Daily Archives: 2016-07-02

Production Process of Seamless Steel Pipe

The production process of seamless steel pipe: Seamless steel pipe mainly complete through the tension reducing diameter. The stretch reducing process is hollow base material without mandrel continuous rolling process. Under the condition of guaranteeing the welding quality , the

Production Process of Seamless Steel Pipe

The production process of seamless steel pipe: Seamless steel pipe mainly complete through the tension reducing diameter. The stretch reducing process is hollow base material without mandrel continuous rolling process. Under the condition of guaranteeing the welding quality , the