Used 127 sq. ft. horizontal Hastelloy C heat exchanger. MFD by S.H.E., built 1994. CS Shell Side: 75PSI @ 350 deg F.; Hastelloy C Tube side: 30 PSI @ 350 deg F. Hastelloy C/Clad Heads. Shell - 10" dia x 10’ 8" OAL. (81) Tube x ¾" OD. 1 Pass Shell Side, 1 pass Tube Side. Type AEL. Shell nozzles: (2) 3"; Tube Nozzles: 3", 4", 6". S/N: 94-100, NB# 7830.