Inspection
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...
Tightrope: Identifying Limiting Conditions for Coatings Specification
In writing coating specifications, it is essential to understand and include all of the limiting conditions at a specific site where...
How Closed Circuit Television (CCTV) is Changing Sewer and Pipeline Asset Management
New closed circuit television (CCTV) cameras are used by water authorities and underground pipeline operators to inspect pipes, identify...
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)...
An Introduction to the Alexander Cell
Cathodic protection monitoring measurements are concerned with the equilibrium of electrical potentials. The Alexander Cell establishes...
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...
Case Study: Remediation of 1960s-Era Concrete Silos
A case study in the structural strengthening and concrete repair practices for the ongoing operational efficiency and durability of...
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...
What Does Quality Control Mean in the Corrosion and Coatings Industry?
Quality control on a job site is often standardized by regulatory agencies in a way that makes it completely objective, and hence...
Concrete Flooring Moisture Issues
Addressing concrete floor moisture begins with proper design, curing and surface preparation. Testing for moisture content and identifying...
6 Ways to Measure Surface Profiles for Concrete Surface Preparation
Concrete may need to be prepared for repairs and overlays, or to clean and/or roughen the surface for the application of a subsequent...
CUI Myth: There’s no Corrosion under Insulation if the Jacketing isn’t Damaged
A common myth is that if the jacketing is intact then there can’t possibly be any corrosion under insulation (CUI). Helpful advice for...
Condition Survey - The Backbone of a Good Coating Specification
Before writing a protective coating specification, an independent survey must be done to assess the condition of coatings and substrates,...
The Benefits of Timely and Effective Reporting When Conducting Pipeline Close Interval Surveys
Close interval surveys are an inspection tool that assesses and reduces the impact of external corrosion on pipelines in order to improve...
Troubleshooting Cathodic Protection Systems and Function Systems
In order to ensure corrosion control of underground or submerged metallic structures, periodic function testing and troubleshooting of...
