| 摘要 |
The present invention relates to a filler wire alloy composition including, in wt. %: Mg 6.0 to 9.5%, Mn 0.9 to 2.0%, Zn 0.2 to 0.9%, Zr<=0.3%, preferably 0.05 to 0.25%, Cr<=0.5%, Sc<=2.8%, Cu<=0.5%, preferably <=0.25%, Fe<=0.5%, Si<=0.5%, Ti<=0.3%, the balance aluminium and incidental elements and impurities. The invention further relates to a welded structure welded together with the present filler alloy.
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