新型HSn70-1铜网衣两年期海水腐蚀行为研究

黄博博,刘平,刘新宽,梅品修,陈小红

Seawater Corrosion Behavior of New 70-1 Tin Brass Net in Waters off Dachen Island for Two Years

Bobo HUANG,Ping LIU,Xinkuan LIU,Pinxiu MEI,Xiaohong CHEN

表2 HSn70-1铜合金在3个海水区带浸泡形成的腐蚀产物EDS分析结果

Table 2 EDS analysis results of corrosion products formed on HSn70-1 copper alloy wire after immersion in three seawater zones

Zone Content / % CuK ZnK SnK SiK AlK MoL MgK CaK FeK Tidal Mass fraction 39.35 14.83 9.38 1.62 0.56 2.32 1.44 0.61 1.09 Atomic fraction 23.73 8.69 3.03 2.21 0.80 0.93 2.27 0.58 0.75 Immersion Mass fraction 38.44 17.34 4.65 6.92 3.89 2.14 1.14 1.15 1.01 Atomic fraction 20.96 9.19 1.36 8.54 5.00 0.77 1.62 1.00 0.63 Erosion Mass fraction 41.48 16.05 3.04 3.84 1.18 2.86 0.67 1.49 1.06 Atomic fraction 22.39 8.42 0.88 4.68 1.50 1.02 0.95 1.27 0.65