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.