X70管线钢焊接接头组织及其海水腐蚀规律

2009年 31卷 第5期
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MICROSTRUCTURE AND SEAWATER CORROSION TO WELDING JOINT OF X70 PIPELINE STEEL
范舟1a 刘建仪1b 李士伦1b 张天江2
FAN Zhou1a LIU Jian-yi1b LI Shi-lun1b ZHANG Tian-jiang2
1.西南石油大学:a.材料科学与工程学院,b.“油气藏地质及开发工程”国家重点实验室,四川成都610500;2.中国海油海洋石油工程股份有限公司,天津塘沽300452
1.Southwest Petroleum University:a.School of Materials Science and Engineering,b.State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation,Chengdu Sichuan 610500,China;2.Offshore Oil Engineering Company Ltd.,CNOOC,Tanggu Tianjin 300452,China
X70管线钢; 焊接接头; 显微组织; 海水腐蚀; 电偶腐蚀;
X70 pipeline steel; welding joint; microstructure; seawater corrosion; spot corrosion;
10.3863/j.issn.1674-5086.2009.05.038