Used 2000 Gal Vertical Carbon Steel (SA-516) Pressure Tank, rated 469 PSI @ 650 Deg F. 5' dia x 11' Straight Side. Dished Heads. 1.125" wall thickness. Side Manway. Skirt Mounted. Mfg by Westlake Metal Fabricators, S/N: V-00137, NB # 073. Previous use: Oil Seperator.