| 摘要 |
This invention provides an alloy having, on a mass percentage basis, Al 5,2 - 5,8 Co 7,95 - 8,25 Cr 4,65 - 4,95 Hf 0,02 - 0,12 Mo 0,9 - 1,2 Nb 1,2 - 1,4 Re 2,9 - 4,1 Ta 7,0 - 7,3 W 7,3 - 7,7 with the balance being Ni. The alloy is suitable for single crystal casting of components such as gas turbine blades or vanes. |
