ÖNORM EN ISO 15493

This International Standard specifies the characteristics and requirements for components such as pipes, fittings and valves made from one of the following materials: - acrylonitrile-butadiene-styrene (ABS); - unplasticized poly(vinyl chloride) (PVC-U); - chlorinated poly(vinyl chloride) (PVC-C); intended to be used for thermoplastics piping systems in above-ground industrial applications. This International Standard is applicable to ABS, PVC-U or PVC-C pipes, fittings, valves and ancillary equipment, to their joints and to joints with components made of other plastics and non-plastics materials, depending on their suitability, intended to be used for the conveyance of liquid and gaseous fluids as well as of solid matter in fluids for industrial applications such as: - chemical plants; - industrial sewerage engineering; - power engineering (cooling and general-purpose water supply); - electroplating and pickling plants; - the semiconductor industry; - agricultural production plants; - water treatment.