FIELD: metallurgy, alloys.
SUBSTANCE: invention relates to aluminum-base alloys strengthened by natural aging and designated for using as semifinished products for structural materials. Alloy comprises the following components, wt.-%: magnesium, 5.0-5.6; titanium, 0.01-0.05; beryllium, 0.0001-0.0005; zirconium, 0.05-0.15; scandium, 0.18-0.30; cerium, 0.001-0.004; manganese, 0.05-0.18; copper, 0.05-0.15; zinc, 0.05-0.15, and elements of the group comprising iron and silicon, 0.04-0.24 in the ratio between iron and silicon in the ratio from 1 to 5, and aluminum, the balance. Invention provides the development of alloy showing the improved static and dynamic strengthening properties promoting to elongation of the working life and exploitation reliability, and reducing construction weight made of its.
EFFECT: improved and valuable properties of alloy.
2 tbl, 1 ex
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Authors
Dates
2006-06-10—Published
2001-12-14—Filed