Nickel base alloy contg yttrium - having good ductility at high temp

摘要

Title alloy in the cast condition comprises 4-12% Ti+Al, 0-10.1% Cr, 0-20% Co, 0-25% W, 0-10% Mo, 0-12% Ta 0-6% Nb, 0-5% Fe, 0-3% V, 0-1.5% Zr, =0.5% C, =0.5% Mn, =0.3% Si, =0.3% B, 0.005-15% bal. Ni and impurities.