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ČSN EN 448 (383372)
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene
Translate name
STANDARD published on 1.6.2025
The information about the standard:
Designation standards: ČSN EN 448
Classification mark: 383372
Catalog number: 521486
Publication date standards: 1.6.2025
SKU: NS-1221919
Approximate weight : 108 g (0.24 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
Annotation of standard text ČSN EN 448 (383372):
This document specifies requirements and test methods for factory made thermally insulated bonded fitting assemblies for hot water networks in accordance with EN 13941-1, comprising a steel service pipe, in most cases a steel fitting, polyurethane (PUR) foam thermal insulation and a casing of polyethylene.
The fitting assembly can also include the following additional elements: measuring wires, spacers and diffusion barriers.
This document specifies the characteristics of the following fitting assemblies:
- - bends, T-pieces, and reducers.
This document applies to fitting assemblies with a design pressure of at least 1,6 MPa
Preview of the standard ČSN EN 448 (383372)
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