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
NORMA vydaná dňa 21.4.2010
Designation standards: UNE-EN 253:2010
Note: NEPLATNÁ
Publication date standards: 21.4.2010
The number of pages: 53
Approximate weight : 159 g (0.35 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE