NIOBIUM BASE HIGH TEMPERATURE ALLOY

摘要

RD 19,199 NIOBIUM BASE HIGH TEMPERATURE ALLOY An alloy is provided which has good operating strength and ductility at temperatures of 2000 to 2500.degree.F and density of between 7.0 and 7.3. The alloy contains niobium titanium and hafnium in concentrations as set forth below: Concentration in Atom % Ingredient From To Niobium balance essentially Titanium 35 45 Hafnium 8 15