ISO 15493:2003 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.
