Figure 2b. Figure 2. The microstructure of the platinum-aluminide coating corresponding to the prior diffusion treatment at 1,034°C for 5 h (1, 2, and 3 indicate the three coating layers).

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This figure is a component of the on-line article "The Cyclic Oxidation Performance of Aluminide and Pt-Aluminide Coatings on Cast Ni-Based Superalloy CM-247", which appears in the January 2000 issue of JOM-e.