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  • BSI
    BS EN 15698-2:2015 District heating pipes. Preinsulated bonded twin pipe systems for directly buried hot water networks - Fitting and valve assembly of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
    Edition: 2015
    $316.70
    / user per year

Description of BS EN 15698-2:2015 2015

This European Standard specifies requirements and test methods for fittings of prefabricated thermally insulated twin pipe assemblies comprising steel service fittings and/or valves from DN 15 to DN 250, rigid polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks with preinsulated twin pipe assemblies in accordance with EN 15698‑1:2009 .

This European Standard covers the following:

  • fitting assemblies, such as T-pieces, reducers and anchors;

  • valve assemblies.

This European Standard applies only to insulated fitting assemblies for continuous operation with hot water at various temperatures in accordance with the scope EN 15698‑1:2009 .

This European Standard applies to fitting and valve assemblies with a minimum design pressure of 16 bar (overpressure) complying with EN 13941 .

Guidelines for quality inspection and testing of fitting assemblies are given in EN 448:2015, Annex A and EN 15698‑1:2009, Annex A.

Guidelines for quality inspection and testing of valve assemblies are given in EN 488:2015, Annex A and EN 15698‑1:2009, Annex A.

Procedures for PE-welding are given in EN 448:2015, Annex B.

NOTE

This European Standard does not include rules for calculation of loads and stresses.



About BSI

BSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses.

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