Used 3317 Sq Ft Slagle Manufacturing Carbon Steel Vertical Shell & Tube Heat Exchanger. Shell rated 240 psig @ 350 F, Tubes rated 240 psig @ 530 F, Size 40-168, Type BEM-EJ. Tubes (1253) x 3/4" ID x 14 ga x 14' Lg. Shell 41" ID x 14' Lg. Slagle Serial #34983-1, Built 1983. Certified by Roark Enterprises in 1989, Serial #89-545-2, National Board #701. Estimated Weight -- 24,600#. Previous Use: Ethylene Oxide.