... , Hubless Cast Iron Soil Pipes has been widely used in the building industry as a reliable drainage system for a long time ... , it can be used in sanitary Drain, Waste, and Vent, sewer drainage applications. Compared with plastic(PVC) pipes ... ' first choice for drainage inside the buildings.1) For hubless pipes: Standard: DIN/ EN877, ISO6594; ASTM A 888, CISPI301, KSD4307. Nominal ...