Used Chemineer Single Pass Shell Heat Exchanger, 32 square meters, horizontally. Shell Carbon Steel at 200 psi to 400 deg.F. evaluated and 70 deg.F. 200 psi. (60) 3 / 8''x 54''de Monel long tubes monel 400, nominal diameter of 1000 psi to 400 deg.F. and 70 deg.F. psi to 1000. Nickel heads shirt. Openings shell (2) 1-1/2'', heads (2) 2.''Mounted on a carbon steel frame. www.aaronequipment.com ... "Equipment Used" Road "step" ... (https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWItHzLvJBGKB6xyLynAXArYiDC4wXOAqzN9OS1w0xZlVN5mWKDI2gPQJ1EY-yUaslXEM1wXcvHy-DAx5vH6ikmczr0G7aHBD_t1ZwKeY4ehqtpm3oOM_JktU94yOJJRWOnPuVCd5EUJiK/s72/Used_Fireplaces_single_pass_heat_exchanger_shell_-.jpg)