Ni含量对铜时效易焊接钢在模拟热带海洋大气环境下的腐蚀行为影响

杨海峰, 袁志钟, 李健, 周乃鹏, 高峰

Effect of Ni Content on Corrosion Behavior of Cu-bearing Aged Weldable Steels in a Simulated Tropical Marine Atmosphere

YANG Haifeng, YUAN Zhizhong, LI Jian, ZHOU Naipeng, GAO Feng

表1 3种实验用钢的化学成分 (mass fraction / %)

Table 1 Chemical compositions of three test steels

Sample C Si Mn Ni Cu Fe 2.5Ni 0.051 0.17 0.62 2.53 1.18 Bal. 2.0Ni 0.033 0.18 0.64 2.06 1.16 Bal. 1.5Ni 0.033 0.22 0.57 1.51 1.12 Bal.