NDT

Tech Showcase: Choosing a Transducer

February 1, 2007
Transducers convert energy from one form to another in order to measure a physical quantity or for information transfer. This broad definition includes microphones, thermometers and position and pressure sensors.
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Automating Color Matching

February 1, 2007
Color is one of the most important visual cues that humans have for inspecting objects. Yet, color is a subjective value that depends on an object’s illumination and viewing environment as well as its spectral properties. To automate color-based inspection, a machine vision system must model after the behavior of human eyesight.
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Back to Basics: Video Inspection

February 1, 2007
To improve the quality of visual inspections of hard-to-reach areas such as deep bores or complex castings, borescope video inspection is an effective answer. Borescopes are optical instruments, akin to medical endoscopes, that allow operators to inspect products or components that they cannot inspect via other means.
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New Products

February 1, 2007
The SF1491 coil spring load center testing system performs load center and force line testing on coil compression springs. It is an advanced system designed specifically for the automotive industry to measure true force line vector in a suspension spring.
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NDT Applications: Laser Adjusts Motion System of Ultrasonic Scanner

October 1, 2006
The Joint Strike Fighter (JSF), now under construction at Lockheed Martin, is being made in an assembly process like a car, drawing parts from many suppliers to feed a mile-long assembly line.
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Video Extensometers Boost Performance

October 1, 2006
Next-generation, noncontact video extensometers are replacing traditional contacting extensometers in many material tests.
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Examining with Eddy Current

October 1, 2006
Eddy current-based sensors provide precision displacement measurement.
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Is Penetrant Testing Still Relevant?

October 1, 2006
While not used as much as it was in the past, penetrant testing still has a place in a wide range of industries and applications.
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Optimize Synthetic Aperture Focusing

August 1, 2006
Advanced signal analysis techniques assist ultrasonic testing to maximize the information collected.
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Scoping Four Manufacturing Processes

August 1, 2006
Borescope inspection is gaining added importance in diverse and increasingly sophisticated manufacturing applications.
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Multimedia

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 In honor of World Quality Month, we spoke to James Rooney, ASQ Past Chairman of the Board of Directors 2013, for his take on quality around the world.
For more information, read the ASQ Speaking of Quality column.
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2014 July

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