Microstructure Characteristics and Corrosion Resistance of Friction Stir Welded 2205 Duplex Stainless Steel

Figure 8

Surface morphology of specimens and EDS measuring locations near the corrosion pit after electrochemical corrosion tests: (a) base material, (b) stir zone obtained at 30 mm/min, (c) stir zone obtained at 50 mm/min, and (d) EDS measuring locations.