Unused 1055 sq. ft. carbon steel heat exchanger. Mfg. by Wuxi Chemical Equipment in 2023. 6.214 Design duty (MMBTU/Hr). Shell Design Rating: 232/FV psig @ 480 deg. F. Tube Design Rating: 200/FV psig @ 380 deg. F. Shell mawp 527.5/FV psig @ 430 deg. F. Tube mawp 379.6/FV psig @ 380 deg. F. 23.5" X 16'11". Serial # WHA22-086-1. National Board #563. Acid gas stripper reboiler. Under Nitrogen Purged.