Practical Welding Today®

May/June 2004

Practical Welding Today® was created to fill a void in the industry for hands-on information, real-world applications, and down-to-earth advice for welders. No other welding magazine fills the need for this kind of practical information. Subscriptions are free to qualified welding professionals in North America.


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Selected articles from the May/June 2004 issue available online:

Metallurgy Matters: Unlike oil and water, gas and metal can really mix it up

March 17, 2015

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Gas-metal reactions take place every time you weld. They happen quickly, especially at temperatures above 3,000 degrees F, and can cause serious problems. Of course, not all gas-metal reactions are bad; some are designed in, while others simply take place with no ill effects. But some prove quite...

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Aluminum Workshop: Defining arc rectification

January 2, 2015

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Q: Sometimes when I’m AC gas tungsten arc welding (GTAW) aluminum, the arc will start to flutter for a while. I can see it and hear it. Usually it goes away after a few seconds. What’s going on? A: First of all, the good news is that you’re not imagining it. This phenomenon is fairly common...

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Revving up weld quality

June 8, 2004

Before introducing new resistance welding systems, Ford Motor Company's New Model Product Development Center was cluttered and dark, and it was difficult to work there because of the high number of weld controls and weld guns being used (left). Installing weld controls and associated manual...

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Gouging: The other plasma process

June 8, 2004

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Plasma gouging, although not necessarily as well-known as plasma cutting, is one of four methods of gouging that can be used for a variety of industrial applications. Different techniques bring about different results, depending on the application.

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The challenge of robotic welding aluminum

June 8, 2004

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Robotic gas metal arc welding (GMAW) of aluminum alloys has been an industry challenge for many years. Early attempts made to automate this process typically failed. The failure of early automated cells was associated with a lack of process experience or improper equipment selection. This failure...

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