UNE-EN 448:2019
Superseded
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene (Endorsed by Asociación Española de Normalización in November of 2019.)
Hardcopy , PDF
English
11-01-2019
07-07-2023
This document specifies requirements and test methods for factory made thermally insulated bonded fitting assemblies for hot water networks in accordance with prEN 13941-1, comprising a steel service fitting, rigid polyurethane foam insulation and a casing of polyethylene.The fitting assembly may also include the following additional elements: measuring wires, spacers and diffusion barriers.This document covers the following fitting assemblies: bend, tee, reducer, single use compensator and anchor.This document applies to fitting assemblies with a minimum design pressure of 16 bar (overpressure).
| Committee |
CTN 92
|
| DocumentType |
Standard
|
| Pages |
33
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Superseded
|
| Standards | Relationship |
| I.S. EN 448:2019 | Equivalent |
| BS EN 448:2019 | Equivalent |
| EN 448:2019 | Identical |
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