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EVS-EN 488:2019

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene

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Kehtiv alates 01.11.2019
Alusdokumendid
EN 488:2019
Tegevusala (ICS grupid)
23.060.01 Sulgeseadmed üldiselt
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Standardi ajalugu

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prEN 488-1
01.11.2019
Põhitekst
03.12.2015
Põhitekst
This document specifies requirements and test methods for factory made thermally insulated bonded valve assemblies for hot water networks in accordance with EN 13941-1, comprising a steel valve, rigid polyurethane foam thermal insulation and a casing of polyethylene.
The valve assembly could also include the following additional elements: measuring wires, spacers and diffusion barriers.

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