Effect of Grain Size on the Stress Corrosion Cracking of Ultrafine Grained Cu-10 wt% Zn Alloy in Ammonia

Figure 8

Fracture surfaces after SCC tests of (a), (c) sample 1, and (b), (d) sample 9 in (a), (b) macroscopic appearance, and (c), (d) microscopic observation.