Fig. 10: Schematic diagrams of the oxidation processes of the Fe-40Ni-15Co superalloy at 650 °C without suffering from field exposure. | npj Materials Degradation

Fig. 10: Schematic diagrams of the oxidation processes of the Fe-40Ni-15Co superalloy at 650 °C without suffering from field exposure.

From: Insights into the degradation mechanism of Fe-40Ni-15Co superalloy exposed to marine atmospheric and high-temperature conditions

Fig. 10

a Oxidation process with the inward diffusion of oxygen and outward diffusion of metal cations. b The inward diffusion of oxygen through the surface scale to the metal/oxide interface. c Oxygen diffusion through the cracks for oxidation.

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