District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
NORMA vydaná dňa 20.10.2010
Designation standards: UNE-EN 489:2010
Note: NEPLATNÁ
Publication date standards: 20.10.2010
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE