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
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Status: Under developmentStage: Working draft (WD) study initiated [20.20]
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Edition: 3
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Technical Committee :ISO/TC 138/SC 6
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Life cycle
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Previously
PublishedISO 7685:2019
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Now