Practical Welding Today®

July/August 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 July/August 2004 issue available online:

Metallurgy Matters: Reactions speak louder than words

April 6, 2015

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Before we get into nonferrous gas-metal reactions, let’s look at one of the ways you can identify potential cold-cracking problems in steel. In the May/June 2004 issue, we looked at cold cracking—also known as hydrogen cracking, delayed cracking, and under-bead cracking—as it relates to...

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Aluminum Workshop: Using 4043 versus 4047 filler wire

December 30, 2014

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Q: I usually use 4043 filler wire for welding 6061-T6 and castings. My friend told me I should switch to 4047 because it’s stronger. Is that true? It’s more expensive than 4043. Is it worth it? A: As you know, 4043 and 5356 are the most common aluminum filler alloys. In fact, these two alloys...

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Boosting band saw blade life

August 10, 2004

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Because intermittent cutting can be hard on blades, you should find ways to increase blade productivity for your environment. Several guidelines, such as selecting the right blade tooth size, breaking in the blades, and choosing the right blade for the job are ways to help improve the productivity of your band saw blade.

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Playing it safe with robotic welding

August 10, 2004

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This robotic welding workcell is guarded on all four sides. The back of the workcell uses the control panel and hard guards to prevent entry to the safeguarded space. The wall must be high enough to ensure that no one can reach over it into the protected area.In 2002 the Robotic Industries...

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Delta repair welders aim high

July 13, 2004

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Pilots refer to flying experience as "seat time." For the 300-plus certified welders in Delta Air Lines' TechOps division, the term has a similar meaning. Certification is just the first step for them. Qualified GTAW welders here log plenty of seat time.Whether they maintain ground support...

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Where the welders are

July 13, 2004

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Making sense of the skilled labor shortage in the welding industry is like having conversations with five different people simultaneously while trying to walk a tightrope with a vase on your head and juggle at the same time.Several perspectives play prominent roles in this issue, from the welders...

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Man welding with Lincoln Electric power source.

MIG welding—The basics and then some

July 13, 2004

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Whether it's used in the shop, field, or the garage hobby shop, MIG is a great process.

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