双相不锈钢在油田H_2S-CO_2-Cl^-环境下耐蚀性研究  

ANTI-CORROSION STUDY OF DUPLEX STAINLESS STEEL IN H_2S-CO_2-CI^-ENVIRONMENT AT OILFIELD

作　　者：郭志军[1] 周建军[1] 王克栋[1] 

机构地区：[1]兰州石油机械研究所,甘肃兰州730050

出　　处：《石油化工设备技术》2011年第1期16-21,5,共6页Petrochemical Equipment Technology

摘　　要：通过U型弯曲恒应变应力腐蚀试验、点蚀试验、缝隙腐蚀和模拟介质的全面腐蚀试验,系统地研究了压力容器用双相不锈钢材料在油气田高含H_2S-CO_2-Cl^-环境下的腐蚀特性,分析了在这种工况条件下奥氏体不锈钢作为压力容器用材的适用性和适用范围。Through tests of U-bend stress corrosion, pitting and crevice corrosion and simulating medium corrosion,this paper systematically studies the corrosion properties of pressure vessel applying duplex stainless steel at oilfield in high H_2S-CO_2-C1^- environment.It analyzes the applicability and application scope of Austenite stainless steel as the material for pressure vessel under such working condition.

关 键 词：双相不锈钢 压力容器 H_2S-CO_2-Cl^- 腐蚀 油田 选材 

分 类 号：TE983[石油与天然气工程—石油机械设备]