CO2环境下油酸咪唑啉对X65钢异种金属焊缝电偶腐蚀的抑制作用研究

伊红伟, 胡慧慧, 陈长风, 贾小兰, 胡丽华

Corrosion Behavior and Corrosion Inhibition of Dissimilar Metal Welds for X65 Steel in CO2-containing Environment

YI Hongwei, HU Huihui, CHEN Changfeng, JIA Xiaolan, HU Lihua

表1 X65、316L不锈钢和Inconel 625合金的化学成分 (mass fraction / %)

Table 1 Chemical compositions of X65, 316L stainless steel and Inconel 625 alloy

Material C Si Mn P S Cr Ni Cu Fe Mo Al X65 0.1100 0.240 1.340 0.0013 0.0080 0.014 0.017 0.038 Bal. --- --- 316L 0.0110 0.396 0.899 0.0282 0.0033 16.360 10.260 --- --- 2.09 --- Inconel 625 0.0013 0.100 0.018 0.0038 0.0009 22.960 63.670 0.015 0.10 9.00 0.096