prBAS EN 15698-1:2026
District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
General information
Status:Project
Number of pages:18
Adoption method:Proglašavanje
Language:engleski
Edition:3.
Realization date:09.10.2025
Forseen date for next stage code:21.10.2025
Technical committee:BAS/TC 47, Appliances and systems for heating and refrigeration
ICS:
23.040.07, Pipelines and its parts for district heat
Abstract
This document specifies requirements and test methods for straight lengths of factory made thermally insulated bonded twin pipe assemblies for directly buried hot water networks in accordance with EN 13941-1, comprising two steel service pipes, polyurethane (PUR) foam thermal insulation and a casing of polyethylene.
The twin pipe assembly can also include the following additional elements: Measuring wires, spacers and diffusion barriers.
Lifecycle
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Original document and degree of correspondence
EN 15698-1:2025, identical
Relation to BAS standards
Work material
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