DIN 8063-9:1980 Pipe joints and their elements for pipes of unplasticized polyvinylchloride (unplasticized PVC) under pressure; sockets reducing of injection moulded for cold welding, dimensions
1980DIN 8063-9:1980 Pipe joints and their elements for pipes of unplasticized polyvinylchloride (unplasticized PVC) under pressure; sockets reducing of injection moulded for cold welding, dimensions