A pencil hardness test is a type of evaluation method that is performed to determine the hardness of a material, typically coating materials. To perform a pencil hardness test, graphite pencils of varying hardness are moved across a coating's surface. Its hardness relative to the graphite… View Full Term
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Non-destructive testing is a group of analytical methods to assess metals, systems, or components without causing damage. Learn more here...
By: Della Anggabrata
Discover some typical expected aqueous corrosion products for various alloys and conditions.
By: Steven Bradley | Principal Consultant, Bradley Consulting Services
Performing a fitness for service assessment of pressure vessels in the oil and gas industry in the event of corrosion.
For the asset owner or proprietor, a process plan is needed to find corrosion solutions for small-to-medium sized corrosion problems. The 12 steps to...
By: Bradley Erickstad | President, Coastal Corrosion Care LLC
Many techniques such as scanning electron microscopy (SEM) and x-ray diffraction (XRD) can be employed to provide vital information about corrosion products.
Municipal drinking water pipes are susceptible to corrosive scale and lead leaching from the pipe walls. A scale analysis can determine the extent of...
In order to ensure corrosion control of underground or submerged metallic structures, periodic function testing and troubleshooting of applied cathodic protect
By: Mahmoud Elmahdy | Senior Cathodic Protection Engineer
Learn about cathodic protection potential measurement, a method used to determine the adequacy of a cathodic protection system by comparing the measured potent
An electromagnetic acoustic transducer (EMAT) generates ultrasound via an electromechanical coupling, and is used to detect pipeline corrosion, cracks and...
By: Dileep Koodalil | Ultrasonic Non-Destructive Testing
Due to the potential for soluble salts to reduce coating performance, testing the substrate for the presence of these salts should be considered a requirement
By: Heather Stiner | Protective Coatings Professional, SSPC
Conventional pressure testing poses many risks to the pipeline, the environment and nearby workers. Ultrasonic inline inspection (ILI), on the other hand, is nondestructive, allowing pipe integrity to be assessed safely and economically.
By: Krystal Nanan | Civil Engineer
A look at digital radiography for corrosion inspection of pipelines, including how it works, where it's used and the advantages compared to...
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