Used 60" x 25'TT Carbon Steel Vertical Sulfatreat Column. Mfg Superior Fabrication, Inc. SA-516 Shell rated MAWP 1440PSI@140F, MDMT -3F@1440PSI. (1)24" Manway, (1)18" Manway, (2)4" inlet, outlet, (1) 4" Drain, (13) Misc couplets. Skirt mounted. Serial #003422-15. National Board #3195. CRN R0381.2. Built 2008