Straight seam welded pipe production line is successfully used in Tianjin United Steel Pipe C., Ltd and Korean Tongyong Steel Pipe Co., Ltd.
1. Φ140 to Φ355 straight seam welded pipe production line is an advanced technology designed and manufactured by our own factory. This welded pipe making machine can produce high standard API5L and API5CL steel pipe adopting flexible forming (F.F forming). This straight seam welded pipe production line has the advantage of high production efficiency, good quality and easy operation.

2. Φ219 to Φ508 straight seam welded pipe making machine is designed and manufactured for Korean Tongyong Steel Pipe Company. This production line can produce high standard API5L and API5CL steel pipe. Also, this straight seam welded pipe production line can produce corresponding square pipes.