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A new way to weld sheet metal

March 7, 2006

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Nu-Way Industries Inc., Des Plaines, Ill., learned that remote laser welding demonstrates impressive advantages over traditional resistance and arc welding for its applications.

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Taking the danger out of bottom bending

March 7, 2006

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It is all too easy to ruin a tool or upset a ram if bottom bending is done incorrectly, which is why many manufacturers do not recommend bottom bending when using their equipment or tooling. Understanding V-die selection and the effects of your decisions should be first and foremost in any bending operation, including bottom bending.

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Guidelines for tungsten electrodes

March 7, 2006

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Choosing one of the six commonly available tungsten electrodes is a crucial first step in successful gas tungsten arc welding (GTAW). In addition, tip preparation is critical. The electrode choices are pure tungsten, 2 percent thoriated, 2 percent ceriated, 1.5 percent lanthanated, zirconiated, and rare earth. The end preparations are balled, pointed, and truncated.

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A tale of two welders

March 7, 2006

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George Bright and David Anthony are two welders who had the same goal: to upgrade their GTAW systems. Learn about their experiences and gain some insight into what you need to know to upgrade from an air-cooled to a water-cooled GTAW system.

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Up with energy prices and wind towers - Automation, consultation help plate fabricator meet demand for wind tower masts

February 7, 2006

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With the recent increases in gasoline and natural gas prices, more attention than ever is focused on alternative energy sources. One fabricator, Aerisyn LLC, investigated manufacturing towers for use in the wind power industry. To produce towers efficiently enough to compete against imports from Asia, Aerisyn relied on an equipment vendor that had experience in demanding fields such as aerospace, nuclear, and wind power.

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Machine safeguarding with optoelectronic sensors

February 7, 2006

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Optoelectronic sensing devices safeguard machine access and prevent injuries related to hazardous machine motion. The ultimate goals are to prevent access to the hazard, eliminate the hazard before access is attained, and prevent the unintended operation of a machine.

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Maintaining a slitting line

February 7, 2006

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A slitting line can operate efficiently for 20 or more years if properly maintained. Modern slitting lines are high-performance machines that are intended to produce 24 hours a day, 365 days a year. As a result, stampers must be sure that all line elements are properly maintained, which represents a titanic effort if you don't understand what components are critical.

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The big squeeze

February 7, 2006

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Three companies dominating the market is a distant memory as Japanese and European automakers' market shares steadily increase. The Big Three has evolved into the New 6 that includes Toyota, Honda, Nissan, GM, Ford, and DaimlerChrysler. Suppliers tied to the Big Three will have to make a negative adjustment to remain profitable.

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Are you still settling for good enough?

February 7, 2006

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A study of executives at several tube and pipe fab shops revealed that the executives and managers are ensnared by four potential traps: talking instead of doing, failing to see the big picture, avoiding listening, and failing to communicate.

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Die basics 101: Part VI

February 7, 2006

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Previous articles in this series discussed common stamping die components. This article focuses on less common specialty components found only in certain dies, most of which are available from various suppliers.Figure 1Inidie Tapping UnitsImage courtesy of Danly IEM.In-die Tapping UnitsMany dies...

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Tube Hydroforming Design Flexibility—Part IX:

February 7, 2006

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In this article Gary Morphy reviews high-pressure and pressure sequence hydroforming and discusses factors to consider when deciding which process is best for a particular application. The decision should be based in part on anticipating future needs.

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Hanging it up

February 7, 2006

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In his farewell article for thefabricator.com, reader-favorite author and welding instructor Marty Rice reflects on his life, his welding career, writing for the Web site, and his appreciation for the readers who have contacted him throughout the years. He also expresses his view about the decline of welding training programs.

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A new energy in appliance manufacturing

February 7, 2006

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In January 2006, a new 13 SEER mandate for appliancemakers takes effect. Although it isn't the only thing driving change in manufacturers' product designs, it is providing a springboard for manufacturers to make changes in their products that will help meet increasing customer demands.

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10 steps to winning a government contract - Step 6

February 7, 2006

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When you price out your bid, you get to be the expert - but that also means a lot of responsibility. Learn what you need to know to price out your bid to the federal government.

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Simplicity 'n' press brakes

February 7, 2006

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Simplicity Manufacturing Inc. of Port Washington, Wis., needed new press brakes because it was about to increase its laser cutting capacity. The outdoor power equipment manufacturer turned to a vendor of Turkish-built press brakes for help and found the answer for which they were looking.

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