N 64-2036-M, NB# 52975, Thickness - Shell: 1-5/8", Heads: .529". Mounted on saddles. Code papers on file.
Previous use: Butane.