Corrosion Testing
Electric Transportation Systems and Stray Current Corrosion
Stray current corrosion from DC transit system is a real threat to a pipeline’s integrity, but it can be detected by measuring the...
An Overview of Cathodic Protection Potential Measurement
Learn about cathodic protection potential measurement, a method used to determine the adequacy of a cathodic protection system by comparing...
Tools & Tips: Holiday Detection on Coated Steel & Concrete Substrates
A coating inspector offers tips on using low voltage and high voltage testers to find coating pinholes (holidays) on painted metallic...
Defining Service Requirements & Environmental Factors for Coating Specification
An expert coatings engineer describes the international standards and procedures necessary to define environmental factors and durability...
Corrosion Industry Experts Share What Innovations They See on the Horizon in 2019
Find out what new innovations you should look out for this year as Corrosionpedia went to NACE Corrosion 2019 (the world’s largest...
How Better Industry Teamwork Can Reduce Premature Coating Failures
Pitfalls often plague the success of coatings application projects, resulting in costly premature failures across numerous industries. We...
The 4 Best Nondestructive Inspection Methods for Corrosion Under Insulation
The advantages and limitations of four of the best nondestructive inspection methods for corrosion under insulation (CUI) in pipelines are...
7 Best Methods for Detecting Leaks in Pressure Vessels
Pressure vessels may become unusable if leaks are present and the internal pressure decays. It is critical that pressure vessels remain...
The Impact of the Pipeline Safety Act of 2011 on the Industry
Even though pipelines are one of the safest and most reliable forms of energy transportation, there is a long history of pipeline failures...
Field Results: Improving Water System Efficiency & Corrosion Resistance
A case study on a protective coating solution for a hydraulic pump at a water elevation plant in Portugal. Eight months after coating...
Ambiguities in Determining if 'Specified DFT' has been Achieved
The authors expose the roles that standards, and paint company guidelines and recommendations play in the confusion over how coating...
The Use of Laser Scanning when Conducting Fitness-for-Service Corrosion Assessments
Laser scanning (profilometry) is a highly effective and accurate inspection method for measuring changes in geometry of pressurized vessels...
Use of Non-intrusive Inspection in Onshore Gas Facilities
Non-intrusive inspections of pressure and process vessels are used to determine the internal condition of the equipment without having to...
Why Non-intrusive Inspection (NII) is Such an Effective Process for Corrosion Management
Non-intrusive inspections (NII) are increasingly being considered as an alternative to the traditional internal visual inspection (IVI)...
Lessons Learned from 50 Years of Coatings Testing at SA Water
This article provides key findings and lessons learned from test results generated across eight environmental test sites with the aim of...
Duplex Coating: How it Works, How It's Applied
For a severely corrosive environment, the duplex coating system ensures an extended productive life for iron and steel assets, along with...
Using 3D Laser Analysis for Nondestructive Testing and Evaluation of Pipeline Corrosion
NDT inspectors are able to perform inspection services in difficult to access areas, including confined spaces, elevated areas, and on and...
Nondestructive CUI Detection Techniques for Process Pipelines
Advancements in the corrosion field allow us to detect and control corrosion under insulation (CUI) in pipeline systems through...
CUI Detection Techniques for Process Pipelines
In petrochemical refineries, the majority of pipeline failures are due to three corrosion mechanisms. This article discusses how to survey...
