氧化膜结构及内应力对新锆合金腐蚀机理的影响

章海霞, 李中奎, 周廉, 许并社, 王永祯

EFFECTS OF STRUCTURE AND INTERNAL STRESSES IN OXIDE FILMS ON CORROSION MECHANISM OF NEW ZIRCONIUM ALLOY

ZHANG Haixia, LI Zhongkui, ZHOU Lian, XU Bingshe, WANG Yongzhen

表2 NZ2合金在360 ℃含锂水中腐蚀后14 d后氧化膜的Raman光谱峰位置、相对强度及峰偏移

Table 2 Peak positions, intensities (relative to the most intense 177.6 cm-1) and shifts of peaks of oxide film of NZ2 alloy exposed in 360 ℃ lithiated water for 14 d

Position / cm-1 Relative intensity Shift / cm-1 Attribution 177.6 100 -0.2 M 187.4 77.6 2.1 M 221.0 22.4 0.4 M 278.1 28.5 -11.0 T 334.0 56.7 -1.5 M 379.9 15.6 1.2 M 439.1 31.0 16.9 T 476.9 71.5 -2.3 M 503.8 31.0 -3.6 M 532.9 25.9 4.2 M 556.3 15.4 1.6 M 619.0 34.3 -3.8 M 637.9 36.1 -0.3 M