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The studies of scale surface produced on outer diffusion layers

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Academic year: 2017

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Figure 1a shows an example of the microstructure  obtained in substrate material, which was the examined duplex  type steel, while Figure 1b shows microstructure of the surface  layer obtained on the same steel during thermo-chemical  treatment (aluminizin
Fig. 2 The appearance of ferritic-austenitic duplex type steel  sample surface subjected to high-temperature oxidation corrosion:
Fig. 6. Diffraction patterns obtained in samples of ferritic- ferritic-austenitic duplex type steel oxidised at 1000 o C a) substrate  material; b) material with outer diffusion layer

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