Effect of Friction Stir Processing on Gas Tungsten Arc-Welded and Friction Stir-Welded 5083-H111 Aluminium Alloy Joints

Figure 5

(a) Base metal (AA5083-H111), (b) unprocessed GTAWed 5083-H111 alloy, (c) friction stir-processed GTAWed alloy macrostructure, (d) unprocessed FSWed joint, and (e) friction stir-processed FSWed onion ring.

(a)

(b)

(c)

(d)

(e)