EN 448:2019
Current
The latest, up-to-date edition.
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
16-10-2019
This document specifies requirements and test methods for factory made thermally insulated bonded fitting assemblies for hot water networks in accordance with EN 13941 1, comprising a steel service fitting, rigid polyurethane foam thermal insulation and a casing of polyethylene.The fitting assembly could 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 1,6 MPa (overpressure).
| Committee |
CEN/TC 107
|
| DocumentType |
Standard
|
| ProductNote |
THIS STANDARD ALSO REFERS TO EN 12814-1,EN ISO 3452-1
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NEN-EN 448:2019 | Identical |
| I.S. EN 448:2019 | Identical |
| BS EN 448:2019 | Identical |
| NS-EN 448:2019 | Identical |
| PN-EN 448:2020-01 | Identical |
| NF EN 448:2019 | Identical |
| UNE-EN 448:2019 | Identical |
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