Practical Welding Today® was created to fill a void in the industry for hands-on information, real-world applications, and down-to-earth advice for welders. No other welding magazine fills the need for this kind of practical information. Subscriptions are free to qualified welding professionals in North America.
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December 4, 2014
Q: What is the best way to repair cracks? Is it better to use GTAW or GMAW? I have heard that sometimes the crack will grow while being repaired. Is this true? Are there any tricks to avoid this? Is repairing cracks in aluminum any different than repairing cracks in other materials? A: Yes,...
October 6, 2014
Q: Do I need a welding procedure specification (WPS) for my company when it is just me and all I do is on-site portable welding of a wide range of items?Steven B. A: Whether your company requires a WPS depends on the customers you serve. For example, if your company is hired to fabricate your...
August 26, 2014
Q: We manufacturer dual submerged arc welded (DSAW) pipe for API use. Some jobs require that the weld hardness be below 250 Vickers. We are having trouble meeting that requirement. What can we do? A: Weld hardness restrictions generally are found in pipelines designated for sour service and are...
July 6, 2009
Northwest Iowa Community College decided nine years ago that it would commit itself to leading the way in welding technology education. That commitment has not changed as the school recently replaced its 16-year-old robotic welding cell with a Robotic Education cell provided in conjunction by Lincoln Electric and FANUC Robotics.
July 1, 2009
Gas tungsten arc welding (GTAW) often is specified to meet strict aesthetic, structural, or code/standard requirements. The process is complex, and it is undisputedly the most difficult of all the welding processes to learn. The appearance of a GTAW bead can tell you a lot about what you're...