ISO 21138-2:2020 无压地下排水排污用塑料管道系统 未增塑的聚氯乙烯（PVC-U）、聚丙烯（PP）和聚乙烯（PE）的结构壁管道系统 第2部分：A型有光滑外表面的管道和配件

标准编号：ISO 21138-2:2020

中文名称：无压地下排水排污用塑料管道系统 未增塑的聚氯乙烯（PVC-U）、聚丙烯（PP）和聚乙烯（PE）的结构壁管道系统 第2部分：A型有光滑外表面的管道和配件

英文名称：Plastics piping systems for non-pressure underground drainage and sewerage — Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) — Pa

发布日期：2020-01

标准范围

本文件与ISO 21138-1一起，规定了具有光滑外表面和内表面（A类）的管道、基于未增塑聚氯乙烯（PVC-U）、聚丙烯（PP）和聚乙烯（PE）结构壁管道系统的配件和系统的定义和要求，这些管道系统拟用于无压地下排水和污水处理应用。注1:符合本文件要求的管道、配件和系统也可用于公路排水和地表水。本文件规定了试验方法和试验参数。本文件涵盖了一系列管道和管件尺寸、材料、管道结构和标称环刚度，并给出了有关颜色的建议。注2:考虑到买方或规范的特殊要求和安装实践或规范，买方或规范人员有责任从这些方面做出适当选择。结合ISO 21138-1，本文件适用于结构化壁管和配件、其接头以及与其他塑料和非塑料材料部件的接头。它适用于带有或不带有带弹性环密封接头的整体套筒的管道和配件，以及焊接接头和熔合接头。注3:对于大于DN/OD 1200或DN/ID 1200的尺寸，本文件可作为有关外观、颜色、物理和机械特性以及性能要求的一般指南。本文件不包括试验方法。

This document, together with ISO 21138-1, specifies the definitions and requirements for pipes with smooth external and internal surfaces (Type A), 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 system 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 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.

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