[P] P142~P149

[P143] Microstructure and oxidation resistance of Co-Cr-Ta alloy system

*Louis MOREAU^1,2, Stephane Stephane³, Hideyuki MURAKAMI^1,2 (1. Research Center for Structural Materials, National Institute for Materials Science, Sengen 1-2-1, Tsukuba, Ibaraki, 305-0047, Japan、2. Department of Nanoscience and Nanoengineering, Waseda University, 3-4-1 Okubo Shinjuku, Tokyo 169-8555, Japan、3. Institut de chimie de la matière condense de Bordeaux, 87 Avenue du Dr Albert Schweitzer, 33600 Pessac, France)

Keywords:oxidation resistance、high temperature、oxide layer、Ternary alloy、Design of alloys

In order to develop future alloys capable of being used at high temperatures, this study focus on the oxidation behavior of Co-Cr-Ta alloy system and the development of CrTaO4 protective oxide layer