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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The energy boom, welding, and the modern-day cowboy

December 11, 2014

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Welders are the mortar holding the energy boom together, and today, we need more mortar than ever.

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Boatbuilder switches from aluminum to steel

December 11, 2014

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Burger Boat Co. has weathered many a storm in its 150-year history, often changing direction to incorporate new technologies and adapt to changing market conditions. When the pleasure craft industry sank in 2009, it went after commercial work, and in the process had to develop a program for working in steel, which it hadn’t done in five decades or so. With the new process came new consumables from ESAB.

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Still Building America: From ranch manager to welder and beyond

December 11, 2014

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Ambitions, interests, and careers evolve. Craftsman Jared Craver set out to be a professional landscaper, took the reins at a cattle/hunting ranch, saw a need for welding on the ranch, took welding classes, and now has his own business. Here’s how it all came together.

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Remote amperage control works with constant-current GTAW power sources

December 8, 2014

CK Worldwide offers the SGACV Steady Grip™ remote amperage control. With its removable or adjustable pistol grip-style handle, the unit allows trigger-finger control of the GTAW process. The control can be used with most CC GTAW power sources and provides machine contactor on/off, gas...

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Built, not bought: A welder’s Christmas gifts

December 3, 2014

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It’s that time of year when those who celebrate Christmas are looking for the perfect gifts for family and friends. If you’re a skilled welder and need some ideas, read on.

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Portable wire feeder withstands extreme abuse

December 3, 2014

ESAB Welding & Cutting Products offers the new MobileFeed 201AVS, a suitcase-style portable wire feeder. The machine is designed to provide even, secure wire feeding for smooth operation in a variety of industrial welding applications. Weighing less than 30 lbs., the compact unit is designed to fit...

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Friendship and loss on the job

December 3, 2014

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A young ironworker learns the value of job friendships, how to make work fun, and how devastating an on-the-job accident can be.

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Multiprocess inverters designed for extreme-use applications

December 2, 2014

Tweco®, an ESAB brand, has introduced the ArcMaster® 401MST (GMAW/SMAW/lift GTAW) and ArcMaster 401S (SMAW/lift GTAW) power sources for on-site and portable welding applications. The units have a 10- to 400-amp output. At 16.5 by 8.3 by 17.7 in., they weight 54 and 46 lbs., respectively....

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Multiprocess welding machine comes with optional portable wire feeder

December 1, 2014

ESAB Welding & Cutting Products has introduced Warrior™ 400i Multi-Voltage, a multiprocess welding machine with 230-V, three-phase or 460-V, three-phase power. Designed for GMAW, FCAW, SMAW, and GTAW, as well as arc gouging, the unit can be equipped with the new MobileFeed 201AVS wire feeder....

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Arc Welding 101: Those dang CVN requirements

November 21, 2014

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Q: Table 4.6 of AWS D1.1: 2010 is a list of supplementary essential variable changes that would require weld procedure specification (WPS) requalification due to Charpy V-notch (CVN) testing requirements. Under base metal (item 2) it indicates: Minimum thickness qualified is T or 5/8 inch...

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Lincoln Electric acquires RealWeld Systems

November 19, 2014

The Lincoln Electric Co., a subsidiary of Lincoln Electric Holdings Inc., has acquired the assets of the privately held live arc welding training system manufacturer RealWeld Systems Inc. and the associated intellectual property from EWI. RealWeld Systems' RealWeld Trainer™ product offers...

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CenterLine (Windsor) Ltd. announces two staff appointments

November 18, 2014

CenterLine (Windsor) Ltd., Windsor, Ont., a manufacturer of products and services for welding, metal forming, and cold spray applications, has appointed Steve Renaud to the new position of vice president of operations and named Jim Komar as general manager, Machinery Division. Renaud has nearly...

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Arc Welding 101: Wire-feed welding, stick welding with the same machine

November 17, 2014

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Q: I would like to know if a wire-feed welding machine can double as a modest-amperage DC shielded metal arc welding (SMAW) machine if I attach an electrode holder to the output. I have been told that aluminum welding works well and is convenient using SMAW and DC. I have the aluminum roller kit...

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Arc Welding 101: Advice for MIG welding a motorcycle frame

November 14, 2014

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Q: I just ran across the article you wrote about gas metal arc welding (GMAW) machines in the July/August 2004 issue of Practical Welding Today. Your article was very informative. I will be purchasing a welding machine soon and would like to know if a GMAW machine can handle a motorcycle frame. Any...

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Arc Welding 101: Electrodes and machine settings

November 13, 2014

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Q: I know how to arc weld. I took arc welding classes in high school and was certified in the state of California. Unfortunately, they never taught me about the settings and what electrodes were best for what jobs. For example, I’m rebuilding a motorcycle and I want to straighten a minor bend...

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