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.

Filter Content

Superior Joining celebrates 15th anniversary

September 11, 2007

Superior Joining Technologies Inc., Machesney Park, Ill., celebrated its 15th anniversary with a luncheon that included staff, friends of the company, former employees, suppliers, and service providers.Although changes in the industrial community have affected the type of work the company performs,...

Continue Reading

Thermadyne names marketing manager

September 11, 2007

Thermadyne Industries Inc., St. Louis, a manufacturer of cutting and welding products and accessories, has named Tom Wermert as marketing manager for Americas Arc Welding.Wermert has served as the company's global product manager for filler metals, director for international marketing, marketing...

Continue Reading

Barnes Aerospace expands operations

September 11, 2007

Barnes Aerospace, Windsor, Conn., a division of Barnes Group Inc., has expanded its large fabrication operations in Ogden, Utah, with a 120,000-sq.-ft. manufacturing facility that will produce precision aerospace components for use in various aircraft engine and airframe applications. Construction...

Continue Reading


Arc Welding 101: Don't underestimate welding vocab

September 11, 2007 | By Paul Cameron

Q: I was recently involved in a discussion about a joint discontinuity. We were trying to determine whether it could be considered undercut or underfill. The weld did not fill the butt joint for the entire V-groove length. Some guys classified the melted-away edge of the joint as undercut; I...

Continue Reading


Bernard Welder Image

Great welds need the right gas

August 22, 2007 | By Bill Giese

Using an inappropriate gas mixture and consumables for a particular GMAW application can cause porosity and excessive spatter, factors that diminish weld quality. Which gases work best with which materials? Why is nozzle selection important? This article addresses these and other questions about GMAW gas and consumables.

Continue Reading


Wave forms diagram

Gaining control of resistance welding

August 8, 2007 | By Geoff Shannon

By providing time-based waveform data on current, voltage, resistance, power, force, and displacement—as well as peak and RMS values—external weld monitors are able to provide the necessary data that can be used to understand, optimize, and benchmark the resistance welding process and verify accompanying equipment

Continue Reading


Correct Roll Feed Pressure

Ensure good feeding with FCAW electrodes

August 8, 2007 | By ESAB Welding & Cutting

The FCAW process in the United States is currently estimated at more than 245 million pounds a year and still growing in popularity and use in all segments of the welding industry. One of the common issues often portrayed as a wire problem, commonly referred to as "birdnesting," is actually due to...

Continue Reading

Antispatter sprayer is refillable, rechargeable

August 7, 2007

The Wizard Shield™ metal-protectant spray can from ELCo Inc. is a refillable and rechargeable sprayer that applies the company's Blue Magic™ or Blue Chill™ welding antispatter solution.The heavy-duty spray can is easy to refill and recharges quickly using compressed air, the...

Continue Reading

Covered electrode welds nickel-copper alloys

August 7, 2007

Arcos Industries LLC offers 9N10, a covered electrode used primarily to weld nickel-copper alloys to themselves and to steel. It is also used for cladding steel joints with nickel-copper alloy and for surfacing steel with a nickel-copper weld metal.The electrode, designed to provide corrosion...

Continue Reading

GMAW work space system provides organization

August 7, 2007

The Bottle Bug from Western Fabricators is a storage system designed to help welders organize GMAW machines and surrounding work space.The laser-cut system, formed from 10-ga. steel, includes a regulator wrench and designated hook for bottle safety caps. The system is notched for gas hoses,...

Continue Reading

Harris Products Group creates scholarship in honor of retiree

August 7, 2007

The Harris Products Group, Gainesville, Ga., has established a scholarship in honor of Larry Schweikert, who recently retired after 32 years with the company. The Larry and Patti Schweikert Scholarship will award $1,000 annually to a full-time business student at Gainesville State College.The...

Continue Reading

BTD Manufacturing acquires Pro Engineering

August 7, 2007

BTD Manufacturing Inc., Detroit Lakes, Minn., has acquired Pro Engineering, Minneapolis. The transaction involved an exchange of cash for assets.An operating company of Otter Tail Corp., BTD offers design, engineering, prototyping, short-run applications, metal stamping, robotic and hand welding,...

Continue Reading

Autodarkening welding helmets have three arc sensors

July 24, 2007

Miller Electric Mfg. Co. has introduced two designs to its Performance Series™ line of autodarkening welding helmets.The Motorsports™ helmet features a competition yellow background with red and green tearaways and checkered-flag graphics on all sides. Fire Storm™, which...

Continue Reading


Vicking 41 mini baja

Let 'er rip

July 10, 2007 | By Bob Hollingsworth

Bob Hollingsworth, a member of Practical Welding Today's advisory board, details the journey of the 2006 Western Washington University Mini Baja vehicle fabrication team and their quest to build a winning off-road, student-designed racing machine.

Continue Reading

Flux-cored wires suitable for high-pressure steam, gas piping

July 10, 2007

Hobart Brothers Co. offers low-alloy, gas-shielded, flux-cored wires suitable for high-pressure steam and gas piping, boiler manufacturing, and certain casting applications.Designed for steels containing 1.25 percent chrome and 0.5 percent molybdenum, the TM-81B2 and TM-811B2 wires can be used...

Continue Reading