This document specifies the minimum values for expected strength as a function of time and temperature in the form of reference lines, for use in calculations on crosslinked polyethylene (PE-X) pipes and crosslinked medium density polyethylene (PE-MDX) pipes.
NOTE 1 This document is applicable for pipes with the minimum level of crosslinking after production in accordance with Clause 4.
NOTE 2 The density range for medium density polyethylene is 926 kg/m3 to 940 kg/m3 in accordance with ISO 17855-1:2014.
Status: PublishedPublication date: 2019-03
Edition: 2Number of pages: 11
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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