Dr. Ian Harris

Technology Leader, Arc Welding
EWI
1250 Arthur E. Adams Drive
Columbus, OH 43221


Phone: 614-688-5000,
www.ewi.org
Contact via email
Improving GTAW for producers, fabricators - TheFabricator.com

Improving GTAW for producers, fabricators

July 19, 2013

By: ,

Gas tungsten arc welding, a joining process developed decades ago, has been improved by many technology developments over the years, but the essentials are unchanged: It uses an electric arc between a nonconsumable tungsten electrode and the workpiece to produce a weld pool, and it uses a shielding gas. Experiments with brushing on or pasting on mixed metal oxide slurries have shown how this decades-old process can improve dramatically in penetration and speed.

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