PREN 448 : DRAFT 2018现行
DISTRICT HEATING PIPES - PREINSULATED BONDED PIPE SYSTEMS FOR DIRECTLY BURIED HOT WATER NETWORKS - FITTING ASSEMBLIES OF STEEL SERVICE PIPES, POLYURETHANE THERMAL INSULATION AND OUTER CASING OF POLYETHYLENE
出版：Comite Europeen de Normalisation
专家解读视频
基本信息
标准编号： PREN 448 : DRAFT 2018
标准类别：Draft
出版单位：Comite Europeen de Normalisation
标准页数：0
标准简介
Provides requirements and test methods for factory made thermally insulated bonded fitting assemblies for hot water networks in accordance with prEN 13941-1, comprising a steel service fitting, rigid polyurethane foam insulation and a casing of polyethylene.
