round pipe roll forming machine

Seven maintenances make the slitting machine look brand new as a wholeIn the usual industrial production, the equipment is the same as the human being. After long-term work, it must be rested and maintained. This is the case with slitting machines. After long-term work, basic maintenance must be car

As the so-called layman watches the fun, the expert watches the doorway. Buying a welded pipe unit is like buying something. Usually, the understanding of this kind of product is relatively small, and we will pay more attention to the parameters and configuration. If we have bought it, we will defin

Spiral steel pipe production process: It is a spiral seam steel pipe made of strip steel coil as raw material, often warmly extruded, and welded by automatic double-wire double-sided submerged arc welding process.(1) The raw materials are strip coil, welding wire and flux. They must undergo strict p