| abstract |
The invention relates to a turbine part, such as a turbine blade or a distributor fin for example, comprising a polycrystalline substrate comprising grains, the substrate having at least one Ti3AlC2 phase, the mass fraction of said phase of the alloy being greater than 97%, characterized in that the average grain length is less than 50 μm, and in that the average ratio of width to length is 0.4 to 0.6, and in that that the average mesh size of the Ti3AlC2 phase is less than 152.4 Å3. |