Used approx. 481 Sq. Ft. Horizontal Stainless Steel Tube Heat Exchanger, built by Atlas 2001. CS Shell Rated 229 PSI @ 300F. 316L-SS Tubes rated 154 PSI @ 300F. 316L-SS Tubesheets & Heads. (204) Tubes, .75" dia x 12' L. Shell dia: 1'6" x 13'11" OAL . Passes: Shell: 1, Tubes: 8. Nozzles: Shell (2) 3", Tube (2) 2". Serial # 10809, NB# 9235. Type: BEM