稀土La对钴基高温合金GH51881100℃下空气中氧化行为的影响
王爽, 王资兴, 程晓农, 罗锐

Effect of Rare Earth La on High Temperature Oxidation of Cobalt-based Superalloy GH5188 at 1100oC
WANG Shuang, WANG Zixing, CHENG Xiaonong, LUO Rui
图4 不同La含量的合金试样经1100℃空气中氧化100 h的宏观形貌
Fig.4 Macro morphologies of 0# (a), 1# (b), 2# (c) and 3# (d) alloy samples with different La contents after oxidation at 1100oC for 100 h