DIN 8063-11 Pipe Joints and Pipe Fittings for Pipes under Pressure made of Unplasticized Polyvinyl Chloride (Rigid PVC); Sockets with Primary Element of Copper-Zinc-Alloy (Brass) for Bonding; Dimensions

standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/1980