The welding gantry system for the completion of concrete pump truck arm of the long straight automatic welding seam.
该焊接龙门系统用于完成混凝土泵车臂长直缝的自动焊接。UOE line-pipe forming process is one of the widely used processes internationally in large-diameter LSAW pipe forming.
管线钢管UOE成形工艺是目前国际上广泛采用的大直径直缝埋弧焊管成形工艺之一。Briefed are the process and equipment configuration of the inner burr-removing system for ERW straight welded tubing.
简述了ERW直缝焊管清除内毛刺的方法及设备构成；Briefed in the article are the inner burr formation of and the burring method for the hi-frequency straight welded tube.
简要介绍了高频直缝焊管内毛刺的形成和清除方法。Computer fixed length flying cutter applied in large diameter and thick wall thickness longitudinal welded pipe was introduced.
介绍了用于大口径、厚壁直缝焊管线上的电脑定尺飞锯。The features of electric resistance welded(ERW) carbon steel pipe are analyzed from the viewpoint of design code and material selection.
从设计规范与管材选用方面对电阻焊碳钢直缝钢管（ERW）的特点进行了分析。My company's main products have two series: steel pipe series: spiral steel pipe, seamless steel tubes, seamless steel pipes, tubes, etc.
我公司的主要产品有两大系列：钢管系列：螺旋钢管、无缝钢管、无缝化钢管、埋弧焊直缝管等。is applied to investigate the grooving corrosion sensitivity of J55 steel oil well casing in electric resistance welding(ERW) zone.
应用控电位的电化学极化试验，测定了J55钢高频直缝电阻焊（ERW）油井套管焊接区的沟槽腐蚀敏感性。This paper introduces the tack welding requirement and the tack welding equipment & procedure in the production of straight steel pipe.
介绍了直缝钢管焊接生产对预焊的要求及预焊设备与工艺。