Unexpected Precipitation of a Re-Rich Phase in Single Crystal Superalloy CMSX-4 during Thermal Exposure
Figure 1
SEM micrographs and EDS analysis of the specimen after 800-hour thermal exposure: (a) BE image in low magnification, (b) SE image showing the detail of the Re-rich phase, and (c) EDS result of the faceted particle marked by the arrow in (b).