BS EN 253:2003 District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene (AMD Corrigendum 14548) (AMD 16014)
Publication Year
2003
Document Status
Withdrawn
Abstract
Requirements and test methods are given for straight lengths of prefabricated thermally insulated pipe-in-pipe assemblies for directly buried hot water networks, comprising a steel service pipe from DN 20 to DN 1200, rigid polyurethane foam insulation and an outer casing of polyethylene. Only applies to insulated pipe assemblies, for continuous operation with hot water at various temperatures up to 120°C and occasionally with a peak temperature up to 140°C.
Document History
Supersedes BS EN 253:1995. Amendment 14548 is Corrigendum No.1. Amendment 16014 dated March 2006.
Publisher Information
British Standards Institution
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