Selected articles from the February 2005 issue available online:

Tube Hydroforming Design Flexibility—Part VII: Holes

February 8, 2005

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When making holes in hydroformed parts, fabricators have many choices—milling, drilling, laser cutting, plasma cutting, flow drilling, post-piercing, and hydropiercing.

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Solving pierce punch breaking and chipping problems

February 8, 2005

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Figure 1Having a pierce or perforating punch chip, or worse yet break, can cause severe die damage. It also can result in nonconforming parts because of burrs or undersize holes. Broken punch pieces can fall into the die and crush pads, as well as forming and cutting sections. This article...

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Keeping employees well and health care costs down

February 8, 2005

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Health care costs have skyrocketed. While the medical community, insurance companies, and politicians address the issue, each group jockeying for the position that best serves their interests, employers are having to make serious decisions about whether they can continue to provide employee...

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Safety faux pas

February 8, 2005

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Figure 1 No Triggering Device Protection In the more than 25 years that I've been in the precision sheet metal trade, I have seen many examples of safety faux pas. Most were mistakes and oversights committed because of inattentiveness, lack of training, and inexperience. However,...

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Fuel cell useful links

February 7, 2005

Here are some sources for manufacturing projects related to alternative energies:1. Hydrogen Fuel CellFuelCell Energy Co. - www.fce.com/site/products/manufacturing.htmlUnited Technologies - www.utcpower.comElectroChem, Inc. - www.fuelcell.comGas Technology Institute - www.gastechnology.orgATI...

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