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CEN - EN 15698-2

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

active, Most Current
Organization: CEN
Publication Date: 1 October 2019
Status: active
Page Count: 16
ICS Code (Pipelines and its parts for district heat): 23.040.07
scope:

This document specifies requirements and test methods for fittings of factory made thermally insulated bonded twin pipe assemblies for hot water networks in accordance with EN 13941‑1, comprising two steel service fittings and/or valves, polyurethane foam thermal insulation and one casing of polyethylene.

The pipe assembly can also include the following additional elements: measuring wires, spacers and diffusion barriers.

This document covers the following assemblies:

- fittings: bends, T-pieces and reducers;

- valve construction.

This document applies to fitting and valve assemblies with a minimum design pressure of 1,6 MPa (overpressure).

Document History

EN 15698-2
October 1, 2019
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
This document specifies requirements and test methods for fittings of factory made thermally insulated bonded twin pipe assemblies for hot water networks in accordance with EN 13941‑1, comprising two...
August 1, 2015
District heating pipes - Preinsulated bonded twin pipe systems for directly buried hot water networks - Part 2: Fitting and valve assembly of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
This European Standard specifies requirements and test methods for fittings of prefabricated thermally insulated twin pipe assemblies comprising steel service fittings and/or valves from DN 15 to DN...

References

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