FIELD: metallurgy; high resistant aluminium alloys.
SUBSTANCE: alloy and a product out of this alloy contain the following elements, mas.%: copper 2.1-2.4; lithium 1.5-2.0; magnesium 0.6-1.0; zinc 0.1-1.0; zinc 0.1-1.0; scandium 0.15-0.2; zirconium 0.05-0.2; iron 0.02-0.15; manganese 0.01- 0.2; beryllium 0.005-0.2; calcium 0.001-0.05; at least one element out of the group titanium 0.01-0.1; nickel 0.001- 0.01; vanadium 0.005-0.01; at limiting silicon content up to 0.1; chromium to 0.05; sodium to 0.001; gallium to 0.001; aluminium - the rest.
EFFECT: there obtained an alloy and a product made out of it which possess high strength and plasticity.
2 cl, 2 tbl, 3 ex
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