Unused 650 sq. ft. 304 Stainless Steel vertical shell and tube heat exchanger. Manufactured by Wuxi Zhicheng in 2021. 1.8 Design duty (MMBTU/Hr). 304 SS Shell Design Rating: 147/FV psig @ 428 deg. F. 304 SS Tube Design Rating: 174/FV psig @ 428 deg. F. Dimensions 20" x 10'0". Designed as Oil/Steam heat exchanger. With Expansion Joint. Under Nitrogen Purge. Serial #WZA21-23; NB #153.