FIELD: cobalt-based alloy in powder-like form used for application of coats on articles subjected to erosion caused by liquids, such as steam turbine blades.
SUBSTANCE: proposed cobalt-based alloy contains the following constituents, mass-%: chromium, 28-32; tungsten, 6-8; silicon, 0.1-2; carbon, 1.2-1.7; nickel, 3-6; molybdenum, 1-3; the remainder being cobalt. Method is suitable for laser precipitation.
EFFECT: enhanced erosion resistance of cobalt-based alloy to aggressive fluids.
19 cl, 1 dwg, 1 tbl, 2 ex
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