NF EN 1225

Plastics piping systems. Glass-reinforced thermosetting plastics (grp) pipes. Determination of the creep factor under wet conditions and calculation of the long-term specific ring stiffness.

Le présent document spécifie une méthode pour la détermination par extrapolation d'une part, de la rigidité annulaire spécifique à long terme, et d'autre part, du facteur de fluage pour des tubes en plastiques thermodurcissables renforcés de verre en conditions mouillées.

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