Flanges Shell and Cover Tube Sheet Baffles ø25-83 mm ø33-40 mm ø8-300 mm ø26-50 mm (.984-3.2678") (1.299-1.575") (.315-11.8") (.984-2.165") 10-100xD 1.5xD, 3xD, 5xD, 8xD 10-100xD 5xD 5