大口径高钢级输油气管道氩电联焊缺陷成因分析与解决方案  

Causes of Argon Electric Welding Defects in Large-diameter and High-grade Oil and Gas Pipelines

作　　者：王林 赵成军 白值尹 WANG Lin;ZHAO Cheng-jun;BAI Zhi-yin(Hamiwei Repair Team of Xinjiang Oil and Gas Branch of National Pipeline Network Western Pipeline,Hami 839000,China)

机构地区：[1]国家管网西部管道新疆输油气分公司哈密维抢修队,新疆哈密839000

出　　处：《全面腐蚀控制》2024年第10期141-145,共5页Total Corrosion Control

摘　　要：大口径高钢级输油气管道是一项系统性的工程,在项目施工环节中,做好氩电联焊缺陷控制能保证管道连接稳定,对大口径高钢级输油气管道系统稳定运行有重要帮助。因此,本文在分析氩弧焊内涵基础上,对大口径高钢级输油气管道氩电联焊缺陷成因进行归纳,同时提出针对性的控制方法。Large-caliber high-steel grade oil and gas pipeline is a systematic project.In the project construction process,the defects control of argon-electric welding can ensure the stability of pipeline connection,which is of great help to the stable operation of large-caliber high-steel grade oil and gas pipeline system.Therefore,on the basis of analyzing the connotation of argon-arc welding,this paper summarizes the causes of argon-electric welding defects in large-caliber high-steel grade oil and gas pipelines,and puts forward targeted control methods.

关 键 词：大口径高钢级 输油气管道 氩电联焊 缺陷成因 

分 类 号：TG443[金属学及工艺—焊接]