From: Thermal Stability of Ultrafine Grained CuCrZr Alloy Produced by Continuous Extrusion

Hui Feng, Haichang Jiang, Desheng Yan, Lijian Rong

Figure 1. Microstructure of Cu-0.36Cr-0.15Zr alloy after continuous extrusion and 90% cold deformation. (a) as-deformed, (b) annealed at 500 oC for 1 h, (c) annealed at 600 oC for 1 h and (d) annealed at 700 oC for 1 h.