FIELD: metallurgy.
SUBSTANCE: proposed composition contains the following substances, in wt %: magnesium - 5.6-6.3; titanium - 0.01-0.03; beryllium - 0.0001-0.005; zirconium - 0.05-0.12; scandium - 0.18-0.3; manganese - 0.3-0.6; set of elements including iron and silicon - 0.05-0.2; nickel - 0.01-0.05; cobalt - 0.01-0.05, aluminium making the rest. Note here that the ratio of total content of iron, nickel and cobalt to silicon content equals or exceeds the unity.
EFFECT: higher strength.
1 ex, 2 tbl
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