[J] JIM-ISIJ Joint Session Titanium and Its alloys

[J10] Enhancing Ductility in Additively Manufactured Solute-Lean Martensitic Ti-alloys

*Jeff HUANG^1,2, Ammarueda ISSARIYAPAT², Shota KARIYA², Junko UMEDA², Katsuyoshi KONDOH² (1. Graduate School of Eng., Osaka Univ., 2. Joining and Welding Res. Inst., Osaka Univ.)

Keywords:Laser Powder Bed Fusion、Titanium Alloys、Tensile Behaviour、Martensite、Sustainable Alloy Design

Martensitic α/α' L-PBF Ti-1Fe is presented as an alternative to L-PBF Ti-6Al-4V with equivalent β-phase stability and microstructural features, but superior ductility at little cost to strength.