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2 70Cu-30Ni管FeSO4预成膜不同周期SEM图

Fig.2 SEM images of FeSO4 films preformed on 70Cu-30Ni after treatment for 4 d (a), 20 d (b) and 30 d (c)