Visual Inspection (VT) is the oldest and most basic method of inspection. It is the process of looking over a piece of equipment using the naked eye to look for flaws. It…
Like magnetic particle testing, this is a surface-only inspection method that can find imperfections such as cracks, surface porosity, seams, laps, etc. Unlike MT, it can be used on magnetic…
Mechanical Integrity (MI) can be defined as the management of critical process equipment to ensure it is designed and installed correctly and that it is operated and maintained properly. MI…
We previously discussed how straight beam ultrasonic testing (UT) can be used for inspection and thickness measurement of plates and other flat objects. Welds cannot usually be inspected with straight…
Heat Exchanger Re-Tube Gone Bad, Then Good Again. As we have been discussing, there are times when it is not possible to effectively repair a piece of equipment. This particular…
Last month, we continued our discussion about how some equipment just can’t be revived and referenced an actual ongoing project. The head had suffered from Stress Corrosion Cracking (SCC) under…