Used Astro Metallurgical approximately 1130 sq. ft. Titanium vertical heat exchanger. Carbon Steel shell 24" diameter X 11'-8" long straight side. (1) Titanium (SB-265-2) bonnet head and (1) open flanged end. Titanium (SB-338-2)tube side with (494) tubes 3/4" diameter X 11'-8"' long. Titanium (SB-265-2) lined tubesheets. Shell rated FV/50 PSI @ 200 degrees F. Tubeside rated FV/50 @ 200 degrees F. NB# 1192.