[G] 固相プロセス 固相・溶接プロセス

[74] Ball milling treatment of gas atomized Ti‒48Al‒2Cr‒2Nb powder and its effect on preventing smoking during electron beam melting building process

*任 勝均¹、卞 華康²、青柳 健大²、千葉 晶彦² (1. 東北大学大学院工学研究科、2. 東北大学金属材料研究所)

キーワード：Smoking effect、Impedance spectroscopy、TiAl powder

The aim of this study is to investigate the ball milling effect on the oxide surface of TiAl powder for preventing smoking during the electron beam melting building process.