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CEN
CEN/TC 107 Prefabricated district heating and district cooling pipe system
European Norm
23.040.07 Pipelines and its parts for district heat
This document specifies requirements and test methods for fittings and valves of factory made thermally insulated bonded twin pipe assemblies for hot water networks in accordance with EN 13941-1, comprising two steel service pipes, in most cases steel fittings and/or steel valves, steel components, polyurethane (PUR) foam thermal insulation and a casing of polyethylene.
NOTE Steel components can be e.g. fixing bars.
The twin 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;
- valves for main line.
This document applies to fitting assemblies with a minimum design pressure of 1,6 MPa and valve assemblies with a minimum design pressure of 2,5 MPa.
PUBLISHED
EN 15698-2:2019
IN_DEVELOPMENT
prEN 15698-2
40.60
Close of voting
Sep 28, 2023