Corrosion and its effects haw always been a significant threat to condensers and reboilers used in the chemical process industries. With shell-and-tube units, the traditional approach to dealing with corrosion has simply been to expect that it will arise, to keep an eye on the problem in the course of regular inspections, and then take the necessary measures when needed. This is a risky approach, however. Corrosion developing faster than expected may cause product contamination or a dangerous mixing of fluids, Inspection, maintenance and repair work involve significant recurring downtime, with the worst-case scenario being an unexpected heat exchanger Breakdown that results in a long standstill in production.
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