International Organization for Standardization (ISO)
Status
Latest
ISO 4422-3:1996
Scope
Specifies the characteristics and properties of fittings (injection-moulded and postformed) and joints made of unplasticized poly(vinyl chloride) (PVC-U), to be used for buried water mains and for water supplies above ground, both inside and outside buildings.
ISO 4422-3:1996 history
1996ISO 4422-3:1996 Pipes and fittings made of unplasticized poly(vinyl chloride) (PVC-U) for water supply - Specifications - Part 3: Fittings and joints