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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November 12, 2014
Q: You have discussed previously the fact that some aluminum alloys, such as 7075 and 2024, should not be welded. But I know a fabricator who occasionally welds 7075. Is he engaging in a poor practice, or is there something I don’t understand? A: I can’t really answer your question...
June 12, 2014
Q: We are experiencing weld root penetration issues in our single- and multipass welds. Our base metal is A36, and we oxyfuel-cut it in thicknesses from ½ to 3 in. Most of the weld joints are standard T-joints with a few groove joints. We are using a 0.045-in.- dia. E71T-1C/M flux-cored wire with...
April 24, 2014
Q:The company that I work for makes a single-pass circumferential weld on which there is a minor tendency for an open pore in the weld crater at the tie-in. Our engineering department deems this weld discontinuity as a cosmetic issue only and thereby has authorized the use of a sealant. In the...
August 2, 2013
More than 55,000 attendees from more than 100 countries are expected to converge on Essen, Germany, for Schweissen & Schneiden, the International Trade Fair for Joining, Cutting, and Surfacing. Held every four years, the show is one of Europe’s largest gatherings of welding, cutting, and...
July 12, 2013
Scott Schreiber, head welding instructor at Green River Community College, Auburn, Wash., possesses an innate ability to connect with his students, a tenacious drive for excellence and continuous improvement, ingenuity, and a commitment to improving the welding trade. It is for these reasons and many more that Schreiber is the 2013 PWTeacher of the Year.
July 12, 2013
As the automotive industry looks to take steps to increase fuel economy to a fleet average of 54.5 miles per gallon by 2025, fabricators and suppliers will be looking to aluminum to help lighten the load. Properly addressing the troublesome attributes that aluminum and its alloys will help you to avoid potential issues during the laser welding process.
July 8, 2013
In fabrication shops across America and around the globe, power tools—more specifically, angle grinders—are often used in an improper and unsafe manner. Taking the time to learn the do’s and don’ts of cutting and grinding can help prevent serious injury to yourself or those around you.