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1 3个区带的HSn70-1铜合金基体化学成分

Table 1 Main chemical compositions of HSn70-1 copper alloy wire after corrosion for 2 a in three seawater zones

Sample Cu Sn Si Ni Zn Impurity Raw material 69.90 0.90 0.13 0.20 28.87 ≤0.30 Tidal zone 70.33 0.94 0.11 0.21 28.16 ≤0.25 Immersion zone 69.67 0.91 0.14 0.20 28.84 ≤0.24 Erosion zone 70.19 0.87 0.12 0.19 28.43 ≤0.20