ISO 13968:2008 specifies a method for testing the ring flexibility of a thermoplastics pipe having a circular cross-section.
The method enables determination of the deflection, and necessary force, at which physical damage, if any, occurs within the specified diametric deflection.
Status: PublishedPublication date: 2008-10
Edition: 2Number of pages: 4
Technical Committee: ISO/TC 138/SC 5 General properties of pipes, fittings and valves of plastic materials and their accessories -- Test methods and basic specifications
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