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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Riding on the cusp of something great

May 15, 2003

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Kevin Robb's sculptures seem to defy gravity, arrest time, encroach space. Each sculpture is a moment freeze-framed; each element seems to be impossibly suspended.

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Reviving the past

May 15, 2003

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When he looked at the outside of his building, Bellingham, Wash., YMCA Director Dave Harding realized he faced a challenge.The original Bellingham, Wash., YMCA building.The YMCA's main downtown facility was located in an early-1900s, four-story building. In recent years the interior had been...

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Using narrow-gap GTAW for power-generation equipment

April 10, 2003

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Narrow-gap gas tungsten arc welding (GTAW) frequently is used to weld regular and multilayer high-chromium steel for power generation boilers, stainless steel for nuclear power generation equipment, INCONEL® alloy and other high-alloy steels, and thick-wall stationary pipes.

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There are welders, and there are dobbers

March 13, 2003

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I once worked for an ironworker general foreman named Wheeler. He was a great guy to work for because he was good with the men, and he knew his stuff. When he told you something was to be done, you knew there was a good reason for it, and that he had thought it out carefully. That's what it's all about in the field, knowing your stuff.

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Optimizing repair welding in oil refineries

February 27, 2003

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A refinery is a complex array of pressure vessels, piping, structural carbon steel, and other components that depends on welding for its structural integrity. A minor problem can have enormous cost and safety implications.

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Christmas All Year

December 12, 2002

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Near Conway, Mo., alongside Interstate 44, lighted reminders of Christmas greet travelers year-round. Conway is home to the Den of Metal Arts, where owner Richard Kerb; his wife, Judy; their son, Ron; and three employees hand-fabricate and sell metal silhouettes depicting holiday signs, scenes, and characters; military, western, and sports themes; animals; and custom figures.

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Bill epps demonstrating a power hammer

The fire of creation

November 21, 2002

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Quaint hobby or growing craft? Read on and decide.

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Secrets of Using GTAW for Tools and Dies

November 17, 2002

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Tool and die welding can be a very lucrative service for a fab shop. However, tool and die welders are about as rare as brain surgeons because of a general lack of knowledge about the process and because of the extra expense it brings to a shop. This article offers a basic understanding of what's needed to add this service to your fab shop.

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person welding

Considering the benefits of pulse spray transfer GMAW

October 25, 2002

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Pulse spray gas metal arc welding (GMAW) is a versatile welding process. Sometimes welding suppliers and welding managers don't want to try it, because they don't want to change the process they're using, train users, adjust welding processes, or spend money on new equipment.While any pulse spray...

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bill capozzoli plaque

A monument(al) rememberance

October 4, 2002

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Welder Bill Capozzoli owns and operates a small specialty fabrication company. He works with architect Phillip Conte to fabricate a memorial made of stainless steel to honor fallen Delaware County, Pa. law enforcement officers.

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Set loose the juice

September 26, 2002

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As in other facets of welding equipment technology, arc welding power sources are evolving as fabricators' needs change. Electronics is playing a large role in power source modernization as power source equipmentmakers begin to employ digital interfacing, Internet access, software control, and other innovations to these machines.

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FCAW pretty much can do it all

September 26, 2002

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FCAW not only is easy to teach and to use, it's one of the most flexible welding processes around.

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Robert Toll Out of Focus Sculpture

Steel Fiction

September 4, 2002

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Metal sculptor Robert Toll's transition from economist to recognized artist has been as startling and fiction-like as is his featured sculpture in the film, "Pulp Fiction." He is most noted for his sinewy, life-size figurative pieces. He uses oxyaceytlene to heat and bend steel rod, then welds the pieces together.

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SMAW revisited—You can never know too much

August 8, 2002

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No matter how much you know about SMAW or any other type of welding, you always can learn more.

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Repair Brazing: Fixing Faulty Jobs and worn-out components

July 26, 2002

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Brazing has myriad uses for shop repairs. Knowing what seperates a proper brazing job from a poop one can save you alot of headaches and produce some slick results in the process.

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