Tool for friction stir welding made of ceramic having a metallic coating ; Method of friction stir welding using such tool

摘要

The prsent application rlates to a welding tool for friction welding a workpiece, the tool comprising: a probe (16) having a core (18) comprising a ceramic material, the probe (16) having a surface coating (20) comprising a metallic material covering at least part of a contact zone (22, 24) of the probe (16).