BT110TS抗挤毁抗硫化氢腐蚀专用套管开发  

Development of BT110TS Special Casing Resistant to Collapse and Hydrogen Sulfide Corrosion

作　　者：王丽妍 计云萍[1] 石晓霞[1,3] Wang Li-yan;Ji Yun-ping;Shi Xiao-xia(School of Materials and Metallurgy,Inner Mongolia University of Science and Technology,Baotou 014010,Inner Mongolia Autonomous Region,China;Chemical Inspection Center of Inner Mongolia Baotou Steel Union Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China;Steel Tube Co.of Inner Mongolia Baotou Steel Union Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China)

机构地区：[1]内蒙古科技大学材料与冶金学院,内蒙古包头014010 [2]内蒙古包钢钢联股份有限公司化检验中心,内蒙古包头014010 [3]内蒙古包钢钢联股份有限公司钢管公司,内蒙古包头014010

出　　处：《包钢科技》2020年第6期41-45,87,共6页Science & Technology of Baotou Steel

摘　　要：文章设计的BT110TS高抗挤毁及抗硫化氢腐蚀专用套管钢种为26CrMoVNbRE,采用转炉冶炼、LF精炼、VD真空处理、圆坯连铸、环形炉加热、菌式穿孔机穿孔、PQF连轧、张减径、调质处理工艺进行小批量试制,对套管外径壁厚、力学性能、显微组织、残余应力、抗挤毁性能及SSC抗硫化氢腐蚀性能进行检测,各项指标均满足技术要求,抗挤毁强度标准推荐值38%以上,采用NACE 0177标准A法,加载应力606 MPa,720 h后试样未断裂,试样表面光滑无裂纹。The steel grade for BT110TS special casing highly resistant to collapse and hydrogen sulfide corrosion designed in the article is 26CrMoVNbRE,the small-batch trial production is with converter smelting,LF refining,VD vacuum treatment,continuous casting of round billet,heating with annular furnace,piercing with cone roll piercing mill,PQF tandem rolling,stretch reducing,quenched and tempered process as well as the outer diameter and wall thickness,mechanical properties,microstructure,residual stress,collapse resistance and SSC hydrogen sulfide corrosion resistance of casing are detected.All the indicators could meet the technical requirements,the recommended value of standard for collapse resistance was over 38%,NACE 0177 standard A method was used,loading stress was 606 MPa,sample did not break after 720 h and surface of sample was smooth without cracks.

关 键 词：BT110TS 抗挤毁 抗H_(2)S腐蚀 石油套管 

分 类 号：TE934.1[石油与天然气工程—石油机械设备]