Cr含量对Ni-Fe-Cr-Al合金抗氧化性能的影响
张凯, 付广艳, 刘恩泽, 谭政, 宁礼奎, 郑志

Effect of Cr Content on Oxidation Resistance of Ni-Fe-Cr-Al Alloy
ZHANG Kai, FU Guangyan, LIU Enze, TAN Zheng, NING Likui, ZHENG Zhi
表4 三种合金在1200℃氧化1 h和100 h后的横截面不同位置的EDS分析
Table 4 EDS analysis of the cross section of three alloys at different positions after 1 h and 100 h oxidation at 1200oC (%, atomic fraction)
PointOAlCrFeNiN
160.581.2728.845.024.280.00
25.751.6711.2539.5941.220.53
360.8238.250.190.360.380.00
40.6151.050.130.190.1947.83
50.8850.331.562.131.8443.25
655.838.4711.6411.9912.060.00
755.1216.0513.642.3112.880.00
857.6841.660.360.130.160.00