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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Image Industries adds regional applications engineer

August 12, 2008

Image Industries, Huntley, Ill., has announced the addition of Elie Klachkin as regional applications engineer serving the northeastern states from Maine to Virginia.In this newly created position,...

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Submerged arc welding : then and now

July 29, 2008

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Submerged arc welding (SAW) is so named because the weld and arc zone are submerged beneath a blanket of flux. The flux material becomes conductive when it is molten, creating a path for the current to pass between the electrode and the workpiece. The flux blanket prevents spatter and sparks, while...

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Welder Image

Becoming the best danged welder on the block

July 29, 2008

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"Welder wanted" signs abound in many areas of the U.S., and welding instructor Marty Rice believes there's never been a better time to pursue a welding career. How do you make your welding career the best it can be? Following certain guidelines can help.

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Underwater welding image

20,000 welds under the sea

July 29, 2008

A Florida company specializing in underwater inspection, maintenance, and repair of deep sea vessels needs reliable, safe, and portable equipment to ensure that the job can be done anywhere in the world.

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Jamestown Fort Model

The road to Jamestown: A white-collar dropout fabricates his legacy project

July 15, 2008

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Few people are lucky enough to turn their hobbies and passions into a satisfying and lucrative career. Even fewer have the opportunity to create a lasting legacy of historical proportions. One individual working under a canopy at historic Jamestown is doing both. Bravo, Bob Williams.

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Welding helmets added to fixed-shade line

July 15, 2008

Hobart Welding Products has introduced graphic welding helmets with U.S. Flag and Tribal Flame designs. Both styles are a part of the company's line of fixed-shade, non-autodarkening helmets. They...

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Semiautomatic system welds plasma wire, tube

July 15, 2008

The semiautomatic plasma wire and tube welding system from Process Welding Systems allows operators to load a guide wire, angioplasty wire, vascular closure wire, biopsy tubes, aspiration tubes, and...

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Rotary bevel head

Troubleshooting welding conductivity

June 17, 2008

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When MIG welding, are you experiencing an erratic, sputtering arc; a gradual need to increase voltage at the power source; discoloration of copper cable strands or the liner; increased contact tip burnbacks; or inconsistent weld appearance? If so, your problem could be poor conductivity caused by electrical resistance.

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Metal-cored electrode designed for stainless, other austenitic steels

June 17, 2008

Select-Arc Inc. has introduced a composite metal-cored electrode for GMAW of stainless and certain other types of austenitic steels.The composite nature of SelectAlloy 307EU-C provides high deposition...

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Silver welder's pencil designed for fine-line layout work

June 17, 2008

The J.P. Nissen Co.'s new silver welder's pencil is designed for fine-line layout work on all metals. The pencil marks illuminate during cutting or welding and will not burn or rub off.The pencil can...

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Digital arc stud welding equipment offers enhanced SPC documentation

June 17, 2008

The Smart Weld™ line of digital arc stud welding equipment is available from Image Industries with advanced data management for SPC documentation.The documentation feature serves as a...

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AWS conference emphasizes uses of alternative materials, improved processes

June 17, 2008

The American Welding Society (AWS), Miami, Welding in Aircraft and Aerospace Conference will feature aircraft and aerospace industry experts. The two-day event, Sept. 16-17, will explore new products...

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ESAB appoints vice presidents

June 17, 2008

ESAB Welding & Cutting Products, Florence, S.C., has named David Abe as vice president of sales, western zone; Jerry Gleisner as vice president of sales, eastern zone; George Learmonth as vice...

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Chrome Moly Welding

The lowdown on low-alloy filler metals

June 17, 2008

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When welding a chromium-molybdenum alloy, selecting the optimal filler wire is critical to the long-term durability of the weld. Fortunately, matching the filler metal to the alloy is no more difficult than it is for matching a filler metal to any other family of alloys. Understanding the chemical and mechanical properties of the materials can go a long way in making strong, corrosion- and creep-resistant welds.

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GMAW

Tips for troubleshooting GMAW consumables

June 17, 2008

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Being able to quickly and accurately identify the source of GMAW consumable problems will save you both money and frustration.

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