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.
July 8, 2011
Today's job shops must be prepared to deal with a variety of materials for fabrication and welding. As each material may require a different mixed shielding gas for gas metal arc welding (GMAW), familiarize yourself with these gases and the most efficient supply methods for various applications.
July 8, 2011
Modern wire-feeding technology can boost welders' performances and overall productivity. If they are working with old feeding equipment, disadvantage
June 2, 2011
Nguyen needs his titanium eyeglasses repaired and wants some expert advice about how this can best be achieved. The answers to his questions about the process provide valuable insight into some aspects of welding titanium.
May 10, 2011
SAW offers a cost-effective and efficient means for automated welding of plates, beams, flanges, and profiles found in structrual steel environments. Technology advancements in flux combinations and SAW equipment have helped boost arc-on times, which have elevated productivity levels within the process.
May 9, 2011
Seven years ago Doug Wilkinson of Reinke Mfg., Deshler, Neb., set out to start up a welding education program for high school and adult students that would give them the opportunity to earn AWS D1.1 or D1.2 qualification. It's been an uphill battle but Wilkinson is still at it--and the welding program continues to grow.
March 21, 2011
Fabricating a titanium stovepipe hat assembly had one shop perplexed. What was causing the material to turn blue, warp, and crack? Why was it so difficult to make this part fit into the next assembly?
February 22, 2011
Welding instructor and reader-favorite author Marty Rice answers the two questions he’s most often asked by those interested in learning to MIG weld.