含杂CO2 封存条件下13CrN80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3 应力组实验方案
Table 3 Stress group experiment scheme
Material

Temperature

Pressure

MPa

Gas compositionEnvironment

Loading

stress

Time

h

N8012020CO2 + 0.1‰ SO2 + 0.1‰ NO2 + 0.1‰ O2Simulation of groundwater phase072
25% σs
50% σs
75% σs
13Cr0
25% σs
50% σs
75% σs