| 摘要 |
A nickel-based alloy composition consisting, in weight percent, of: between 7.0 and 1.0% chromium, between 4.0 and 14.0% cobalt, between 1.0 and 2.0% rhenium, between.5and 11.0% tungsten, between 0.0 and 0.5% molybdenum, between 4.0 and 6.5% aluminium,between 8.0 and 12.0tantalum, between 0.0 and up to 0.5% hafnium, between 0.0 and 0.5% niobium, between 0.0 and 0.5% titanium, between 0.0 and 0.5% vanadium, between 0.0 and 0.1% silicon, between 0.0 and 0.1% yttrium, between 0.0 and 0.1% lanthanum, between 0.0 and 0.1% cerium, between 0.0 and 0.003% sulphur, between 0.0 and 0.05% manganese, between 0.0 and 0.05% zirconiuim, between 0.0 and 0.005% boron, between 0.0 and 0.01% carbon, the balance being nickel and incidental impurities. |
