Basic process of carbon steel elbow

Carbon steel elbow basic process is: first, welding a cross section of a polygon or both ends closed multi multi ring shell fan shell, internal filled with medium pressure, with inner pressure and internal pressure under the action of cross section of polygonal gradually became round, and eventually become a circular ring shell.The round, plate, ribbon, silk, pipe and so on made of this kind of steel are widely used in chemical equipment, medical equipment, food industry equipment, home cabinet equipment and decoration of hotels and restaurants.