BSI 20/30419048 DC:2020 Edition

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BS EN 17415-3. District cooling pipes. Bonded single pipe systems for directly buried cold water networks – Part 3. Factory made steel valve assembly for steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene

Published By	Publication Date	Number of Pages
BSI	2020	33

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Categories: 23.040.99 - Other pipeline components, BSI

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Description

This document specifies requirements, design and test methods for factory made thermally insulated bonded valve assemblies for directly buried district cooling distribution systems, comprising a steel valve from DN 15 to DN 1200, rigid polyurethane foam insulation and a casing of polyethylene.

The valve assembly can also include the following additional elements: measuring wires, spacers and diffusion barriers.

This document applies only to insulated valve assemblies, for continuous operation with water at various temperatures (1 to 30)°C and a maximum operation pressure of 25 bar.

The design is based on an expected service life with continuous operation of a minimum 50 years.

Additional information

Status	Definitive
Pages	33
Publication Date	2020-07-16
Standard Number	20/30419048 DC
Title	BS EN 17415-3. District cooling pipes. Bonded single pipe systems for directly buried cold water networks – Part 3. Factory made steel valve assembly for steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene
Identical National Standard Of	prEN 17415-3
Descriptors	Pipes, Cold-water storage tanks, Steel construction, Steels, Polyurethane-coated fabrics, Polyurethane fibres
Publisher	BSI
Committee	RHE/9
ICS Codes	23.040.99 - Other pipeline components

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BSI 20/30419048 DC:2020 Edition

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