Relationship and importance between pipeline automatic welding in all positions and the types of bevel are analyzed in the view of welding quality, efficiency and economy character.
从焊接质量、焊接效率和焊接经济性等方面分析了管道全位置自动焊与坡口型式的关系和重要性。
2
The applies in the ocean oil gas pipeline construction bevel machine article, the belt copper liner welds and pipeline auto welding machine, welding equipment and welding procedure were introduced.
介绍了应用于海洋油气管道施工的坡口机、带铜衬垫对口器、全位置自动焊等焊接装备和焊接工艺。
3
The paper introduces the welder training, joint design, bevel preparation and welding procedure as well.