Abstract / scope
Classifies imperfections in surface and internal imperfections and specifies maximum acceptable limits.
ISO 9691:1992Published
Rubber — Recommendations for the workmanship of pipe joint rings — Description and classification of imperfections
Caoutchouc — Recommandations concernant l'exécution des garnitures d'étanchéité pour joints de canalisation — Description et classification des imperfections