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

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.