This part of GB/T 19473 specifies the terms, definitions, symbols and abbreviations, system suitability requirements and test methods for the suitability of polybutylene (PB) piping systems for hot and cold water. This part, together with other parts of GB/T 19473, applies to building cold and hot water piping systems, including drinking water and heating piping systems.
GB/T 19473.5-2020 Referenced Document
GB/T 2918 Standard environment for conditioning and testing of plastic specimens
GB/T 2918-2018 Standard environment for conditioning and testing of plastic specimens
GB/T 6111-2018 Thermoplastics piping systems for the conveyance of fluids.Determination of the resistance to internal pressure
ISO 1167-2:2006 Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure - Part 2: Preparation of pipe test pieces
ISO 11673 Unplasticized poly(vinyl chloride) (PVC-U) pressure pipes - Determination of the fracture toughness properties
GB/T 19473.5-2020 history
2020GB/T 19473.5-2020 Polybutene (PB) piping systems for hot and cold water installations—Part 5: Fitness for purpose of the system