Unused 103 sq. ft. 316L Stainless Steel horizontal heat exchanger. Mfg. by Wuxi Chemical Equipment. 1.3 Design duty (MMBTU/Hr). 316L Stainless Steel Shell Design Rating : 220/FV psig @ 430/300 deg. F. Duplex 2205 Tube Design Rating: 232/FV psig @430/400 deg. F. Shell mawp 412/FV psig @ 430 deg. F. Tube mawp 512.1/FV psig @ 430 deg. F. 12.25" X 84". Serial #WHA22-029-1. National Board #507. Built 2023. T-20002 Recirculating exchanger. Under Nitrogen Purged.