EN 488:2019現(xiàn)行
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene
出版：Comite Europeen de Normalisation
專家解讀視頻
基本信息
標準編號： EN 488:2019
標準類別：Test Method
出版單位：Comite Europeen de Normalisation
標準頁數(shù)：0
標準簡介
This document specifies requirements and test methods for factory made thermally insulated bonded valve assemblies for hot water networks in accordance with EN 13941 1, comprising a steel valve, rigid polyurethane foam thermal insulation and a casing of polyethylene.
