... of Pipe:16-630mm 3>Material: PVC, CPVC, UPVC 4>One Year Quality Gurantee PVC, CPVC, UPVC pipe production line, ... specializing in manufacturing PVC pipes of different diameter and thickness. They are applied to agricultural and construction water supply and drainage, ... require high temperature and corrosion resistance, hot and lukewarm water supply and drainage system, , directly buried pipes of high ...