70Cu-30Ni合金管FeSO4预成膜及冲刷腐蚀行为分析

杨新宇, 李祯, 段体岗, 黄国胜, 马力, 刘峰, 姜丹

Erosion Corrosion Behavior in Flowing Seawater for 70Cu-30Ni Alloy Pipelines with Chemical Conversion Film Preformed in Flowing FeSO4 Solution

YANG Xinyu, LI Zhen, DUAN Tigang, HUANG Guosheng, MA Li, LIU Feng, JIANG Dan

图5 70Cu-30Ni合金管30 d处理形成的预成膜的XPS成分分析

Fig.5 XPS results of the film preformed on 70Cu-30Ni after 30 d treatment: (a) depth profiles of main elements, and fine spectra of (b) Cu 2p, (c) Ni 2p and (d) Fe 2p