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Application of Drones in the Field of Non-destructive Testing
Introduction – Drone Non-destructive Testing Drones, also known as Unmanned Aerial Vehicles (UAVs), have become valuable tools for...
Thomas R. Hay, Ph.D., P.E
Dec 22, 20234 min read
369 views
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Wood Pole Inspection, Treatment, and Asset Management
Wood Pole Inspection, Treatment, and Asset Management Introduction Utility pole asset management is an exciting market in North America...
Thomas R. Hay, Ph.D., P.E
Aug 8, 20224 min read
485 views
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Fiberglass Reinforced Plastic Tank Resin Liner Inspection
Fiberglass reinforced plastic (FRP) tanks are common storage tanks for a wide variety of hazardous chemicals from hydrochloric acid to...
Thomas R. Hay, Ph.D., P.E
Jun 20, 20224 min read
934 views
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Guided Wave Ultrasonic Testing of Encased Pipeline and Spacer Selection
Guided Wave Ultrasonic Testing of Encased Pipeline and Spacer Selection The performance of guided wave ultrasonic testing (GWUT) or...
Thomas R. Hay, Ph.D., P.E
May 19, 20224 min read
139 views
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Advanced NDT of Aerospace Components: Eddy Current and Linear Phased Array Testing
Introduction Aerospace components draw from a broad range of materials and geometries and typically require advanced nondestructive...
Thomas R. Hay, Ph.D., P.E
Apr 15, 20224 min read
383 views
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Wood Pole Testing
Wood Pole Testing Thomas Hay Ph.D., P.E. Introduction to Wood Pole Testing Wood pole inspection is a surprisingly large inspection market...
Thomas R. Hay, Ph.D., P.E
Apr 1, 20225 min read
1,270 views
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Liquid Penetrant Testing: Fundamentals and NDT Personnel Training
Liquid Penetrant Testing (LPT) is a non-destructive testing (NDT) technique used to detect surface flaws that may not be detectable to...
Thomas R. Hay, Ph.D., P.E
Mar 1, 20224 min read
782 views
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Non-destructive Testing of Cement Plant Mills, Gears, and Kilns
Cement plants are large scale operations that require large scale machines to produce the materials required to build a wide variety of...
Thomas R. Hay, Ph.D., P.E
Jan 13, 20225 min read
839 views
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Ultrasonic Immersion Testing – Basics
Ultrasonic testing (UT) performed in immersion tanks or using squirters or bubblers is an established non-destructive testing technology...
Thomas R. Hay, Ph.D., P.E
Nov 16, 20214 min read
1,788 views
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Flow Accelerated Corrosion (FAC)
Introduction Flow accelerated corrosion (FAC), also termed flow assisted corrosion, is a phenomenon wherein carbon steel components with...
Thomas R. Hay, Ph.D., P.E., Suhaib Zafar
Oct 22, 20215 min read
587 views
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An Overview of Eddy Current Testing and its Applications
Thomas R. Hay (PhD, PE) and Suhaib Zafar Introduction Eddy Current Testing (ECT) utilizes the phenomenon of electromagnetic induction — a...
Thomas R. Hay, Ph.D., P.E., Suhaib Zafar
Oct 3, 20214 min read
1,442 views
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Drone-Based Non-Destructive Testing
There are a wide variety of testing methods that are commonly used within the field of non-destructive testing (NDT) including but not...
Thomas R. Hay, Ph.D., P.E
Sep 24, 20214 min read
916 views
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Reflections on On-line and Remote Non-destructive Testing Training
Non-destructive testing training courses are often rigorous and time intensive commitments. These courses often follow NDT topical,...
Thomas R. Hay, Ph.D., P.E
Sep 18, 20214 min read
130 views
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Non-destructive Testing Options for Welded Steel Bridges
Welded steel bridges consist of many fracture critical members (FCMs) that are require periodic non-destructive testing (NDT) for fatigue...
Thomas R. Hay, Ph.D., P.E
Sep 9, 20215 min read
716 views
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Combining Ultrasonic Testing (UT) and Ground Penetrating Radar (GPR) for Anchor Bolt Testing
Streetlights, traffic signal lighting, traffic signage, and support beams are often installed and secured using steel anchor bolts...
Thomas R. Hay, Ph.D., P.E
Jun 18, 20214 min read
539 views
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Ultrasonic Testing of Welds
Introduction It is not uncommon for a nondestructive testing ultrasonic technician to inspect structural welds according to the American...
Thomas R. Hay, Ph.D., P.E
Aug 19, 20198 min read
4,816 views
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