| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: alloy on base of aluminium contains following ratio of components wt %: copper 1.3-1.8, lithium 1.6-1.9, magnesium 0.7-1.1, zirconium 0.08-0.16, scandium 0.01-0.1, silver 0.05-1.5 and at least one element chosen from group including barium 0.0005-0.05 and bismuth 0.0001-0.05, aluminium - the rest. ^ EFFECT: increased plasticity and processability of alloys, raised output of accepted semi-finished products and items, possibility to fabricate thin sheets, thin-wall profiles and die formed items at reduced labour input, increased strength, corrosion and operational characteristics of alloy and semi-finished products and items out of it. ^ 3 tbl, 3 ex |
