Lightweight structures, for use in e.g. vehicle bodywork, comprise sandwich panel with heat-sensitive core between two outer sheets, connectors at either end of the panel being welded to it using friction stir welding
摘要
<p>Lightweight structures comprise a sandwich panel (3) with a heat-sensitive core (1) between two outer sheets (2). Connectors (6) at either end of the panel are welded to it using friction stir welding (FSW).</p>
