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    I.S. EN 253:2009

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    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

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  30-04-2020

    Language(s):  English

    Published date:  01-01-2009

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Requirements
    5 Test methods
    6 Marking
    Annex A (informative) - Relation between actual
            continuous operating conditions and
            accelerated ageing test conditions
    Annex B (informative) - Calculation of the minimum
            expected thermal life with operation at
            various temperatures with respect to PUR
            foam performance
    Annex C (normative) - Calculated Continuous Operating
            Temperature (CCOT)
    Annex D (informative) - Guidelines for inspection
            and testing
    Annex E (informative) - Radial creep behaviour of the
            polyurethane foam (PUR)
    Annex F (normative) - Thermal conductivity of
            pre-insulated pipes - Test procedure
    Annex G (informative) - National A-deviations
    Annex H (informative) - Main changes from the previous
            edition of EN 253
    Annex I (informative) - Waste treatment and recycling
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines requirements and test methods for straight lengths of prefabricated thermally insulated pipe-in-pipe assemblies for directly buried hot water networks, comprising a steel service pipe from DN 15 to DN 1200, rigid polyurethane foam insulation and an outer casing of polyethylene.

    General Product Information - (Show below) - (Hide below)

    Development Note 2009 Edition Re-Issued in November 2015 & incorporates AMD 2 2015. (11/2015)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 13941:2009+A1:2010 Design and installation of preinsulated bonded pipe systems for district heating
    EN ISO 9692-1:2013 Welding and allied processes - Types of joint preparation - Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels (ISO 9692-1:2013)
    EN ISO 3126:2005 Plastics piping systems - Plastics components - Determination of dimensions (ISO 3126:2005)
    EN ISO 12162:2009 Thermoplastics materials for pipes and fittings for pressure applications - Classification, designation and design coefficient (ISO 12162:2009)
    ISO 8501-1:2007 Preparation of steel substrates before application of paints and related products — Visual assessment of surface cleanliness — Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings
    ISO 13953:2001 Polyethylene (PE) pipes and fittings — Determination of the tensile strength and failure mode of test pieces from a butt-fused joint
    EN 728:1997 Plastics piping and ducting systems - Polyolefin pipes and fittings - Determination of oxidation induction time
    EN ISO 8497:1996 Thermal insulation - Determination of steady-state thermal transmission properties of thermal insulation for circular pipes (ISO 8497:1994)
    ISO 16770:2004 Plastics Determination of environmental stress cracking (ESC) of polyethylene Full-notch creep test (FNCT)
    ISO 3127:1994 Thermoplastics pipes — Determination of resistance to external blows — Round-the-clock method
    ISO 6964:1986 Polyolefin pipes and fittings Determination of carbon black content by calcination and pyrolysis Test method and basic specification
    ISO 9080:2012 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
    ISO 8497:1994 Thermal insulation — Determination of steady-state thermal transmission properties of thermal insulation for circular pipes
    EN 10216-2:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
    EN ISO 9080:2012 Plastics piping and ducting systems - Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation (ISO 9080:2012)
    ISO 11414:2009 Plastics pipes and fittings Preparation of polyethylene (PE) pipe/pipe or pipe/fitting test piece assemblies by butt fusion
    ISO 12162:2009 Thermoplastics materials for pipes and fittings for pressure applications Classification, designation and design coefficient
    ISO 9692-1:2013 Welding and allied processes — Types of joint preparation — Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels
    EN 14419:2009 District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Surveillance systems
    ISO 3126:2005 Plastics piping systems Plastics components Determination of dimensions
    EN ISO 9001:2015 Quality management systems - Requirements (ISO 9001:2015)
    EN 10217-2:2002/A1:2005 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - PART 2: ELECTRIC WELDED NON-ALLOY AND ALLOY STEEL TUBES WITH SPECIFIED ELEVATED TEMPERATURE PROPERTIES
    EN 489:2009 District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
    EN 10204:2004 Metallic products - Types of inspection documents
    ISO 9001:2015 Quality management systems — Requirements
    EN ISO 8501-1:2007 Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings (ISO 8501-1:2007)
    EN ISO 2505:2005 Thermoplastics pipes - Longitudinal reversion - Test method and parameters (ISO 2505:2005)
    EN ISO 1133:2005 PLASTICS - DETERMINATION OF THE MELT MASS-FLOW RATE (MFR) AND THE MELT VOLUME-FLOW RATE (MVR) OF THE THERMOPLASTICS
    EN 10220:2002 Seamless and welded steel tubes - Dimensions and masses per unit length
    ISO 844:2014 Rigid cellular plastics Determination of compression properties
    ISO 1133:2005 Plastics Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
    EN 10217-1:2002/A1:2005 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - NON-ALLOY STEEL TUBES WITH SPECIFIED ROOM TEMPERATURE PROPERTIES
    EN 10217-5:2002/A1:2005 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - PART 5: SUBMERGED ARC WELDED NON-ALLOY AND ALLOY STEEL TUBES WITH SPECIFIED ELEVATED TEMPERATURE PROPERTIES
    ISO 2505:2005 Thermoplastics pipes — Longitudinal reversion — Test method and parameters
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