Al和Cr协同作用提高核用高强钢耐水蒸气氧化性能

彭祥阳, 张乐, 李聪聪, 侯硕, 刘迪, 周建明, 路广遥, 蒋虽合

Synergetic Effects of Al and Cr on Enhancing Water Vapor Oxidation Resistance of Ultra-High Strength Steels for Nuclear Applications

PENG Xiangyang, ZHANG Le, LI Congcong, HOU Shuo, LIU Di, ZHOU Jianming, LU Guangyao, JIANG Suihe

图5 经600℃空气 + 10%水蒸气氧化100 h的9Cr试样及其氧化膜的截面形貌、成分分布及结构分析

Fig.5 Cross-sectional morphology, composition distributions and structural analyses of 9Cr sample and its oxide film after isothermal oxidation at 600oC air + 10% water vapor for 100 h (a) bright field TEM image (b) dark field TEM image and EDS results (c) EDS line scanning result along the arrow in Fig.5b (d) HRTEM image (e) inverse Fourier transforms (FFTs) of zones F1 and F2 in Fig.5d (f) GIXRD spectrum of 9Cr sample