Selected articles from the March 2011 issue available online:

Titanium

Adventures in titanium—Why is my stovepipe hat assembly warping, turning blue, and cracking?

March 21, 2011

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Fabricating a titanium stovepipe hat assembly had one shop perplexed. What was causing the material to turn blue, warp, and crack? Why was it so difficult to make this part fit into the next assembly?

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Arc welder

Answers to 6 FAQs about FCAW-SS

March 7, 2011

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A reliable process for heavy-duty applications, self-shielded flux-cored welding (FCAW-SS) has its challenges. Here are some FAQs about these challenges and suggestions for overcoming them.

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