UNUSED Southern Heat Exchanger Corp. approximately 101 square foot Shell and Tube Heat Exchanger. 10” diameter X 8’ 7” face to face length. Carbon steel shell rated 706 PSI @ 15 to 500 degrees F. (60) 3/4” S31803 Duplex stainless steel tubes rated 638 PSI @ 15 to 375 degrees F. S/N 10-0063, National Board# 13622. 1 1/2” Process, 1 1/2” Service nozzles. Built 2010.