3Cr合金钢在尿素辅助稠油蒸汽吞吐环境中的初期腐蚀行为
张运军, 蒋有伟, 张忠义, 吕乃欣, 陈君伟, 连国锋

Initial Corrosion Behavior of 3Cr Alloy Steel in Urea Assisted Heavy Oil Steam Huff and Puff Environments
ZHANG Yunjun, JIANG Youwei, ZHANG Zhongyi, LV Naixin, CHEN Junwei, LIAN Guofeng
图8 3Cr合金钢在50℃下20%浓度尿素溶液中表面腐蚀产物XPS谱
Fig.8 XPS spectrum of the surface of 3Cr alloy steel after corrosion in 20% urea solution at 50oC