Openings near tube sheets
A new requirement was added to the 2019 Edition of the ASME Code in paragraph UHX-4(h), concerning openings adjacent to tube sheets. In exchangers where the tube sheet is welded…
Author: wardtank
Section 232 (Tariffs on Imported Steel and Aluminum) and Section 301 (Tariffs on Chinese Final Products)
Effective June 1st 2018 – the Trump administration imposed 25% steel and 10% aluminum tariffs (section 232) on all countries including the European Union, Canada and Mexico. The month of August…
Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (#3 – Corrosion)
#3 – Corrosion… If your responsibilities include heat exchangers, you probably know that corrosion is a common failure mechanism. Most everyone in the refining and petrochemical worlds sees corrosion on…
Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (#1 – Tube Plugging)
#1 – Tube Plugging… If you work around shell & tube heat exchangers, it is likely that you’ve seen or heard of plugged tubes. Plugging can be intentional, where a…
Tight Tolerance Portable Machining
Do you find yourself frustrated with your current supplier of on-site machining services or do you have a piece of equipment that needs repairing but has proven difficult or impossible…
Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (OVERVIEW)
Many of our customers utilize shell and tube heat exchangers in their facilities. Depending on the process conditions, that equipment may not last for decades without maintenance and repair. It…
