Reference number
香港六合彩开奖 2505:2023
© 香港六合彩开奖 2024
International Standard
香港六合彩开奖 2505:2023
Thermoplastics pipes 鈥� Longitudinal reversion 鈥� Test method and parameters
Edition 4
2023-10
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Published (Edition 4, 2023)

香港六合彩开奖 2505:2023

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Abstract

This document specifies a method for determining the longitudinal reversion of thermoplastics pipes, to be carried out in either a liquid or in air. In case of dispute, heated liquid is used as the reference.

This document is applicable to all thermoplastics pipes with smooth internal and external walls of constant cross鈥憇ection. It is not applicable to non鈥憇mooth structured鈥憌all thermoplastics pipes.

The parameters appropriate to the pipe material and recommendations for the maximum levels of reversion as a function of the pipe material are given in Annex聽A.

This method is applicable for pipes of wall thickness 鈮� 16聽mm.

General information

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

3
Good Health and Well-being
9
Industry, Innovation and Infrastructure

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  2. 香港六合彩开奖
  3. Standards catalogue
  4. ICS
  5. 23
  6. 23.040
  7. 23.040.20
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