ONORM EN 489-1:2020現(xiàn)行
District heating pipes — Bonded single and twin pipe systems for buried hot water networks — Part 1: Joint casing assemblies and thermal insulation for hot water networks in accordance with EN 13941-1
出版：Osterreichisches Normungsinstitut/Austrian Standards
專家解讀視頻
基本信息
標準編號： ONORM EN 489-1:2020
出版單位：Osterreichisches Normungsinstitut/Austrian Standards
標準頁數(shù)：25
標準簡介
This document specifies requirements and test methods for joints between adjacent factory made pipe, and/or fitting and/or valve assemblies for buried hot water networks in accordance with EN 13941-1.
等同采用的國際標準
