Arc Welding

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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Enhancing the GTAW process

September 15, 2009 | By Ed Craig

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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Trailing shields help prevent oxidation, discoloration when welding stainless steel, titanium, duplexes

September 9, 2009

Huntingdon Fusion Techniques Ltd. offers trailing shields that can be fitted to torches to provide additional argon shielding during welding.Available for all makes of GTAW, GMAW, and plasma torches for manual or automatic welding, the shields help ensure that the hot weld zone is shielded with...

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gtaw technology advancements

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

September 6, 2009 | By Tim Heston

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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stud welding hand tool.jpg

Small studs, big impact

September 1, 2009 | By Chris Hsu, Terry Sterling, Doug Phillips

Stud welding, an often-overlooked process, can have a significant effect on the life-cycle cost of a product.

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preparing gmaw.jpg

Preparing for GMAW, back to basics: All about setup

September 1, 2009 | By Todd Bridigum

  Of all the welding processes, gas metal arc welding is the easiest to learn. However, setting up a GMAW system isn't quite so straightforward. The wire feed process is all about setup, really, and improper setup can lead to some major problems. If machine settings are incorrect, the welder...

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Semiautomatic welding guns designed, tested for extreme-environment applications

August 11, 2009

Lincoln Electric has introduced a new line of Magnum® PRO semiautomatic welding guns. The 250, 350, 450, and 550 guns for GMAW, pulsed GMAW, and flux-cored arc welding (FCAW) processes are specifically designed and tested for extreme-environment welding applications.They are built for...

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Spot welding system features continuous process tape between electrodes, sheets

August 11, 2009

The DeltaSpot spot welding system from Fronius features a continuous process tape that runs between the electrodes and the sheets. This protects the electrodes; brings clean, fresh material to the contact points before each weld; and helps reduce total energy consumption.The flexible and totally...

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Lincoln Electric, 'Two Guys Garage' sponsor giveaway

August 11, 2009

Lincoln Electric, Cleveland, and Speed Network's show "Two Guys Garage" will give away 14 welding packages to several lucky viewers.By completing an online survey, viewers and welding fans can enter to win a free Lincoln Electric POWER MIG® 140C welding machine and Vista® 1000 autodarkening...

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CenterLine (Windsor) Ltd. adds business development manager

August 11, 2009

CenterLine (Windsor) Ltd., Windsor, Ont., has added Dennis Horoschak as business development manager responsible for the southeastern U.S.Horoschak has more than 25 years of sales, engineering, and marketing experience for several companies. He served most recently as director-Chrysler Global Sales...

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Flame-Spray Industries engineers receive inventor award

August 11, 2009

Three engineers from Flame-Spray Industries Inc., Port Washington, N.Y., and one Ford Motor Co. retiree have received the Intellectual Property Owners Education Foundation's 36th National Inventor of the Year award at a ceremony held at the Smithsonian National Museum of American History in...

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Stick welding: Tips for top performance

August 1, 2009 | By Brad Hemmert

A beginning stick welder can produce better welds by paying attention to the five basic elements to establish a good, consistent technique: current setting, length of the arc, angle of electrode,manipulation of electrode, and speed of travel.

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Learn your trade, pay your dues

July 28, 2009 | By Marty Rice

Welding jobs may not be as plentiful as they once were, but welding instructor Marty Rice believes a lot of welding work is "waiting to bust loose once the economy straightens out, and there's always work in welding, if you're willing to pack a suitcase." Rice has some advice for those embarking on a welding journey.

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Offshore Energy

Trends in offshore energy

July 28, 2009

The welding industry is known for a persistent shortage of skilled workers, and the energy sector is no exception; meanwhile, offshore welding is getting more rigorous. The easiest-to-find oil sources were discovered long ago; with each passing year, energy companies go into harsher environments (deeper waters) to find petroleum and natural gas. Drilling into deeper waters means dealing with higher pressures and colder temperatures, and many companies have been switching too high-strength pipe, which tends to be more difficult to weld than common pipe.

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eastern massachusetts street railway

A streetcar to desire [again]

July 27, 2009 | By Amanda Carlson

Welder/fabricator Bernie Bisnette takes the corroded, worn-down,and skeletal remains of trolley cars and restores them to their originalappearance for the Seashore Trolley Museum, Kennebunkport, Maine.

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