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sklademVydáno: 2019-11-04
BS 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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| Označení normy: | BS EN 488:2019 |
| Počet stran: | 30 |
| Vydáno: | 2019-11-04 |
| ISBN: | 978 0 580 51885 0 |
| Status: | Standard |
Popis
BS EN 488:2019
This standard BS 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 is classified in these ICS categories:
- 23.060.01 Valves in general
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.