Nb锆合金在含氧蒸汽中耐腐蚀性能恶化的机理
黄建松, 裴文, 徐诗彤, 白勇, 姚美意, 胡丽娟, 谢耀平, 周邦新

Degradation Mechanism on Corrosion Resistance of High Nb-Containing Zirconium Alloys in Oxygen-Containing Steam
HUANG Jiansong, PEI Wen, XU Shitong, BAI Yong, YAO Meiyi, HU Lijuan, XIE Yaoping, ZHOU Bangxin
表3 300 DO/160 d与1000 DO/130 d样品氧化膜中Nb元素不同价态占比 (atomic fraction / %)
Table 3 Proportions of different valence states of Nb element in the oxide film on 300 DO/160 d and 1000 DO/130 d specimens
Time300 DO / 160 d1000 DO / 130 d
sNb2+Nb5+Nb2+Nb5+
04.9895.052.3997.61
909.3290.681.7598.25
18014.2985.710.9599.05