Résumé
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.
Cycle de vie
-
Précédemment
AnnuléeISO 4422:1990
AnnuléeISO 4422:1990/Amd 1:1992
-
Actuellement
-
Révisée par
PubliéeISO 1452-3:2009