Meritus Gas Partners reports that multi-pass welding is essential for strong, durable joints, ideal for thick materials ...

For years, robotic laser-arc hybrid welding in narrow gaps has been a bottleneck for high-efficiency fabrication, limited by the difficulty of maintaining stability in tight tolerances. However, ...

Pinholes are an all-too-common problem with welds. This column details some of the factors that cause these defects. Note to readers:My column for the January issue (which dealt with porosity in welds ...

Ultrasonic welding systems help manufacturers achieve higher efficiency while meeting demanding industry specifications for ...

This pole suffered a failure in the welded seam at an overlapping slip splice. A tubular steel transmission pole generally consists of a series of welded assemblies. The pole shafts and arms are ...

This article was updated March 7, 2023. It was originally published Dec. 9, 2004. Engineers have an impressive array of ways to join two pieces of metal including adhesives, nuts and bolts, and a long ...

From bevel angles to joint fit-up, proper weld preparation is the foundation of strong, code-compliant joints. Understanding geometry, inspection requirements, and procedure specs can make the ...