Microstructure evolution, workability, and post-working fatigue behavior were established for aluminum alloy 2124-T851 processed via equal channel angular extrusion (ECAE) with back pressure.

• 微结构的演变,可加工性,和加工后疲劳等行为会出现在铝合金2124-T851,当在同槽角度挤压(ECAE)制造过程中应用反压。