The Tube & Pipe Journal®

October/November 2010

TPJ - The Tube & Pipe Journal® became the first magazine dedicated to serving the metal tube and pipe industry in 1990. Today, it remains the only North American publication devoted to this industry and it has become the most trusted source of information for tube and pipe professionals. Subscriptions are free to qualified tube and pipe professionals in North America.


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Selected articles from the October/November 2010 issue available online:

Sizing up the job - TheFabricator.com

Sizing up the job

November 1, 2010

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Accounting is straightforward, but it’s not iron-clad; fabricators have latitude in the accounting system they use to bid on contracts. A bottom-up approach, one that analyzes all the costs that go into making a component, is suitable for many parts. A top-down approach looks at the part and asks how much the market will bear. Choosing one or the other is a matter of understanding the market for the part.

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Evaluating product integrity with eddy current - TheFabricator.com

Evaluating product integrity with eddy current

October 11, 2010

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Tube and pipe producers and fabricators who are familiar with the conventional encircling coils used in eddy current testing might be interested in learning more about this technology. Eddy current can be used on a variety of product shapes and does more than detect cracks. It can detect relative hardness and hardness changes (good for verifying heat treatment) and the presence or absence of physical features such as splines and threads.

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Hammering parts with hydroforming - TheFabricator.com

Hammering parts with hydroforming

October 11, 2010

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Conventional hydroforming uses a continuously increasing pressure to form the part. Another process, hammering, relies on a hydraulic system that alternates between a programmed high pressure and low pressure.

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