WELDING MATERIAL FOR ELECTRON-BEAM WELDING; WELDING PROCESS; WELDED PIECE THUS PRODUCED AND USES THEREOF

摘要

The present invention relates to a welding material for electron beam welding, the welding material being an aluminum-magnesium-silicon alloy material of the type 6061 and having a ratio R of the contents by mass Mg / Si of which the value is greater than or equal to the value of the stoichiometric ratio.