[P] P70~P81

[P75] Microstructure and Phase Evolution of Functionally Graded Multi-Materials of Ni-Ti Alloy Fabricated by Laser Powder Bed Fusion Process

*Phuangphaga DARAM¹, Takanobu HIROTO², Makoto WATANABE¹ (1. Research Center for Structural Materials, National Institute for Materials Science, 1-2-1 Sengen, Tsukuba, Ibaraki, 305-0047, Japan、2. Research Network and Facility Services Division, Materials Analysis Station, National Institute for Materials Science, 1-2-1 Sengen, Tsukuba, Ibaraki, 305-0047, Japan)

Keywords:Laser powder bed fusion process、Functionally graded materials、Ni-Ti alloy、Microstructure、Compositional gradient

The characterization of functional graded material Ni-Ti alloy that was built from pure Ni incrementally graded to pure Ti by different composition gradients prepared by L-PBF manufacturing.