Used 42 Square Feet Pfaudler Hastelloy Horizontal Heat Exchanger. Shell rated 150 psi and full vacuum @ 450 F, tubes rated 150 psi @ 450 F. Type BEM 08-60. 86 5/16” OAL. (50) ¾” tubes, 0.065” thick, (Hastelloy SB-626 AI C-276, WLD). (2) 3” inlet/outlet, (2) 1-1/2” inlet/outlet, (2) 1” vent/drain. Serial #J040815, National Board #50295, Built 2000. Weight – 545 lbs. Previous Use: API Pilot Plant.