FIELD: metallurgy; compositions used for application of coats on articles made from metals and alloys, for example turbine blades of gas-turbine engines or stationary gas turbines. SUBSTANCE: proposed alloy contains chromium, aluminum, yttrium and nickel, silicon, hafnium, tantalum and tungsten at the following relationship of components, mass-%: chromium, 2-30; aluminum, 2-15; yttrium, 0.001-5; silicon, 0.1-5; hafnium, 0.2-6; tantalum, 0.2-20; tungsten, 0.5-10; the remainder being nickel. EFFECT: enhanced durability due to enhanced resistance to high-temperature oxidation; high-temperature strength and heat-resistance. 1 tbl, 1 ex
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Authors
Dates
2003-10-10—Published
2001-09-28—Filed