NICKEL BASE ALLOY AND USE OF IT, TURBINE BLADE OR VANE AND GAS TURBINE

摘要

A nickel base alloy is provided which comprises the following components by weight:
Co: 2.75 to 3.25%
Cr: 11.5 to 12.5%
Mo: 2.75 to 3.25%
Al: 3.75 to 4.25%
Ti: 4.1 to 4.9%
Ta: 1.75 to 2.25%
C: 0.006 to 0.04%
B: ‰¤ 0.01%
Zr: ‰¤ 0.01%
Hf: ‰¤ 1.25%
Nb: ‰¤ 1.25%
balance Ni.