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    I.S. EN 74-2:2008

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    COUPLERS, SPIGOT PINS AND BASEPLATES FOR USE IN FALSEWORK AND SCAFFOLDS - PART 2: SPECIAL COUPLERS - REQUIREMENTS AND TEST PROCEDURES

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-05-2022

    Language(s):  English

    Published date:  01-01-2008

    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)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols
    5 Types and classification of special couplers
    6 Transmissible internal forces, moments and related stiffnesses
       6.1 General
       6.2 Half coupler
       6.3 Sleeve coupler with shear studs (SS)
       6.4 Reduction coupler
    7 Reference tubes/bar for coupler tests
    8 General requirements
       8.1 Materials
       8.2 Design
       8.3 Manufacturer's drawings
       8.4 Production control
    9 Tests methods and evaluation of results
       9.1 General
       9.2 Half Couplers
       9.3 Sleeve couplers with shear studs (SS)
       9.4 Reduction couplers
    10 Designation
    11 Marking
    12 Test report
    13 Assessment
    14 Product Manual
    Annex A (informative) Ongoing production control
    Annex B (informative) Information about the design of
            temporary works structures
          B.1 General
          B.2 Structural design
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes: - materials; - design requirements; - specified values for resistances and stiffnesses which a coupler has to achieve under test; - test procedures and assessment; for the following special couplers: screw or wedge half couplers, sleeve couplers with shear studs, right angle reduction couplers and swivel reduction couplers.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

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

    EN 12811-1:2003 Temporary works equipment - Part 1: Scaffolds - Performance requirements and general design
    EN 12811-2:2004 Temporary works equipment - Part 2: Information on materials
    EN 12812:2008 Falsework - Performance requirements and general design
    EN 12811-3:2002 Temporary works equipment - Part 3: Load testing
    EN ISO 9002:1994/AC:1997 QUALITY SYSTEMS - SPECIFICATION FOR PRODUCTION AND INSTALLATION
    ISO 9002:1994 Quality systems — Model for quality assurance in production, installation and servicing
    EN ISO 9001:2015 Quality management systems - Requirements (ISO 9001:2015)
    EN 10204:2004 Metallic products - Types of inspection documents
    ISO 9001:2015 Quality management systems — Requirements
    EN ISO 898-1:2013 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread (ISO 898-1:2013)
    EN 1090-2:2008+A1:2011 EXECUTION OF STEEL STRUCTURES AND ALUMINIUM STRUCTURES - PART 2: TECHNICAL REQUIREMENTS FOR STEEL STRUCTURES
    EN 74-1:2005 Couplers, spigot pins and baseplates for use in falsework and scaffolds - Part 1: Couplers for tubes - Requirements and test procedures
    ISO 898-1:2013 Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread
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