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Aluminum welding is often associated with gas tungsten arc welding (GTAW), more commonly known as TIG welding, because of its ...

Composite metal foams (CMFs) are intriguing materials, offering several big advantages over traditional solid metal. And while the welding of CMFs usually poses some challenges, it has now been been ...

Using neutrons at the Department of Energy’s Oak Ridge National Laboratory, researchers from The Ohio State University are studying residual stress caused by friction stir welding (FSW) to reveal how ...

When materials are joined by a welding process they are locally melted, re-solidify, and cool down to room temperature. The joining of two steel plates (pearlite) by welding is shown in the top ...

ASTM/ASME A/SA387 Grade 91 is a modified 9Cr-1Mo steel composed of nitrogen, niobium and vanadium. Although the most common form of Grade 91 material is a plate form, the steel is incorporated into ...

The amount of exposure to individuals can depend upon work practices, ventilation, and location. Will the work be done in wide open areas, inside a building adjacent to other work processes and people ...