Two Metals Enter, One Leaves: The Miracle of Friction Stir Welding

The typical images of welding—a robotic arm burping sparks or a masked Jesse James hovering over a glowing metal puddle—don't apply to friction stir welding (FSW). The metal-joining technique was developed in 1991 by The Welding Institute, an industrial research center near Cambridge, England. In the mid-1990s, two Scandinavian aluminum-extrusion companies became the first to use the technique commercially. Since then, it has been widely adopted by the aerospace industry and has slowly trickled into the automotive realm. READ MORE ›› from Car and Driver Blog http://blog.caranddriver.com

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