Uneven Precipitation Behavior during the Solutionizing Course of Al-Cu-Mn Alloys and Their Contribution to High Temperature Strength

Figure 6

SEM image showing the light-grey and dark-grey areas of dendrites in the A₂ alloy as-cast (a) and the EDS results of the light-grey area (b) and dark-grey area (c).

(a)

(b)

(c)