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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Arc Welding 101: Preparing for an overhead certification test

October 31, 2014

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Q: A carpenter friend of mine has taken some night-school welding courses and needs help getting certified in overhead welding. He uses steel beams to support the homes he builds and would like to weld them himself. How should he prepare for and take an overhead welding certification test?...

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Image Industries launches new website

October 30, 2014

Image Industries, Huntley, Ill., has launched a new website at www.imageindustries.com highlighting its stud welding products. Through its partnership with Illinois Manufacturing Excellence Center (IMEC), the company has committed to learning and incorporating digital marketing best practices into...

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Arc Welding 101: Hands-off MIG education

October 30, 2014

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Q: I recently bought a gas metal arc welding (GMAW) machine, and I’ve also just completed a beginner’s welding course at the local college. Unfortunately, the basics don’t explain enough about the controls, such as voltage, wire speed, and stickout, and how they affect the weld penetration,...

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Don’t underestimate MIG welding skills

October 29, 2014

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Plenty of welding training programs start with gas metal arc welding, or MIG welding, because it’s fairly easy to start laying a pretty consistent bead—under very simple and consistent conditions. As a result, most people look at gas tungsten arc welding, or TIG welding, with its need to use both hands while simultaneously operating a foot pedal, as a more complicated welding process. In a large-scale metal fabricating operation’s world, those people would be wrong.

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Arc Welding 101: Determining correct gas ratios

October 29, 2014

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Q: For years we have used 75/25 argon/carbon dioxide during gas metal arc welding (GMAW). I was told by my supplier that I needed to change to 90/10. Will one gas mixture provide better welding penetration than the other? Most of our work is mild steel (A-36), 0.1875 to 0.25 in. thick, although we...

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Arc Welding 101: Finding the 'best buy'

October 28, 2014

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Q: I’m looking for a Consumer Reports-type study on gas tungsten arc welding (GTAW) machines. As a small-business owner, I would like to know what would be the best buy. Have you done any reports on welding machines in terms of best makes and models? Glenn H. A: To answer your question, no, I...

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Arc Welding 101: Preweld cleaning tips for TIG

October 27, 2014

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Q: My primary function is to go into commercial kitchens and gas tungsten arc weld (GTAW) stainless steel that is covered in grease, dirt, and dust. In open areas I can grind the grease off, but I have a problem in tight corners that I can’t get into with a grinder. Can you recommend any cleaning...

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Marines to start nonprofit aimed at connecting veterans with the skilled trades

October 24, 2014

Veterans of the U.S. Marine Corps have rallied together to start the Guns to Arcs Program, a 501(c)(3) nonprofit based in Atlanta, aimed at connecting unemployed veterans with the welding industry and skilled trades. Launching its initial fundraising campaign on Jan. 7, 2015, the group hopes to...

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Arc Welding 101: API 1104 qualifications

October 24, 2014

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Q: What is the procedure to qualify welding procedure specifications (WPS) as well as a welder to American Petroleum Institute (API) Standard 1104, Welding Pipelines and Related Facilities? What tests are necessary to qualify? A: Your questions are good ones. I often receive similar questions...

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Metal sculpting for SEMA—Derelicts and Hellcats

October 23, 2014

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Metal artists find inspiration in many places. Derelicts and Hellcats inspired Josh Welton to create his versions of classic vehicles and motorcycles to be displayed at SEMA’s Art Walk in November.

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Arc Welding 101: A WPS lesson for beginners

October 23, 2014

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Q: Recently I was given a weld procedure specification (WPS) from a contractor to review. It’s still lying on my desk. Do you have any tips for a beginner like myself on how to review a WPS? Habeeb R. A: It’s time to pick up that WPS off your desk and give it a good, hard look. The first...

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Arc Welding 101: Earning D1.1 compliance

October 22, 2014

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Q: The company I work for has welded steel to make web truss frames for steel buildings for 20 years but has never been certified in any way. Some bids that we see require certification from a national organization. Do you know what our best approach should be to becoming certified? Larry S....

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ESAB to be featured on “Two Guys Garage”

October 21, 2014

ESAB Welding & Cutting Products, Florence, S.C., will be featured on MAVTV’s “Two Guys Garage” automotive aftermarket program on Friday, Oct. 24, at 2 p.m. and 5 p.m. EDT. During the 5 p.m. airing, ESAB will host a live question contest on its Facebook (www.facebook.com/esabna) and Twitter...

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Arc Welding 101: Tackling trailer troubles

October 21, 2014

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Q: A routine preventive maintenance inspection on a steel flatbed trailer revealed cracking in the main frame beams. The trailer was purchased through a distributor, so it was returned the next day. We asked the manufacturer to send a qualified representative to inspect it and send us a proposal...

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Arc Welding 101: Certified to weld?

October 20, 2014

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Q: What does it mean to be an AWS-certified welder? Joe C. A: Certification can open doors, present opportunities, and put you out front in a tough job market. However, not all welders are AWS-certified. My younger brother Joe, a service manager for an import car dealership on the West Coast,...

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