含杂CO2 封存条件下13Cr和N80套管钢腐蚀规律研究

刘广胜, 王卫军, 周佩, 谭金颢, 丁宏鑫, 张伟, 向勇

Corrosion Behavior of Casing Steels 13Cr and N80 During Sequestration in an Impure Carbon Dioxide Environment

LIU Guangsheng, WANG Weijun, ZHOU Pei, TAN Jinhao, DING Hongxin, ZHANG Wei, XIANG Yong

表1 实验材料化学成分

Table 1 Chemical composition of experimental materials (mass fraction / %)

Material C Si Mn P S Al Cr Ni V Ti Cu Mo Co N80 0.35 0.32 1.55 0.02 0.015 0.014 0.11 0.13 0.15 0.01 0.03 0.01 0.08 13Cr 0.22 0.17 0.55 0.016 0.008 - 12.45 0.25 0.02 - 0.2 0.14 -