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