[G] Ti-Ti合金およびセラミックス材料

[351] Multi-scale analysis of fatigue crack formation in a forged Ti-6Al-4V alloy

*BRIFFOD Fabien¹、AMINO Kyosei¹、SHIRAIWA Takayuki¹、EMURA Satoshi²、ENOKI Manabu¹ (1. The University of Tokyo、2. National Institute for Material Science)

キーワード：Titanium alloy、Fatigue crack initiation、Short crack propagation、Electron Backscatter diffraction、Crystallographic texture

The fatigue behavior of a forged Ti-6Al-4V alloy is investigated by means of in situ optical microscope monitoring and ebsd measurements post-mortem.