现场连续油管对接全位置自动焊技术探讨
Investigation on Automatic Welding Technique of Full Circumference in Butt Welding for Coiled Tubing
张燕娜， 石 凯， 刘彦明， 张啊妮
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作者单位：西安石油大学 材料科学与工程学院，陕西 西安 710065
中文关键字：TIG焊； 连续油管； 对接焊
英文关键字：TIG welding； coiled-tubing； butt welding
中文摘要：对比分析了目前连续油管现场管-管对接焊的几种焊接方法，研究认为采用全位置自动TIG焊可满足现场连续油管的焊接要求，并能获得质量可靠、性能稳定的焊接接头，解决了现场连续油管的损坏修复等问题。
英文摘要： The several welding methods of coiled tubing tube butt joints welding was analysed, the results show that full circumference automatic TIG welding can meet the requirements of field welding, and obtain series of perfect CT welded joints with good joint quality, stable property, and solve job-field damage and repair of coiled tubing and other issues.