girth welding

基本解释

Owing to the small diameters of conduit pipes and bracing tubes, the girth welding has to be done with one side welding both sides formation technology.
海洋平台构件中的导管、撑管，因管径小，其环焊缝只能采用单面焊双面成型焊接工艺。
The difficulties and resolve methods concern with SA-335P91 made header fabrication process are introduced herein such as header ruling, girth welding, nozzle and accessories.
针对高温强度较高的SA - 335P91材料在产品中的应用，尤其是在集箱制造工艺上的情况进行了简介。
Pipeline all - position automatic welder is kind of special automatic machine for pipeline girth welding. It has high degree of automatization, and can be used in severe conditions.
PAW2000管道全位置自动焊机是管道环缝焊接的专用自动设备，自动化程度高，运行条件恶劣。