FIELD: metallurgy.
SUBSTANCE: casting a nickel alloy comprises, by wt %: Cr 9-18, 7-20 cobalt, tungsten 1-8, molybdenum 0.2-4.0, aluminium 1.5-5.0, titanium 1.5-5.0, tantalum 2.4-7.5, niobium 0.05-2.0, boron, 0.005-0.5, 0.005-0.5 lanthanum, yttrium, 0.01-0.5, 0.02-0.5, cerium, rhenium 0.5-6.0, hafnium 0.05-1.5, 0.05-1.0 manganese, silicon, 0.05-1.0, 0.01-0.5 magnesium, carbon 0.003-0.03, scandium 0.0002-0.01, praseodymium 0.0002-0.01, 0.0002-0.01 gadolinium, neodymium 0.0002-0.01.
EFFECT: alloy is characterized by high resistance to sea salt corrosion and high heat resistance.
5 dwg, 3 tbl
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