Unused 650 sq. ft. 304 Stainless Steel vertical heat exchanger. Mfg. by Wuxi Zhicheng Biochemical Eng. 1.8 Design duty (MMBTU/Hr). Shell Design Rating: 147/FV psig @ 428 deg. F. (336) 19.05mm Tube Design Rating: 174/FV psig @ 428 deg. F.; 20" x 10'0". Oil/Steam heat exchanger. With Expansion Joint. Empty weight 3954 lb. National Board #152. Serial #WZA21-22. Built 2021. Under Nitrogen Purge