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Chemical composition of the coarse secondary γ′ and M23C6 (at the MC carbide edge), at%.
| Area | Phase | Cr | Co | W | Al | Hf | Ta | Ti | Mo | Ni |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Coarse secondary γ′ | 3.0 | 7.5 | 3.3 | 11.8 | 1.1 | 2.7 | 1.7 | 0.5 | 68.4 |
| 2 | 3.5 | 7.3 | 2.7 | 10.9 | 1.0 | 2.6 | 1.8 | 0.8 | 69.6 | |
| 3 | 3.4 | 7.3 | 2.9 | 11.5 | 0.9 | 2.7 | 1.8 | 0.6 | 68.8 | |
| 4 | M23C6 | 43.7 | 4.5 | 2.0 | 6.2 | 3.3 | 6.5 | 2.7 | 1.9 | 29.4 |
| 5 | 53.3 | 6.3 | 4.0 | 2.5 | 2.8 | 5.3 | 1.6 | 2.2 | 22.0 |
