International Organization for Standardization (ISO)
Latest
ISO 9853:1991
Scope
This International Standard specifies a crushing test to determine the percentage deformation of injection-moulded unplasticized poly (vinyl chloride) (PVC-U) fittings and recommends a basic specifi-cation (see annex A).
It applies to injection-moulded PVC-U fittings
— for pressure pipelines, in accordance with ISO 264;
— with solvent sockets, in accordance with ISO 727;
— with sockets with elastomeric sealing rings, in accordance with ISO 2048.
ISO 9853:1991 history
1991ISO 9853:1991 Injection-moulded unplasticized poly(vinyl chloride) (PVC-U) fittings for pressure pipe systems; crushing test