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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Welding gun packages introduced for GMAW

January 10, 2006

The Lincoln Electric Co. has added six short-neck, semiautomatic Magnum® welding gun packages for GMAW and gas-shielded processes. Each is rated 400 amps at 40 percent duty cycle with CO2shielding...

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System designed for vertical welding

January 10, 2006

The Ransome vertical welding system from Koike Aronson Inc. delivers vertical up or down welding for GMAW and FCAW processes.The adjustable frame holds plates from 6 to 10 ft. tall, in thicknesses...

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Alpine Pipe installs welding machine

January 10, 2006

Thermatool Corp., East Haven, Conn., has announced the start-up of a CFI 1200 solid-state induction welding machine at Alpine Pipe Mfg. Sdn. Bhd., Malaysia.It is installed on a new pipe mill supplied...

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Praxair, Liburdi form marketing agreement

January 10, 2006

Praxair Inc., Danbury, Conn., has announced that its packaged gases subsidiary, Praxair Distribution Inc., has signed a joint marketing agreement with Liburdi Automation Inc., Dundas, Ont., and its...

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Strong Welding Products names vice president/managing director

January 10, 2006

Strong Welding Products Inc., Rancho Cucamonga, Calif., has named William Shum as vice president and managing director of Rankin Industries, San Diego, a designer and producer of hardfacing...

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Elements of success:

January 10, 2006

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Torches, cables, and cooling are three integral components in gas metal arc welding (GMAW) and gas tungsten arc welding (GTAW) equipment, and two cooling methods – air and water – are used in their cooling systems. Although GMAW and GTAW are different processes, the advantages and disadvantages of water- and air-cooled systems are the same. For that reason, you should consider similar factors when choosing a GMAW or GTAW system.

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Wading through the world of welding

January 10, 2006

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Two big tradeshows, Schweissen & Schneiden (Essen, Germany) and the FABTECH® International/AWS Welding Show (Chicago) highlighted several of the trends that have emerged in the welding industry during the last couple of years. Senior Editor Eric Lundin reviews many of the recent developments in arc and laser welding, and the growing use of another joining technology, adhesive bonding.

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The shocking truth about welding

December 13, 2005

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Welding instructor Marty Rice explains how welding power current works and how failing to follow safety practices can have shocking results. He also expands upon the information contained in "TIG welding—An overview"and discusses TIG qualities, applications, hazards, and the best way to learn TIG.

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Autodarkening replacement lens fits most 5- by 5-in. helmets

December 13, 2005

The retrofit, 5 - by 4 -in. variable-shade autodarkening replacement lens from Weldmark fits most 5- by 4-in. welding helmets.The solar-powered lens includes a battery backup and has a 1.90- by...

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Air-cooled GTAW torches are compact, durable

December 13, 2005

Weldcraft has introduced its WP-17 and WP-27V 150-amp, air-cooled GTAW torches that have a compact and durable design.Each torch measures 7.75 in. and weighs 6 oz. and comes with heavy-duty single or...

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MK Products names vice president of sales

December 13, 2005

MK Products, Irvine, Calif., has promoted Paco Perez to the position of vice president of sales.Perez manages the sales for the company and works with large OEM customers. He has been with the company...

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AWS announces national standard

December 13, 2005

The American Welding Society has made available AWS D18.3/D18.3M:2005, "An American National Standard: Specification for Welding of Tanks, Vessels, and other Equipment, in Sanitary (Hygenic)...

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Orbital welding power supply enhanced

November 8, 2005

Orbimatic (UK) Ltd. has added the HMS (hardware monitoring system) and AWCC (automatic weld current calibration) to its Orbimat 165CB orbital welding power supply.The HMS allows operators to...

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Tungsten grinder provides consistent tip geometry

November 8, 2005

Diamond Ground Products offers its DGP-3-V2 grinding system that provides ground arc welding electrodes cut to length with consistent tip geometry for automatic arc welding. An optional vacuum system...

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Lens, filter designed for underwater welding

November 8, 2005

Specialty Welds Ltd. offers a fully waterproof, autodarkening welding lens/filter for underwater wet welding.The filter will fit into a standard Kirby Morgan welding assembly and provides a convenient...

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