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BS EN 489-1 EN 489-1 District heating pipes. Bonded single and twin pipe systems for buried hot and coldwater networks. Part 1: Joint casing assemblies and thermal insulation for hot and cold-water networks with metal service pipes in accordance with EN 13941-series.

Source:
CEN
Committee:
W/- - Miscellaneous Standards
Categories:
| Flanges, couplings and joints
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Scope

This document spècifiès requirements and test methods for joint casing systems for single and twin pipes between adjacent factory-made pipe, and/or fitting and/or valve assemblies for buried heating and cooling water networks with rigid pipe systems with metal service pipes in accordance with EN 13941-1 [4] and EN 13941-2 [5] as well as rigid pipe systems with plastic service pipes according to series EN 17415 and flèxiblè pipe systems with metal service pipes according to EN 15632-4 .

NOTE There are no differences in requirements for single and twin pipe joint casing systems.

 For bedding materials other than those dèfinèd in 5.2.3 additional precautions are dèfinèd inEN 13941-2 [5].

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