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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Water-cooled, air-cooled torches designed for confined, harsh environments

July 10, 2007

Weldcraft's WP-22 and WP-23 machine torches, available in 7-in. or 4-in. sizes, are designed for mechanized GTAW in confined and harsh environments.All four torch models have front or back tungsten loading and tightening, as well as a heavy-duty power cable. Optional gas lenses are...

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Fabricator finds new opportunities in energy sector

July 10, 2007

Founded in 1988 in Miami, CMN Steel Fabricators Inc. has carved out a niche for itself in fabricating tubular sections, mainly structural steel and pipe for the waste energy, waste management, and quarry industries. It also performs maintenance during scheduled plant shutdowns. Roughly half of its...

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Michael Ulman Sculpture 'Gone Postal'

Lost and found

July 10, 2007 | By Amanda Carlson

A welder from Boston makes realistic scupltures depicting boats, motorcycles, cars, and planes using discarded junk found in garbage piles, yard sales, flea markets, and dumps.

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SFI welder

Extreme weld makeover

July 10, 2007

A Memphis, Tenn., custom fabricator completed the redesign of its welding operations by purchasing and integrating new welding equipment and software to help increase productivity and to diversify its capabilities.

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Stuck on SMAW?

July 10, 2007 | By Mike Crawford

Using SMAW can be just as complicated for the hobbyist as it is for the professional welder. Answering common questions about electrode classification, capability, and how each differs from one another can help ensure success.

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Mig welder

Why welders need advanced training

July 10, 2007 | By Professor R. Carlisle "Carl" Smith

Becoming a skilled welder involves both hands-on and technical training from secondary and postsecondary instruction. Who should teach what and when to ensure that today's welders have the necessary skills? Longtime welder and welding professor Carl Smith shares his views.

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Planning a career in welding: A young person's guide

July 10, 2007 | By Elia Levi

Welding can be a rewarding career. To be successful and satisfied in welding or any career requires planning, preparation, and pursuing a job you love. This article provides an overview of welding as a career, describes different opportunities, and lists resources that can help you to become a welder.

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Welding ASTM A514 or A514M-05 steel?

June 12, 2007 | By Dean C. Phillips

As manufacturers strive for lower costs and greater efficiencies, they tend to substitute high-strength materials for standard materials. One such high-strength material is ASTM A514/514M-05. Although it is not difficult to weld, joining it successfully requires paying close attention to the preheat temperature, interpass temperature, and filler metal.

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Protective welding sleeve introduced

June 12, 2007

Torch Wear® has introduced its X-Treme welding sleeve, featuring a three-layer design to provide protection.Applications for the sleeve include carbon-arc, sub-arc, spray-arc, and heavy-arc welding, as well as pipe and heavy GTAW and standard GMAW. The sleeve exceeds Hazard Risk Category 4...

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Covered electrode welds nickel-chromium-molybdenum alloys

June 12, 2007

Arcos Industries LLC offers Arcos 1N12, a high-nickel covered electrode used to weld nickel-chromium-molybdenum alloys to themselves and to steel. It is also suitable for welding 5 and 9 percent nickel steels for low-temperature service to themselves, to low alloys, and to stainless steel.The...

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Welding generator has optional stainless steel case

June 12, 2007

Miller Electric Mfg. Co. now offers an optional stainless steel case for its PRO 300 multiprocess welding generator.The case is designed to protect the generator's motor from adverse weather conditions and corrosive environments. According to the manufacturer, simulated tests of the case's...

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Tregaskiss announces new hires

June 12, 2007

Tregaskiss Welding Products, Windsor, Ont., Canada, has announced two hires—Mark Morgan as customer training specialist and Judy Wilson as customer service specialist.Morgan is responsible for the Midwest and Pacific Northwest. He has more than 20 years of training, management, and customer...

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ITW acquires Tregaskiss

May 24, 2007

Illinois Tool Works has acquired Tregaskiss Welding Products, a Canadian welding company.Tregaskiss, a maker of robotic and semi-automatic welding torches, has 179 employees and supplies products to welding supply distributors in Canada and the U.S. Based in Windsor, Ontario, the company will...

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Welding shop economics

May 22, 2007 | By Phil Evans

The prices of materials consumed in your welding shop aren't the only materials-related economic considerations. How you use those materials affects the bottom line. Monitoring compressed-gas usage and looking for areas of waste can improve your shop's financial picture. This article offers practical suggestions for reducing waste.

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Arc Welding 101: Paint tank troubles

May 8, 2007 | By Paul Cameron

Q: I am building a 400-gallon paint tank and I'm having trouble with leaks when using gas metal arc welding (GMAW). I'm using a welding machine running on 440. My best results come when running hot 19.5 on the heat and about 21/2 on wire speed. I am using a trimix gas and 0.035-inch 308 wire. The...

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