fig6
Figure 6. Microstructural characterization of welds with and without O-Fe microalloying: (A and B) EPMA elemental mapping of conventional Ti-6Al-4V weld; (C and D) EPMA analysis of O-Fe modified weld; (E) Comparative XRD patterns of Ti-6Al-4V and Ti6Al4V-0.5O-2.3Fe welds; (F and G) SEM micrograph showing Fe2Ti4O precipitates in Ti6Al4V-0.5O-2.3Fe and Ti6Al4V-0.54O-3.7Fe weld.
