10.20 Jul 12, 2024
ISO
ISO/TC 138/SC 4
Technical Specification
This document gives guidance and requirements for the assessment of conformity of compounds, products, joints and assemblies in accordance with the applicable part(s) of ISO 4437 intended to be included in the manufacturer’s quality plan as part of the quality management system and for the establishment of certification procedures.
NOTE 1 A test matrix provides an overview of the testing scheme in Annex C, Table C.1.
NOTE 2 If certification is involved, the certification body operating in accordance with ISO/IEC 17065 and ISO/IEC 17020 is considered to be competent.
In conjunction with ISO 4437-2, ISO 4437-3, ISO 4437-4 and ISO 4437-5, this document is applicable to PE pipes, fittings and valves, their joints, and joints with components of PE and other materials intended to be used under the following conditions:
a) a maximum operating pressure (MOP), up to and including 10 bar , at a design reference temperature of 20 °C;
b) an operating temperature between −20 °C and 40 °C.
For operating temperatures between 20 °C and 40 °C, derating coefficients are defined in ISO 4437-5.
The ISO 4437 series covers a range of MOPs and gives requirements concerning colours.
It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
IN_DEVELOPMENT
ISO/NP TS 4437-7
10.20
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Jul 12, 2024
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