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: Preheating a shaft-sprocket assembly

February 13, 2007

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Q: We are welding 1018 cold-rolled, 2.5-inch-diameter shaft to a sprocket made from 1045 steel. We preheat the shafts to about 200 to 250 degrees. We are having some failure of the shaft, and I'm wondering what the proper procedure is for welding the assembly together. The sprockets are welded...

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System replaces worn-away steel in bores

February 13, 2007

Bore Repair Systems Inc.'s BOA-308i automatically replaces the worn-away steel in a bore using a simple GMAW process and common steel GMAW wire.The positive-drive system is simple to operate, the...

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Kit allows 20 GTAW torch configurations

February 13, 2007

Weldcraft designed its AK-150 Modular Flex (AK-150MF) Kit to provide maximum flexibility on a range of GTAW welding applications. The AK-150MF is an all-in-one kit that allows operators to convert...

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Flowmeter allows multiple gas selectability

February 13, 2007

Universal Flow Monitors, Inc. offers FlowStream® OFM Series mass flowmeters for measuring arc welding shielding gas. The meter features field selectability of multiple gases.The meter, which also...

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Gas apparatus outfits introduced

February 13, 2007

ESAB Welding & Cutting Products has introduced two toolbox outfits for its hand-held, oxyacetylene welding and cutting product line.The GT-510 toolbox outfits comes in a durable, lockable Plano®...

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Hybrid laser-welding system introduced

February 13, 2007

ESAB Welding & Cutting Products has introduced its HLx Series, mechanized laser-welding systems that use laser only, laser with cold wire fill, or hybrid laser arc welding in a 2-D gantry, 3-D...

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GMAW machine eliminates welding parameter guesswork

February 13, 2007

Miller Electric Mfg. Co.'s Millermatic® 140 is designed to eliminate welding parameter guesswork. The user simply has to set the wire diameter and material thickness. The patent pending...

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Sciaky opens office in Washington

February 13, 2007

Sciaky, Inc., a manufacturer of Electron Beam welding machines, has opened a new location in Kitsap County, Wash., to service the Northwest U. S.The new facility is located at: 1783 Highway 308, Suite...

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Select-Arc completes plant expansion

February 13, 2007

Select-Arc, Inc. has announced that its latest facility expansion, which added 30,000 square feet to the company's Fort Loramie, Ohio, headquarters, has been completed. The new space was built to...

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Bernard introduces welding solutions guide

February 13, 2007

Bernard recently introduced a new solutions guide, "The Bernard Difference," and an educational product and training CD.The guide features the company's products and services. The CD complements the...

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Ward pressure vessels

Pressure to perform

February 13, 2007

A fabricator of large pressure vessels implements a welding power source to help it meet growing customer demand and ensure stringent quality standards without expanding its work force.

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Compact torch designed for thin materials, confined spaces

January 9, 2007

For welding thin gauge materials (up to 1/4 in.), Weldcraft offers its 125-amp, air-cooled WP-9 torch series. This series is comprised of the WP-9, WP-9V and WP-9P torches, which are rated at 60...

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Flux-cored wire delivers high-impact values at subzero temperatures

January 9, 2007

Hobart Brothers offers its Tri-Mark® TM-770 gas-shielded flux-cored wire for use on high-volume carbon steel applications that require high-impact properties. Suitable for use on shipbuilding,...

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MIG gun features polished aluminum neck armor

January 9, 2007

Bernard® has announced that its line of Q-Gun MIG guns now features polished aluminum neck armor. The aluminum armor is 35 percent thicker than the previously used brass armor for increased...

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Metal-cored electrode designed for cast irons

January 9, 2007

Select-Arc's 2216-C metal-cored electrode is designed to weld cast irons that demand increased strength at relatively higher temperatures. It is suitable for joining cast irons to alloy and carbon...

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