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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Hand-held unit monitors weld oxygen content

February 4, 2016

Huntingdon Fusion Techniques HFT® offers the PurgEye® 100 Weld Purge Monitor® to help obtain nonoxidized, zero-color welds by monitoring the oxygen content. The unit is suitable for use when purging with inert gas and when welding metals such as stainless steel, titanium, and nickel alloy, which...

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Arc Welding 101: Writing a WPS for an unlisted material

January 29, 2016 | By Paul Cameron

Q: Can you point me in the right direction for procedure qualification record (PQR)/welding procedure specification (WPS) testing of pipe/tube to plate for fillets and partial-joint-penetration (PJP) grooves? The joint is a bevel groove covered by a fillet. The pipe/tube is unlisted AWS D1.1...

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Have you thanked your welding instructor today?

January 28, 2016 | By Amanda Carlson

A simple expression of appreciation can go a long way.

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Add-on equipment makes a difference in SMAW

January 27, 2016 | By Amanda Carlson

An optional digital meter for SMAW power sources allows welders to lay beads within set parameters.

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Taking high heat and spatter out of nonpulsed GMAW

January 26, 2016 | By Dan Davis

Waste reduction in manufacturing helped to make Japanese manufacturing a mighty power, and that push for process improvement continues today. It was a big motivator for OTC DAIHEN to develop its Controlled Bridge Transfer-Expanded technology for robotic GMAW applications.

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Welding system adds safety for job site, shop environments

January 26, 2016

Lincoln Electric has introduced the Flextec® 350X multiprocess welding power source for all DC wire, SMAW, and GTAW processes and gouging up to 3/16 in. Engineered for outdoor use and harsh environments, this IP23-rated welding machine features fully protected components. The unit uses...

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Kilgore Economic Development Corp. invests in welding education

January 19, 2016

Kilgore Economic Development Corp., Kilgore, Texas, has contributed $80,000 to buy state-of-the-art equipment at the new dual-credit welding facility in Kilgore High School. The dual-credit program is a natural complement to another KEDC workforce initiative, the Advanced Technology Center,...

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Preserving history

January 14, 2016 | By Josh Welton

Welders and other tradespeople not only build things, they also restore precious items from the past, including awe-inspiring, iconic aircraft.

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Welding machine/generator designed for high-output welding, gouging

January 11, 2016

Miller Electric Mfg. Co. has introduced the Big Blue® 600 Pro welding machine/generator. The 600-amp machine handles jobs that require high output for welding, gouging, and auxiliary power. This replacement for the Tier 4 Interim Big Blue 500 features a Kubota V2403 turbocharged four-cylinder,...

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EWM opens liaison office in Istanbul

January 7, 2016

EWM AG, a manufacturer of arc welding machines and equipment based in Mündersbach, Germany, has opened a new site, EWM AG Türkiye Irtibat Bürosu, in Istanbul, Turkey. At the new showroom, visitors can receive machine demonstrations, consulting, technical training, and equipment maintenance...

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Welder training: The fundamentals, Part I

January 7, 2016 | By Professor R. Carlisle "Carl" Smith

Although welder training has advanced over the years, the fundamentals remain essentially the same. What should beginning welders be taught first?

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Degree or pedigree? That is the question.

January 6, 2016 | By Eric Lundin

Metal artist Stephen Christena left Flint, Michigan, but Flint didn’t leave Christena. He has the eye of an artist, backed up by a degree, but the sturdy, industrial look he favors is testimony to his roots.

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Welding machine offers pulse GMAW

January 6, 2016

Miller Electric Mfg. Co. has introduced the Big Blue® 350 PipePro SF engine-driven welding machine/generator. It features FieldPro™ Smart Feeder compatibility for improved efficiency in field welding applications. The multiprocess system can run conventional SMAW, DC GTAW, FCAW, and GMAW....

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Robotic welding power source offers online integration

December 29, 2015

The new-edition Aristo® Mig 5000iR robotic welding power source from ESAB Welding & Cutting Products offers improved arc starts, enhanced arc stability, and an improved crater-fill function at weld stop, says the company. The 500-amp unit’s robot interface offers increased storage and...

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Welding power source data analysis system developed

December 28, 2015

Fronius has developed the WeldCube documentation and data analysis system. It can connect up to 50 power sources, enabling continuous data monitoring. The unit is based on an industrial PC with integrated software. It is compatible with all digital Fronius series, with the DeltaSpot resistance...

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