SS-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

SS-EN-15698-2 - 2019 EDITION - CURRENT
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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).

To find similar documents by classification:

23.040.01 (Pipeline components and pipelines in general)

23.040.07 (Pipelines and its parts for district heat)

23.040.10 (Iron and steel pipes Steel pipes and tubes for specific use, see 77.140.75)

23.040.40 (Metal fittings)

23.040.45 (Plastics fittings)

23.040.99 (Other pipeline components)

23.060.01 (Valves in general)

27.010 (Energy and heat transfer engineering in general)

27.220 (Heat recovery. Thermal insulation This group includes standards for general use Thermal insulation of buildings, see 91.120.10)

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Designation Name

SS-EN 15698-2:2019

Revision Level




Publication Date

Oct. 23, 2019



Page Count


International Equivalent

EN 15698-2:2019(IDT)