District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
NORM herausgegeben am 15.3.2020
Designation standards: ÖNORM EN 15698-2
Note: UNGÜLTIG
Publication date standards: 15.3.2020
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM