Arc Welding Articles

The arc welding technology area focuses on the most commonly used arc welding processes, mainly GMAW/MIG, GTAW/TIG, SMAW/stick, and plasma. The articles and press releases cover processes and power sources, plus all of the related items—electrodes and wire, wire feeders, fixtures, manipulators, positioners, and power sources. If you need information on personal protective gear, ventilation systems, and safety practices for welders, see our Safety coverage area.

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GMAW guns: More than a commodity

September 12, 2006

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Many welders think of GMAW guns as just a commodity. However, all of the parts in a GMAW gun have a direct impact on the time it takes to make a weld and its quality.

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Starting a portable GTAW business

September 12, 2006

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Thinking about starting your own portable GTAW business? This installment in a series about this topic focuses on the potential customer base and the welding repair needs of specific segments. It also offers pricing tips for various jobs.

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Starting a portable GTAW business Part III: Dos and Don'ts

August 8, 2006

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This article is part of a four-part series about establishing a portable GTAW business. It covers the dos and don'ts of business practices, safety, and welding, and includes tips that can help you retain customers and grow your business. Following these practical guidelines can help your business succeed.

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Theme railings can equal higher earnings

August 8, 2006

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With careful planning and proper estimating, fabricating commissioned metal gates and railings can be a lucrative endeavor. This article describes the process for designing, pricing, and creating these unique and often intricate structures based on client preferences. It includes examples of beautiful pieces constructed from copper, flat steel, and iron.

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Starting a portable GTAW business Part I: Know your tools and skills

July 11, 2006

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Starting a portable GTAW business takes a lot of hard work and dedication, but it also takes the basics of knowing how to start it. It's important to learn about what equipment you need, how to set it up, and how to evaluate your welding before you take your first job.

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Starting a portable GTAW business Part II: Know your customers

July 11, 2006

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Thinking about starting your own portable GTAW business? This installment in a series about this topic focuses on the potential customer base and the welding repair needs of specific segments. It also offers pricing tips for various jobs.

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Arc welding discontinuities

July 11, 2006

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Welding discontinuities can affect product performance and longevity. Thoroughly understanding the various defects, their causes, severity, and remedies can help ensure high-quality and superior performance. This article presents an overview of welding defects and discusses design strategies to help prevent them.

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Poor Boy Blacksmith

June 13, 2006

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Generations ago blacksmiths served long apprenticeships and acquired the knowledge to make their own tools. Today blacksmithing often is pursued by untrained hobbyists who need economical tools. This article is about a seasoned blacksmith who uses his skills to make tools and then markets them using the latest technology.

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Metal fabricating in a new millennium

May 9, 2006

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The forming and fabricating of the 925-foot BP Pedestrian Bridge located at the east section of Chicago's Millennium Park, and the Jay Pritzker Pavilion is explored.

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Getting autobody welding down cold

April 11, 2006

Volkswagen's automobile manufacturing facility in Saxony, Germany, was spending more time and effort on post-weld finishing operations than it wanted to, but because of the requirements the company was dedicated to meeting, not much automation was possible. Through its research, Volkswagen decided to invest in cold metal transfer welding, which helped the company save time and effort while keeping up its product quality.

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Magical, mystical metal

April 11, 2006

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Richard Wilson's metal art reflects his appreciation for metal's lesser-known intrinsic qualities. This article explains how Wilson became a welder and metal artist and describes the materials and processes he uses. It details one project from start to finish. It also offers insight into the future of the welding labor force from Wilson's perspective as a welding instructor and manufacturing consultant.

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Female student achieves first for school, state

March 7, 2006

Jessica Jelinski takes pride in doing her best when it comes to welding -- that's what propelled her to win first place in the SkillsUSA Wisconsin state welding competition in 2005. Today she uses that work ethic to further her welding career and teach other young people about the trades.

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Staying grounded

March 7, 2006

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Because a typical arc welding setup may consist of several electrical circuits, it's critical to apply and maintain proper grounding methods within the welding area to promote electrical safety in the workplace.

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Head of her class

March 7, 2006

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At a time when it's becoming more and more difficult to find skilled workers, it's encouraging to read about people like 18-year-old Jessica Jelinski who are studying and pursuing careers in metalworking. Jelinski is putting her welding training to good use winning competitions and working on interesting projects.

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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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