大直径焊管的需求与发展

REQUIRE AND DEVELOPMENT OF MAJOR DIAMETER WELDED PIPES

分析了大中直径焊管具有广阔的市场前景，并提出大中直径焊管的成型工艺中直缝埋弧焊具有明显的优越性。目前我国应优先采用其中的ＲＢＥ、ＪＣＯＥ工艺。

This article showes that there will be a large demand in market on majormedium sized Welded pipes, and the strajght-seam submerged ARC are welding techique use inthe dforming process of major-medium diameter welded pipes Lave particular advantages.At present,RBE and JCOE technique should be taken use of precedently in our country.