UNI EN 488:2019現行
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：Ente Nazionale Italiano di Unificazione (UNI)
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基本信息
標準編號： UNI EN 488:2019
標準類別：Standard
出版單位：Ente Nazionale Italiano di Unificazione (UNI)
標準頁數：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.
本標準替代的舊標準
等同采用的國際標準
EN 488:2019 - Identical
