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  • Friction Stir Dovetailing

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    New Dovetail Process Joins Aluminum to Steel for Lightweight Combat Vehicles

    Researchers at the Pacific Northwest National Laboratory (PNNL) have developed and successfully tested a novel process — called friction stir dovetailing — that joins thick plates of aluminum to steel. The new process will be used to make lighter-weight military vehicles that are more agile and fuel efficient. According to the U.S. Government Accountability Office, the […]

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    A Storm of Lightweighting: GM Plans Aluminum Bodied Pickups for 2018

    Following the introduction of the aluminum-bodied Ford F-150, GM announced that it plans to introduce a largely aluminum-bodied truck by 2018, reports the Wallstreet Journal (WSJ). “The push to develop what the industry calls an ‘aluminum intensive’ large pickup marks an apparent change of direction for GM, which has pursued smaller and lighter weight steel-bodied […]