Unlocking the Mystery of Hard Spots on Vintage Pipes
By: Sri Chimbli, PE, AWS CWEng/CWIOver the years, vintage pipes have often been subject to unexpected ruptures, a phenomenon attributed to the presence of 'hard spots'. These are areas of heightened hardness on the outside surface, exceeding 327 HB (35 HRC). The ability to accurately... read More....
0
27
Mar 2024
Considerations for Additively Manufactured Parts
I grew up watching Star Trek: The Next Generation, and among the many amazing technological achievements commonplace aboard the USS Enterprise NCC-1701-D, I found replicator technology was one of the most interesting. The prospect of having whatever you want, built to your exact... read More....
0
13
Jun 2022
At the Needle Point: The Role of Materials in a Coronavirus Vaccine
The development of a vaccine for the novel coronavirus SARS-CoV-2 has captured—perhaps uniquely—the attention of a global audience of scientists, medical doctors, politicians, and the general public. However, identifying a viable vaccine candidate is only one of the first, of... read More....
0
11
Aug 2020
Flow Corrosion Effects Using Jet Impingement Corrosion Testing
Jet impingement testing is effectively employed to study the effects of flow on the corrosion of materials, and the effects of flow on corrosion inhibitor performance. Stress Engineering Services has improved and refined this technique to allow both in-depth scientific investigations... read More....
0
05
Apr 2018
Corrosion Technology Center: Providing Customized Corrosion Engineering and Testing
Corrosion happens. It can occur in virtually every aspect of every human endeavor, from food spoiling to cars rusting. Corrosion engineers remain at the forefront of the battle against this process. While a broad spectrum of advanced tools and techniques are now available to... read More....
0
23
Oct 2017
Addressing the Threat of Coal Silo Failures in Power Plants
Are you aware that there have been two catastrophic coal silo failures in US power plants within the last 12 months? On July 24, 2016, a 42 year old coal silo failed at a plant in Indiana, dumping 500 tons of coal to the ground. Fortunately, there were no fatalities. Then, on... read More....
0
02
Aug 2017
Failure Analysis – How Much is Enough?
The year was 1977. I was listening to my engineering professor talk about the failure analysis work he did. He seemed like a detective—uncovering clues, examining evidence, and putting it all together into a story about what happened. Why did the shaft fracture? Why did the... read More....
0
19
Jun 2017
