油气田用马氏体不锈钢腐蚀性能研究现状与进展
Research Status and Progress on Corrosion Performance of Super Martensitic Stainless Steel for Oil and Gas Fields
油气田用马氏体不锈钢腐蚀性能研究现状与进展 |
| 张雄斌, 党恩, 于晓婧, 汤玉斐, 赵康 |
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Research Status and Progress on Corrosion Performance of Super Martensitic Stainless Steel for Oil and Gas Fields |
| ZHANG Xiongbin, DANG En, YU Xiaojing, TANG Yufei, ZHAO Kang |
| 图4 Al2O3/MnS在13Cr4Ni MSS中诱导点蚀坑萌生和扩展示意图[ |
| Fig.4 Schematic diagrams of the initiation and propagation of Al2O3/MnS induced pits for 13Cr4Ni MSS: (a) Al2O3/MnS-type inclusions during immersion in Cl- containing solution, (b) preferential dissolution of MnS as an anodic phase, (c) anodic dissolution of Al2O3 at microgap in contact with the substrate, (d) complete dissolution of MnS and nonparticipation of Al2O3 in the electrochemical reaction[ |
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