This document, together with ISO 21138‑1, specifies the definitions and requirements for pipes with a non-smooth external surface and a smooth internal surface (Type B), fittings and systems based on unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) structured-wall piping systems intended to be used in non-pressure underground drainage and sewerage applications.
NOTE 1 Pipes, fittings and the systems complying with this document can also be used for highway drainage and surface water.
This document specifies test methods and test parameters.
This document covers a range of pipe and fitting sizes, materials, pipe constructions and nominal ring stiffnesses, and gives recommendations concerning colours.
NOTE 2 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and installation practices or codes.
In conjunction with ISO 21138‑1, this document is applicable to structured-wall pipes and fittings, to their joints and to joints with components of other plastics and non-plastics materials.
It is applicable to pipes and fittings with or without an integral socket with elastomeric ring seal joints as well as welded and fused joints.
NOTE 3 Pipes, fittings and other components conforming to any plastics product standards referred to in Clause 2 are deemed to be suitable for use with pipes and fittings conforming to this document, when they conform to the requirements for joint dimensions given in ISO 21138‑2 or ISO 21138‑3 (this document) and to the performance requirements given in Clause 10.
NOTE 4 For dimensions larger than DN/OD 1200 or DN/ID 1200, this document can serve as general guidance regarding appearance, colour, physical and mechanical characteristics as well as performance requirements.
Test methods are not included in this document.
État actuel : PubliéeDate de publication : 2020-01
Edition : 2
Comité technique:Tubes et raccords en matières plastiques pour évacuation et assainissement (y compris le drainage des sols)
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