KTA UNIVERSITY

Podcast

KTA Podcast #5 – Surface Profile Measurement – Replica Tape Vs. Digital Depth Micrometer

This podcast covers measuring surface profile and discusses two fundamentally different methods for measuring profile. Panelists discuss some of the complications that may occur when ...
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Lab Testing

Evaluating the Performance Characteristics of Abrasive Media

Abrasive blast cleaning is the process by which an abrasive media is propelled through hoses and a blast nozzle by means of compressed air. The abrasive exits the nozzle at a ...
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Coating Failure

Airport Jet Fuel Piping Lining Issues

An international airport was in the midst of an expansion project. As part of the project, 24-inch-diameter jet fuel piping was being installed by a ...
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Coating Standards

Holiday Detection and Dielectric Strength Issues

Introduction When applying coating system to structures such as bridges, tanks, and pipelines the main goal is to apply a continuous film to help prevent ...
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DUst Free Featured Image
Inspection

What is a “Dust-Free Surface?” ISO Method Versus Practical Evaluation

When a coating system fails prematurely, it is rarely because of the coating itself. Either the surface preparation was inadequate, the surface was contaminated, or ...
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Maintenance Painting

Podcast #4 – Maintenance Painting vs. Remove & Replace

KTA Professional Engineers and Senior Consultants Jay Helsel & Mike Reina discuss maintenance painting including when to touch-up, overcoat, or remove & replace the coating. ...
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Coating Standards

Evaluating a Coating’s Resistance to Cathodic Disbondment – Guidance on Selection of Test Methods

Installation of a coating to a cathodically-protected pipeline or structure without first testing its resistance to cathodic disbondment can result in catastrophic failure of the ...
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Coating Standards

SSPC Moisture Testing Guide and Pinhole Standard

Moisture in walls can affect the performance of coating and water-repellent systems. While ASTM publishes standards for determining the moisture content of cementitious substrates, their ...
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bend test
Steel

Welding Shear Studs Through Zinc Paint

When steel is shop-painted, it is usually primed with a zinc coating, and the remaining coat(s)applied to all surfaces except the top of top flanges ...
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