Unused 2225 sq. ft Melter SA de CV Shell & Tube Heat Exchanger. 1 pass shell side. 1 pass tube side. . Type NEN, Vertical. Carbon steel shell rated 100 psi / F.V. at 500 degrees F. (850) 1” O.D. x 10’ long. 18 BWG (0.049” AW) 304 stainless steel tubes rated 80 psi at 325 degrees F. 304 stainless steel expansion joint (bellows). 304 SS tubesheet. Openings shell (1) 16” and (1) 20”, opening for tubes (1) 6” and (1) 8”. Flat bolt on carbon steel ends. Mounted on carbon steel supports. Serial #MDI-333-15. National Board #224. Built 2007.