... 6000mm/per minute 2.Minimum elbow diameter:500mm Traffic Guard Rail Elbow Bending MachineMain date as below: Weight: 2000KGPower ... forming machine,TDF hydraulic folder,auto cutting to length line,pipe bending machine,FN seam welder,notching ... :+86-21-57842040Phone:+86-13817091187 Traffic Guard Rail Elbow Bending Machine,guard rail bending machine,traffic rail elbow machine,highway guard rail machine