添加Cr和Si对火驱N80碳钢注气井氧化行为的影响

范春华, 吴钱林, 薛山, 葛佳璐

Effect of Cr- and Si-addition on Oxidation Behavior of N80 Carbon Steel for Gas Injection Wells in Fire-flooding Oil Field

FAN Chunhua, WU Qianlin, XUE Shan, GE Jialu

图5 5Cr-Si和9Cr钢氧化240 h后氧化膜截面元素线扫描

Fig.5 Cross-sectional element line images of the oxide scales formed on 5Cr-Si (a) and 9Cr (b) added N80 steels after 240 h oxidation