Mechanism Study of Stress Corrosion Behavior under Tensile and Compressive Stresses for Welded Joint Used in Nuclear Turbine Rotor

Figure 8

Morphology of the stress corrosion crack on tensile surface: (a) SEM image, (b) BF image, and (c) HAADF image obtained from area 1 by FIB technology and (d) STEM-EDS mapping image of area 1.

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