Selected articles from the July 2011 issue available online:

Aluminum truck bed

What is abrasion-resistant material?

July 21, 2011

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Creating welding procedures for abrasive-resistant (AR) materials can be difficult because many of them do not conform to ASTM,ASME, or SAE standards for chemical or mechanical properties. However, these materials can be welded successfully.

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Welding gun

Should you automate your welding operation?

July 11, 2011

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If conditions are right, automating your welding operation can improve quality and productivity. Careful consideration of various factors can help you determine if automation is appropriate for your application.

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Mig welder

Aluminum welding Q&A: About soot, porosity, and equipment

July 8, 2011

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What causes soot and porosity in aluminum welding? Do I need a push/pull gun with my GMAW machine to weld aluminum? Are robots practical for my aluminum application? These questions are answered in this first installment of a new column on thefabricator.com.

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