金属波纹管扁管扁管机
Application:
Round shape and flat shape steel galvanized duct were extensively applied in Post-tensioning construction. These galvanized corrugated duct mainly used in road, bridge, rain way, all kinds of special construction structure, water conservancy project and electrical engineering etc. And they were embedded inside of cement structure as cavity for grouting. This Flat Duct Machine would be used for pressed the galvanized corrugated round steel duct into flat shape duct;