标准编号：ISO 8779:2020
中文名称：塑料管道系统 灌溉用聚乙烯（PE）管 规范
英文名称：Plastics piping systems — Polyethylene (PE) pipes for irrigation — Specifications
发布日期：2020-08
标准范围
This document specifies the characteristics of pipes (mains, sub-mains and laterals) made from
polyethylene (PE), intended for the conveyance of water for irrigation, at a water temperature up to 45 °C.
NOTE 1 For the effect of water temperature on the maximum operating pressure, see Annex A.
This document applies to pipes that will not be subjected to internal pressure for long periods, and not more than 1 500 hours/year. For piping applications with long-term continuous pressure, the ISO 4427 series applies.
NOTE 2 The expected lifetime of pipes covered by this document is ten years or less.
This document also specifies the properties of the material and the parameters for the test methods to which it refers.
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