NF EN 681-4

Elastomeric seals - Materials requirements for pipe joint seals used in water and drainage applications - Part 4 : cast polyurethane sealing elements

Le présent document précise les spécifications pour les matériaux utilisés dans les garnitures d'étanchéité pour joints de canalisations en polyuréthane moulé en usine pour les réseaux d'évacuation, d'assainissement et d'eaux pluviales et les réseaux d'alimentation en eau non potable.

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