Committee Draft
ISO/CD 7685
Glass-reinforced thermosetting plastics (GRP) pipes — Determination of initial ring stiffness
Reference number
ISO/CD 7685
Edition 3
© ISO 2025
Committee Draft
Under development
A draft is being reviewed by the committee.
Will replace ISO 7685:2019

Abstract

This document specifies methods for determining the initial ring stiffness of glass-reinforced thermosetting plastics (GRP) pipes. Two methods are given (constant load and constant deflection), and within the specified deflection limits, each is equally valid and can be used for any diameter.

General information

  • Status
     : Under development
    Stage
    : CD approved for registration as DIS [30.99]
  • Edition
     : 3
  • Technical Committee :
    ISO/TC 138/SC 6
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

9
Industry, Innovation and Infrastructure
6
Clean Water and Sanitation
11
Sustainable Cities and Communities

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