Effects of Grain Boundary and Crystal Orientation of an Al Alloy Substrate on Crack Propagation Behavior of AlO(OH) Film

4:00 PM - 5:30 PM

[P251] Effects of Grain Boundary and Crystal Orientation of an Al Alloy Substrate on Crack Propagation Behavior of AlO(OH) Film

*Kousei iDO¹, Yutaro Akatani¹, Ai Serizawa² (1. Graduate School of Shibaura Institute of Technology, 2. Shibaura Institute of Technology)

Keywords:水蒸気プロセス、AlO(OH)皮膜、Al合金、き裂進展、圧痕圧入(IF)法

Al合金に水蒸気プロセスを行い形成したAlO(OH)皮膜に対し圧痕圧入法(IF法)を行い、き裂周囲の基材結晶粒界および結晶方位を観察し、基材結晶粒界および結晶方位がAlO(OH)皮膜の力学特性に及ぼす影響を調査した。