高压厚壁ERW直缝油井焊管应用前景分析

The application prospect of the high pressure and thick wall straight line ERW(electric resistance welding)tubing and casing.

对比、分析了直缝焊管与螺旋焊管和无缝管作油井管的优势 ,简要介绍了 ERW油井管的生产流程和主要设备 ,提出了积极引进国外生产技术 ,生产 ERW油井管的可行性和必要性。

The thesis analyses the advantage of the ERW tubing and casing comparing with spiral welding tube and seamless casing and tubing, introduces its main manufacturing process and facility, bring forward the feasibility and necessary of importing the oversea manufacturing technology to produce the ERW tubing and casing.