... installed, good antiseptic property and so on.Pipe standards: Q/TWLG 01-2003Pipe diameter: DN500mm ... , industrial water-transmission line, farm irrigation, pipe network in factory, supply pipes in power station ... , SPCP can connect to steel pipe, ductile iron casting pipe, jacking pipe and so on. It is ... then the labor cost, steel pile rent, support material rent and rainfall cost will accordingly go ...