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What are others practice? S or Ti type materials. Some companies inspect exchanger tubes during scheduled shutdowns and replace them with less than RE: Heat exchangers lives are based on pdocedure expected corrosion rates from RBI analysis. Luis Your question is too general without specifying details. Strtictly there is no “rule of thumb industry guideline” for replacement.
Arudra Engineers Pvt. Ltd. RETUBING OF CONDENSER/HEATEXCHANGER/COOLERS
Some companies inspect exchanger tubes during scheduled shutdowns and replace them with less than. Ecxhanger NEW posts will show up credited to their authors. Heat exchangers tubes retubing. Discussion Forums – The Hendrix Group. Thanks for retuving sharing Luis.
In our case heat exchangers are required to work without leaks during a four years run. The safe operation of oil refineries in the United States is under constant r Testimonials Contact Us Sitemap.
NOTICE When migrating the old forums over to our new forums we were unable to retain the identity of the authors, so the old posts will show up as “anonymous”. Trust this helps you.
What is the rule of thumb practice for heat exchangers tubes retubing? So, when you have exchanger tubes with nominal thickness of 2. Trust this will help you C. S and their inspection experience, the agency should grade your tubes in a way that you do not normally resort to whole sale replacement. In services where you have generalized tubes corrosion is easier to schedule heat exchanger retubing but when your corrosion is localized is almost impossible to predict heat exchangers tubes replacement.
In most cases, plant production and safety of plant will over-weigh exchanger tube replacement or exchanger replacement criteria. Stay Current Sign up for our quarterly newsletter covering updates on corrosion. S austenitic or duplex S.
Retubing | Fox Heat Exchangers
If the tube is uniformly affected to have this reduction in wall thickness, down stream equipment in the system would also be equally affected. Most of the carbon steel tubes are 2.
When migrating the old forums over to our new forums we were unable to retain the identity of the authors, so the old posts will show up as “anonymous”. Tube replacement criteria is decided by plant experience and criticality of service for a particular process. So please participate and share knowledge just as you have in the past.
We haven’t heard of an industry “rule of thumb”. Heat exchangers tubes thickness is based in BWG. Luis If it is ET, whoever is the inspection agency and the type of calibration standard used for C.
Page 1 of 2. January 30, – February 2, Where: It is not too difficult to make such predictions today for C.