• NEN EN 545 : 2010

    Current The latest, up-to-date edition.

    DUCTILE IRON PIPES, FITTINGS, ACCESSORIES AND THEIR JOINTS FOR WATER PIPELINES - REQUIREMENTS AND TEST METHODS

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    Published date:  12-01-2013

    Publisher:  Netherlands Standards

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

    Foreword
    Introduction
    1. Scope
    2. Normative references
    3. Terms and definitions
    4. Technical requirements
        4.1 General
        4.2 Dimensional requirements
        4.3 Material characteristics
        4.4 Coatings and linings for pipes
        4.5 Coatings for fittings and accessories
        4.6 Marking of pipes and fittings
        4.7 Leak tightness
    5. Performance requirements for joints
        5.1 General
        5.2 Flexible joints
        5.3 Restrained flexible joints
        5.4 Flanged joints
        5.5 Pipes with screwed or welded flanges
    6. Test methods
        6.1 Pipe dimensions
        6.2 Straightness of pipes
        6.3 Tensile testing
        6.4 Brinell hardness
        6.5 Works leak tightness test for pipes and fittings
        6.6 Zinc mass
        6.7 Thickness of paint coatings
        6.8 Thickness of cement mortar lining
    7. Performance test methods
        7.1 Compressive strength of the cement mortar lining
        7.2 Leak tightness of flexible joints to positive internal
            pressure
        7.3 Leak tightness of flexible joints to negative internal
            pressure
        7.4 Leak tightness of flexible push-in joints to positive
            external pressure
        7.5 Leak tightness of flexible joints to dynamic internal
            pressure
        7.6 Leak tightness and mechanical resistance of flanged
            joints
        7.7 Leak tightness and mechanical resistance of screwed
            and welded flanges
    8. Tables of dimensions
        8.1 Socket and spigot pipes
        8.2 Flanged pipes
        8.3 Fittings for socketed joints
        8.4 Fittings for flanged joints
    Annex A (normative) Allowable pressures
    Annex B (informative) Longitudinal bending resistance of pipes
    Annex C (informative) Diametral stiffness of pipes
    Annex D (informative) Field of use, characteristics of soils
    Annex E (informative) Field of use, water characteristics
    Annex F (informative) Quality assurance
    Annex G (informative) Calculation method of buried pipelines,
            heights of cover
    Bibliography

    Abstract - (Show below) - (Hide below)

    Specifies the requirements and associated test methods applicable to ductile iron pipes, fittings, accessories and their joints for the construction of pipelines: - to convey water (e. g. potable water); - with or without pressure; - to be installed below or above ground.

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

    Development Note Partially supersedes NEN 7115. (11/2003)
    Document Type Standard
    Publisher Netherlands Standards
    Status Current
    Supersedes
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