镍基单晶高温合金N5及其纳米晶涂层在900 ℃下O2和O2+20%H2O气氛中的氧化行为

杨依凡, 孙文瑶, 陈明辉, 王金龙, 王福会

Oxidation Behavior of a Single Crystal Ni-based Superalloy N5 and Its Nanocrystalline Coating at 900 ℃ in O2 and O2+20%H2O Environment

YANG Yifan, SUN Wenyao, CHEN Minghui, WANG Jinlong, WANG Fuhui

表1 图7中1~7点EDS分析

Table 1 EDS analyses results of the points 1-7 marked in Fig.7 (atomic fraction / %)

Point Ni Al Ta 1 13.34 --- 21.33 2 16.79 23.53 1.42 3 24.49 14.75 0.83 4 51.30 7.00 0.40 5 26.68 23.72 1.43 6 16.96 15.66 1.78 7 45.02 0.52 0.56