Get current pricing for Heat Transfer Equipment C, 20,271 Sq. Ft. Admir 20,271 Sq Ft Horizontal Shell & Tube Heat Exchanger. Cs Shell (sa-516) Rated 300 Psi @ 300 Degrees F. Admiralty Brass (sb-111-443) Tubes Rated 10 . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: