四元Co-Ni-Cr-Al合金高温氧化模式及其转变机理

吕云蕾, 任延杰, 冯抗抗, 周梦妮, 王文, 陈荐, 牛焱

High Temperature Oxidation Mode and Transformation Mechanism of Quaternary Co-Ni-Cr-Al Alloys

LV Yunlei, REN Yanjie, FENG Kangkang, ZHOU Mengni, WANG Wen, CHEN Jian, NIU Yan

图6 Co-20Ni-8Cr-5Al合金在800和900℃下1.013 × 105 Pa O2中氧化24 h的截面形貌

Fig.6 Cross-sectional morphologies of Co-20Ni-8Cr-5Al alloy oxidized in 1.013 × 105 Pa O2 at 800oC (a1, a2) and 900oC (b1, b2) for 24 h (Figs.6a2 and b2 are the enlarged views of selected areas in Figs.6a1 and b1, respectively)