Arc Welding Articles

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: Explaining essential and nonessential variables for a WPS

November 30, 2016 | By Paul Cameron

Q: I am unclear on the American Petroleum Institute’s Standard 1104 regarding a weld procedure specification (WPS). Section 5.3.2.3 says: The ranges of specified outside diameters (ODs) and specified wall thicknesses over which the procedure is applicable shall be identified. Groupings are shown...

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So, you want to be a CWI—Part III

November 10, 2016 | By Professor R. Carlisle "Carl" Smith

Continuing his series to help you prepare to become a certified welding inspector, Carlisle Smith focuses on welding wires and rods with some metallurgical information thrown in for good measure.

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Artist keeps ’em guessing

November 3, 2016 | By Eric Lundin

Metal artist Chris O’Rourke goes a little further than most artists do, focusing on attention to detail. Many fabricators are more than a little mystified as to just how he did what he did, and most are equally perplexed when they realize how much time and effort he puts into his work.

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7 reasons cast-iron platen tables make sense for welding

October 31, 2016 | By Paul Cunningham

Cast-iron platen tables have been around for decades, but many metal fabricators don't know about the usefulness or flexibility of these durable work surfaces.

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3 ways that welding vision systems boost production efficiency

October 27, 2016 | By Catherine Cline

Consistent torch alignment, in-process quality checks, and postprocess reviews are three examples of how weld camera technology is helping to take these activities to the next level.

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From pilot to fabricator

October 24, 2016 | By Amanda Carlson

When opportunity called, Navy veteran and barbecue grill fabricator Fred Moss was ready and willing to answer.

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Arc Welding 101: Understanding acceptable undercut

September 23, 2016 | By Paul Cameron

Q: I find myself rejecting a lot of welds. I don't want to fail them and find out that I misinterpreted something. When there are small amounts of undercut throughout the length of the weld, I'm still not clear on what AWS means by "... in 2 inches up to 12 inches" [AWS D1.1, Table 6.1(7)]. So I...

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Miles ahead with design & welding

September 19, 2016 | By Amanda Carlson

Fed up with waiting on his welding subcontractor, an owner of a landscape design company regained control and gets a creativity boost by learning how to weld.

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Weld process advancements

September 7, 2016 | By Dave Almy, Ed Crum

Welding process technology continually evolves. Here’s a look at some advanced processes that might make a significant difference in your operation.

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5 things you need to know about modern stick welding

August 29, 2016 | By Dwight Myers, Jay Ginder

Shielded metal arc welding doesn't grab the headlines with regular announcements about technological advancements, but that doesn't mean it's not an important welding process for industry. Here are 5 things that will remind you why stick welding is a staple in heavy fabrication settings around the world.

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Robot deposits welds in high gear with Tip TIG

August 17, 2016 | By Tim Heston

A new robot welding cell incorporates TIP TIG, a hot-wire welding process that feeds an oscillating wire under a tungsten electrode. In some applications, the method reportedly allows the robot to weld at speeds close to those of gas metal arc welding.

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Miles ahead with design and welding

August 4, 2016 | By Amanda Carlson

Fed up with waiting on his welding subcontractor, an owner of a landscape design company regained control and gets a creativity boost by learning how to weld.

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Arc Welding 101: All’s not fair in welding between U.S. and Canada

July 22, 2016 | By Paul Cameron

Q: I know what you're thinking—another early Saturday morning question.... I've been looking at the requirements for obtaining a Canadian Welding Bureau CWB) inspector certification. Am I seeing this correctly? A CWB inspector can apply for an AWS certified welding inspector (CWI) by reciprocity...

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There’s something about Marty

July 20, 2016 | By Amanda Carlson

Marty Rice’s time as Arc Welding 101 columnist was relatively short, but his breadth of work online and in print has educated, inspired, and entertained readers for more than 10 years.

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Inside Frank’s Aluminum Workshop

July 20, 2016 | By Amanda Carlson

Practical Welding Today’s Aluminum Workshop columnist Frank Armao is the magazine’s longest-tenured contributor. Read how he landed the gig and what he’s learned during his 14-year journey.

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