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ISO 7685:2019

Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of initial ring stiffness

General information
Valid from 11.07.2019
Directives or regulations
None
Standard history
Status
Date
Type
Name
11.07.2019
Main
16.07.1998
Main
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.
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