Plastic pipe connection method

摘要

A coupling box is butt-welded to the end of one pipe. The bead formed on the inside of the pipe during welding is removed by milling etc. The milling tool (1) is formed with positive fit to the internal diameter of the pipe (21), and has one or more radial and/or axial blades (3) on its outer circumference. The milling tool also has a centering plate (5) and a depth stop (9).