Practical Welding Today®

March/April 2009

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 March/April 2009 issue available online:

Arc Welding 101: Sorting out SAW

October 8, 2014

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Q: What is the procedure qualification test for manufacturing pipe using submerged arc welding?Sandesh P. A: Pipe is manufactured by one of these four methods: electric resistance welding (ERW)/high-frequency induction (HFI) welding, seamless (plug/mandrel mill and extrusion), spiral welding, and...

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Aluminum Workshop: Age before welding in T6

March 24, 2009

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Q: In the last Aluminum Workshop, you talked about improving the welded strength of 6061 by welding in the T4 temper and aging after welding. But what happens if we weld in the T6 temper and age after welding? Does the weld get stronger, or does the extra aging cycle overage the T6 base material...

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GTAW anodized aluminum

Mastering GTAW of anodized aluminum

March 24, 2009

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Performing GTAW on anodized aluminum poses a unique set of challenges, even to the most experienced welder. To address these challenges, welders must be aware of the special equipment and consumables required, properly prepare materials, and employ the correct technique to lay the bead.

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Consumables Corner: Sizing up seismic-friendly filler metals

March 24, 2009

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Q: I am confused about the various specifications for seismic applications. How can I know if I have the right filler metal for the job?A: Your confusion is understandable. The documents overseeing seismic applications are ongoing and constantly revised. To fully understand this issue, we need to...

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Brennan Palmiter

Focus, passion, integrity

March 14, 2009

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Be True To Your School winner Lebanon Technology & Career Center gets visit from 17-year-old welding and racing phenom Brennan Palmiter.

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Welding Shop

Fumes + Weld students = Bad news

March 14, 2009

A welding program in northeastern Arizona, looking to improve the air quality in its welding lab, replaced its fume extraction equipment.

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It takes two, baby

March 10, 2009

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Hybrid laser-arc welding has been around for a while, but only recently has it gained steam, with more industries turning to the technology for a faster way to make components lighter with less heat input and minimal distortion while still maintaining part tolerance.

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