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
NORMA vydaná dňa 1.12.2010
Designation standards: UNE-EN 448:2010
Note: NEPLATNÁ
Publication date standards: 1.12.2010
The number of pages: 37
Approximate weight : 111 g (0.24 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE