Used Doyle & Roth Heat Exchangers

Stock# 52052007

Used Doyle & Roth Shell & Tube Heat Exchanger, Horizontal. Approximate 108 Square Feet. Carbon steel shell rated 270 psi at -20 to 150 degrees F. (55) 304 Stainless steel 3/4" diameter x 10' long straight tubes, rated 159 psi/FV at -20 to 300 degrees F. Openings: shell side (2) 1-1/2", tube side (2) 4", (1) 2". Saddle mounted. Serial# J-6750-10, National Board# 15761.

Stock# 54110002

Used Doyle & Roth Shell & Tube Heat Exchanger | 1963 Sq. Ft. | Alloy 400 Tubes | 300 PSI | 2006/2018. Monel/Alloy 400 tube side construction. Full vac/300 psig shell side design pressure; 390 psig shell side test pressure; 650/15 degrees F shell side max./min. design temp.; 1 pass shell side. Full vac/250 psig tube side design pressure; 325 psig tube side test pressure; 650/15 degrees F tube side max./min. design temp.; 3 pass shell side. OAD: 32" D x approx. 248" L. (300) 1.25" D x 240" L tubes. Built 2006, Repaired by Ohmstede in 2018. NB #20179. Original SN S-1443-4, new SN 824114.