从油气管道工程建设的发展看焊接技术的进步

Progress of welding technology from perspective of development of oil and gas pipeline construction

  • 摘要: 以自动焊为代表的第三代管道建设技术已在中俄东线天然气管道工程等国家重点油气长输管道工程中全面应用。通过梳理近年来管道工程自动焊质量管理经验,围绕人、机、料、法、环5个方面,从焊接工艺评定、焊工准入、焊材管理、百口磨合、连头口焊接、焊接数据采集及焊口分析等环节,对环焊缝质量管控措施开展系统性总结。结合“中国制造2025”,展望了未来油气管道建设事业的发展,为焊接新技术的开发应用和质量管控提供参考。

     

    Abstract: The third-generation pipeline construction technology represented by automatic welding has been fully applied in the Sino-Russian East Route natural gas pipeline project and other national key oil and gas long-distance pipeline projects. Through combing quality management experience of automatic welding in pipeline engineering in recent years, focusing on five aspects of “Man, Machine, Material, Method and Environment”, quality control measures of girth weld were systematically summarized from aspects of welding procedure qualification, qualified welder control, welding material management, welding breaking-in control, joint welding, welding data acquisition and crater analysis. Combined with “Made in China 2025”, future development of oil and gas pipeline construction was prospected, which provided reference for the development and application of new welding technology and quality control.

     

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