In recent years,magnesium alloy in aerospace,automotive electronics,rail transportation and other fields of increasing demand,welding is to ensure the industrial application of magnesium alloy is an important technical means.Friction Stir Welding(FSW)has been used in magnesium alloy welding due to its advantages of green,high welding efficiency and good joint performance.This paper summarises the domestic and foreign magnesium alloy FSW from the process parameters and performance,magnesium alloy FSW auxiliary technology and dissimilar magnesium alloy FSW research,and looks forward to the future development of magnesium alloy FSW.
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