Research Article
A Fractographic Study of Bending/Torsion Fatigue Failure in Metallic Materials with Protective Surface Layers
Figure 8
3D view of initiation sites in specimens with TBCs subjected to pure bending: (a) as-sprayed specimen ( cycles) and (b) oxidized specimen with ~5 μm thick TGO layer between the bond coat and the top coat ( cycles).
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(b) |