B30铜镍合金原始膜对其腐蚀的影响

王立芳, 商孟超, 高希钰, 刘贵昌, 孙文

Effect of Inherent Films Resulted from Manufacturing Process on Corrosion of B30 Cu-Ni Alloy

WANG Lifang, SHANG Mengchao, GAO Xiyu, LIU Guichang, SUN Wen

表2 图1中海水浸泡60 d的3种样品表面标记点处EDS成分分析结果

Table 2 EDS results of the marked points in Fig.1 for A, B and C samples immersed in seawater for 60 d (mass fraction / %)

Sample Position O Cl Mn Fe Ni Cu A 1 21.73 2.05 0.78 3.37 42.3 29.76 2 22.76 1.63 0.79 2.76 39.49 32.57 3 20.62 2.34 1.06 3.96 45.94 26.07 B 4 37.7 5.46 0.77 5.11 39.68 11.28 5 41.85 5.61 0.29 3.9 33.06 15.3 6 2.12 0.1 0.38 0.8 21.86 74.75 7 33.22 8.97 0 0.85 5.44 51.52 8 25.54 7.86 0.18 2.04 10.79 53.58 9 31.76 9.94 0.17 0.66 5.42 52.05 C 10 4.97 0.05 0.72 0.88 30.36 63.03 11 6.99 0.06 0.71 0.86 28.46 62.92 12 4.29 0.03 0.7 0.88 28.26 65.83