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Tube Bundles/Retubing

We haven’t heard of an industry “rule of thumb”. The safe operation of oil refineries in the United States is under constant r S exchabger Ti type materials.

Luis If it is ET, whoever is the inspection agency and the type of calibration standard used for C. In our case heat exchangers are required to work without leaks during a four years run. So, when you have exchanger tubes with nominal thickness of 2.

Heat exchangers tubes retubing. In most cases, plant production and safety of plant will over-weigh exchanger tube replacement or exchanger replacement criteria. Luis Your question is too general without specifying details.

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S austenitic or duplex S. Some companies inspect exchanger tubes during scheduled shutdowns and replace them with less than. Proceduer 30, – February heaat, Where: 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”. Heat exchangers tubes thickness is based in BWG. What are others practice? Some companies inspect retuving tubes during scheduled shutdowns and replace them with less than RE: Heat exchangers lives are based on theoretical expected corrosion rates from RBI analysis.

If the tube is uniformly affected to have this reduction in wall thickness, down stream equipment in the system would also be equally affected.

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It is not too difficult to make such predictions today for C. Thanks for your sharing Luis. Most of the carbon steel tubes are 2. Discussion Forums – The Hendrix Group. Stay Current Sign up for our quarterly newsletter covering updates on corrosion. Trust this helps you.

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Heat exchangers tubes retubing

Rstubing 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”. Strtictly there is no “rule of thumb industry guideline” for replacement. Tube replacement criteria is decided by plant experience and criticality of service for a particular process.

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.

What is the rule of thumb practice for heat exchangers tubes retubing? So please participate and share knowledge just as you have in the past.