放电等离子烧结超细晶ODS镍基合金的高温氧化行为研究

解磊鹏, 陈明辉, 王金龙, 王福会

High Temperature Oxidation Behavior of Ultrafine Grained ODS Nickel-based Superalloy Prepared by Spark Plasma Sintering

XIE Leipeng, CHEN Minghui, WANG Jinlong, WANG Fuhui

图8 两种合金样品在900 ℃氧化20 h后的表面微观形貌

Fig.8 Surface morphologies of the Base alloy (a) and ODS alloy (b) oxidized for 20 h at 900 °C