EN ISO 2505熱塑性管.縱向回縮.試驗方法和參數(shù)—標(biāo)準(zhǔn)名稱

EN ISO 2505 Thermoplastics pipes - Longitudinal reversion - Test methods and parameters

EN ISO 2505熱塑性管.縱向回縮.試驗方法和參數(shù)

EN ISO 2505熱塑性管.縱向回縮.試驗方法和參數(shù)—適用范圍

Scope：

This International Standard 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 International Standard is applicable to all thermoplastics pipes with smooth internal and external walls of constant cross-section. It is not applicable to non-smooth structured-wall thermoplastics pipes.

EN ISO 2505熱塑性管.縱向回縮.試驗方法和參數(shù)—引用文件

ISO 1043-1, Plastics — Symbols and abbreviated terms — Part 1: Basic polymers and their special characteristics

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出自：GF2022