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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electrode good welding practices

Holding back the hydrogen

January 15, 2010

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Hydrogen cracking can send a project off schedule in a hurry. Here are ways to prevent it.

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gmaw guns consumables

GMAW guns and consumables

January 6, 2010

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Think GMAW guns and consumables don't have an impact on your final weld? Think again. By separating the myths surrounding GMAW guns and their consumables from the facts, you can ensure you're not compromising performance or weld integrity.

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gateway energy coke company

No purge, no problem

January 6, 2010

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Although P91 offers many advantages for power generation in terms of strength and service life, it is more difficult to fabricate than traditional materials and many contractors shy away from it. Icon Mechanical, Granite City, Ill., is one such contractor. However, a chance to do some work on an energy system provided an opportunity to explore the potential of a nontraditional welding method that turned out to work well on P91.

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induction heating system pro heat

Induction system speeds pipe welding projects

December 1, 2009

Energy Steel & Supply Co., Lapeer, Mich., a fabricator that manufactures components for nuclear power plants, used to spend quite a bit of time on pre- and postweld heat treatment. After seeing a demonstration of an induction heating system, the company made the switch and enjoys the benefits of a faster, safer way to deliver heat to the components it manufactures.

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GMAW Welder

Common technical mistakes new welders make and how to avoid them

November 24, 2009

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Did you hear the one about the welder who was tired of bending over to weld and made the fatal mistake of using a 55-gallon drum as a welding table? In this article, welding instructor Marty Rice discusses this mistake and describes some common technical mistakes new welders make, some more serious than others. All can be avoided.

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GMAW Push Button

One size does not fit all

November 24, 2009

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Fewer skilled welders combined with an ever-increasing range of welding applications have created a demand for more precise, application-specific welding systems. Equipment suppliers now are tailoring systems for different applications, and fabricators are embracing the new technology.

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GMAW Push Button

One size does not fit all

November 24, 2009

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Fewer skilled welders combined with an ever-increasing range of welding applications have created a demand for more precise, application-specific welding systems. Equipment suppliers now are tailoring systems for different applications, and fabricators are embracing the new technology.

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Submerged Arc Welding

Submerged arc welding optimization

November 10, 2009

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Suitable for welding various materials and plate thicknesses, submerged arc welding is considered an economical, efficient process. Yet, in the search for fine tuning this process, obvious solutions have been ignored in favor of exotic and expensive welding heads and power sources. Applying sound expertise and creative insight can lead to less costly solutions.

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High rise welder

Newbie mistakes made, experience gained

September 29, 2009

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All welders are newbies at some time in their careers. Following Marty Rice's advice for newbies can help you with more than your welding career. Learn from the man who's been there, done that, and has the scars to prove it.

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Journeyman pipe welder

Cutting cable clutter

September 29, 2009

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Working on a project at the world's largest nuclear waste treatment plant, Bechtel National found that it could simplify the operation, enhance weld quality, and promote safety by using inverter technology.

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pamela olin artist

Welding her way outside the box

September 25, 2009

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Suburban Chicago artist Pamela Olin first picked up a welding torch five months after giving birth to her second child. Sixteen years later Olin still has a welding gun in hand, but now she wants to educate other women on thinking outside the box and considering welding as a hobby or as a career option.

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SMAW: A welder's guide

September 15, 2009

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Shielded metal arc welding (SMAW) is the most common form of arc welding. However, creating a good weld is not always easy, especially for a beginner. Following a few simple tips as well as learning the common weld defect and how to fix them will have you on your way to laying quality SMAW welds.

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Enhancing the GTAW process

September 15, 2009

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Gas tungsten arc welding (GTAW or TIG), a popular process for high-quality manual welding, has its limitations and requires highly skilled operators. A process used in Europe addresses those limitations, enhances productivity and weld quality, and reduces the skill level required to GTAW.

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gtaw technology advancements

Robotic GTAW or GMAW: No longer a clear-cut choice

September 6, 2009

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Gas tungsten arc welding is easier than ever to automate. At the same time, robotic GMAW technology now can produce welds that are close to GTAW quality

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smaw welders guide

SMAW: A welder's guide - Advice and troubleshooting tips for beginners

September 1, 2009

Shielded metal arc welding (SMAW) is the most common form of arc welding. However, creating a good weld is not always easy, especially for a beginner. Following a few simple tips as well as learning the common weld defect and how to fix them will have you on your way to laying quality SMAW welds.

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