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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AWS issues call for Image of Welding award nominations

June 9, 2009

The American Welding Society (AWS), Miami, has issued a call for entries in the 7th Annual Image of Welding awards program, which recognizes public initiatives and programs that promote the image of welding. The entry deadline is July 10.The program, presented by the AWS, an organization dedicated...

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Stick Welding

Stick welding fundamentals

May 26, 2009 | By Marty Rice

With instruction, some mild steel, the right welding rods, and a cracker box, the hobbyist can begin stick welding, also known as shielded metal arc welding (SMAW). Novice welders can learn more about the process by reading this article and by visiting the links shown at the end.

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bridge fabricator

Welding Update for Infrastruture:Building the bridge to anywhere

May 15, 2009

Stinger Welding Inc. has only been around for 12 years but quickly has established itself as a premier fabricator of bridges and bridge components in the southwestern U.S. Two years ago a projectinvolving an Oakland, Calif., bridge sent the company into thespotlight for its efforts in fabricating 12 girders in just eight days.

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Unicable's rotating power connection relieves stress

May 12, 2009

Tregaskiss has introduced the TOUGH GUN™ LSR (Low-Stress Robotic) unicable. It includes a rotating power connection that relieves stress caused by routine cable torsion and features a protective conduit to shield the cable components from harsh welding environments.The unicable has been...

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Aluminum filler metals meet AWS Specification A5.10

May 12, 2009

Hobart Brothers has added two new lines of aluminum solid welding wires and GTAW cut lengths to its McKay® brand of filler metals. The company joined in a strategic relationship with Maxal Aluminum to offer the new products.Smootharc™ 5356 is a magnesium-based alloy that provides good...

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Air compressor/generator/welding machine welds at up to 350 amps

May 12, 2009

Miller Electric Mfg. Co. has introduced the Trailblazer® 302 Air Pak™ gasoline engine-driven welding machine, generator, and air compressor. It is designed to serve as a self-contained power source that welds at up to 350 amps and provides 13,000 W of Accu-Rated™ generator power and...

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Portable DC welding machine comes with instructional setup/operation DVD

May 12, 2009

Thermal Arc offers the compact 95S packaged for SMAW and lift GTAW. The 10-lb. unit delivers 95 amps of power and comes with an instructional setup and operation DVD.The SMAW package includes an inverter welding power source, a Tweco® Weldskill®-style electrode holder with 10-ft. lead,...

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Lincoln Electric partners with U.S. Army for welder training

May 12, 2009

Lincoln Electric is once again partnering with the U.S. Army for welder training. The program graduates 450 students per year, including U.S. Army soldiers as well as Marines. Military students spend 12 weeks learning oxyfuel welding, SMAW, GMAW, and GTAW. To keep up with the latest technology, the...

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GW Products

Automating to grow

May 1, 2009

Over the past several years G&W has ramped up its robotic welding operations to the point where the company offers 2,500 available welding hours every week.

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Robotic Welding

Welding with vision

April 14, 2009 | By Terry Tupper

Vision technology adds flexibility and intelligence to the robotic welding cell.

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Sub-arc welding viewing system operates in high-temperature, EMI environments

April 14, 2009

The XVC-S from Xiris Automation Inc. is designed for viewing sub-arc welding processes. It provides the operator with a real-time view of the weld during welding; acts as a setup tool to position the welding torch before welding; and can be used to adjust the welding position or parameters.The...

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GMAW machine automatically selects wire feed speed, voltage

April 14, 2009

By integrating the exclusive Auto-Set™ feature into a GMAW machine, Miller Electric has created the Millermatic® 212 Auto-Set™. Auto-Set automatically selects wire feed speed and voltage after the operator inputs wire diameter and material thickness.The machine is equipped with...

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Lightweight, compact GMAW gun introduced

April 14, 2009

Tweco® has introduced the Spray Master™ GMAW gun. It is lighter and smaller than the company's No. 4 GMAW gun, with an ergonomically designed platform.The gun includes a rotatable conductor tube with an articulating head that helps lock the gun angle for certain positions, making it easier to...

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Welding distortion prediction software useful for preliminary design and planning

April 14, 2009

ESI Group has released Weld Planner software, which enables the evaluation and control of welding distortion engineering at the early stage of preliminary design and planning.The application provides access to welding-induced distortion simulation for people unfamiliar with finite elements...

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Welding power source supports ferrous, nonferrous alloys

April 14, 2009

ESAB Welding & Cutting Products has introduced the MTS 3500i multiprocess, fourth-generation inverter power source for GMAW, GTAW, or SMAW.The unit supports a selection of ferrous and nonferrous alloys in GMAW mode, using fixed slope and inductance controls. Digital preset of voltage and amperage...

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