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...
NDT Service, Training, and Engineering Support
TKS provides advanced and conventional non-destructive testing services. Expertise includes acoustic emission testing, phased array ultrasonic testing (PAUT), guided wave ultrasonic testing (GWUT), and magnetic flux leakage (MFL).
TKS provides regularly scheduled NDT training classes. Receive NDT training from instructors with real field experience. Download our NDT Training catalog today or contact us to schedule NDT training.
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Thomas R. Hay, Ph.D., P.E
- Jul 1
- 4 min
Adopting Full Matrix Capture / Total Focusing Method to Complement or Enhance Phased Array UT
The article reviews some of the basic principle of FMC/TFM data acquisition and imaging processes and compares them to standard phased...
87 views0 comments
Thomas R. Hay, Ph.D., P.E
- Jun 20
- 4 min
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...
49 views0 comments
Thomas R. Hay, Ph.D., P.E
- May 19
- 4 min
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...
56 views0 comments
Thomas R. Hay, Ph.D., P.E
- Apr 29
- 4 min
Acoustic Emission Testing Data Analysis for Composite Pressure Vessels
Acoustic emission generated by composite pressure vessels, in theory, should be relatively straight forward to analyze and to draw...
89 views0 comments
Thomas R. Hay, Ph.D., P.E
- Apr 15
- 4 min
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...
133 views0 comments
Thomas R. Hay, Ph.D., P.E
- Apr 1
- 5 min
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...
103 views0 comments
Thomas R. Hay, Ph.D., P.E
- Mar 11
- 4 min
Ultrasonic Testing of U.S DOT Cylinders Using Phased Array Ultrasonic Testing
Ultrasonic testing of steel and aluminum U.S. DOT cylinders is required to recertify the cylinders every 5 or 10 years depending on the...
101 views0 comments
Thomas R. Hay, Ph.D., P.E
- Mar 1
- 4 min
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...
73 views0 comments
Thomas R. Hay, Ph.D., P.E
- Feb 11
- 4 min
Phased Array Ultrasonic Testing (PAUT) of Aluminum Ship Hull Welds for Sensitization of Aluminum
Aluminum Sensitization and Non-destructive Testing Aluminum alloy ship hulls are utilized on many commercial and military ship platforms....
150 views0 comments
Thomas R. Hay, Ph.D., P.E
- Jan 13
- 5 min
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...
145 views0 comments
Thomas R. Hay, Ph.D., P.E
- Nov 16, 2021
- 4 min
Ultrasonic Immersion Testing – Basics
Ultrasonic testing (UT) performed in immersion tanks or using squirters or bubblers is an established non-destructive testing technology...
280 views0 comments
Thomas R. Hay, Ph.D., P.E
- Nov 8, 2021
- 4 min
Flow Iron Recertification
Flow iron recertification is a multi-step process that involves asset tracking, equipment teardown and rebuild, sand blasting and...
79 views0 comments
Thomas R. Hay, Ph.D., P.E., Suhaib Zafar
- Oct 22, 2021
- 5 min
Flow Accelerated Corrosion (FAC)
Introduction Flow accelerated corrosion (FAC), also termed flow assisted corrosion, is a phenomenon wherein carbon steel components with...
96 views0 comments
Thomas R. Hay, Ph.D., P.E., Suhaib Zafar
- Oct 3, 2021
- 4 min
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...
277 views0 comments
Thomas R. Hay, Ph.D., P.E
- Sep 24, 2021
- 4 min
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...
157 views0 comments
Thomas R. Hay, Ph.D., P.E
- Sep 18, 2021
- 4 min
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,...
73 views0 comments
Thomas R. Hay, Ph.D., P.E
- Sep 9, 2021
- 5 min
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...
236 views0 comments
Thomas R. Hay, Ph.D., P.E
- Aug 27, 2021
- 3 min
Data Redundancy: Confirming Non-destructive Test Results using PAUT and TFM/FMC
Introduction Non-destructive testing (NDT) of welds with phased array ultrasonic testing (PAUT) and more recently the total focusing...
78 views0 comments
Thomas R. Hay, Ph.D., P.E
- Aug 13, 2021
- 4 min
Aboveground Storage Tank Inspection – A Tale of Four States
TechKnowServ Corporation (TKS) is strategically located to serve New York, New Jersey, Ohio Pennsylvania, and West Virginia owners and...
182 views0 comments