ALUMINUM-MAGNESIUM ALLOY WITH HIGH CONTENT IN MAGNESIUM, RESISTANT TO CORROSION, IN PARTICULAR FOR APPLICATION IN AERONAUTICS.

摘要

Magnesium-aluminum alloy with high magnesium content, weldable, resistant to corrosion, which contains a ternary aluminum-scandium-zirconium phase, composed of 5-6% by weight of magnesium (Mg), 0.05-0 , 15% by weight of zirconium (Zr), 0.05-0, 12% by weight of manganese (Mn), 0.01-0, 2% by weight of titanium, 0.05-0, 5% by weight of one or several elements of the group consisting of scandium (Sc), terbium (Tb) and lanthanides, especially cerium (Ce), where at least the scandium (Sc), 0, 1-0, 2% by weight of copper (Cu) and / or 0, 1-0, 4% by weight of zinc (Zn) as well as the rest of aluminum (Al) and unavoidable impurities with a maximum of 0.1% by weight of silicon (Si) .