标准号:DIN EN 253-2015
英文标准名称:District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene; German version EN 253:2009+A2:2015
标准状态:A
标准类型:国际标准
发布日期:2015-12-01
国际标准分类号:23.040.10
部分代替标准:DIN EN 253-2013