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    I.S. EN ISO 27509:2012

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    PETROLEUM AND NATURAL GAS INDUSTRIES - COMPACT FLANGED CONNECTIONS WITH 9 SEAL RING (ISO 27509:2012)

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  30-06-2021

    Language(s):  English

    Published date:  01-01-2012

    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, definitions, symbols and abbreviated
       terms
    4 Design
    5 Designation
    6 Materials
    7 Strength, pressure/temperature ratings and leak
       tightness
    8 Dimensions of flanges
    9 Marking of flanges
    10 Dimensions of seal rings
    11 Inspection and testing of seal rings
    12 Coating and colour coding
    13 Marking of seal rings
    14 Quality management systems
    15 Bolt dimensions and masses
    Annex A (normative) - Pressure temperature ratings
            and shear capacity of seal rings
    Annex B (informative) - Integral flange angle selection
    Annex C (informative) - Quality management system
    Annex D (normative) - Bolt dimensions and masses
    Annex E (informative) - Handling, installation, assembly
            and repair of flanges
    Annex F (informative) - Mass of flanges
    Annex G (informative) - Metric bolting
    Annex H (informative) - Additional information on
            bibliographical references
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes detailed manufacturing requirements for circular steel and nickel alloy compact flanged connections and associated seal rings, for designated pressures and temperatures in class designations CL 150 (PN 20) to CL 1500 (PN 260) for nominal sizes from DN 15 (NPS [1/2]) to DN 1200 (NPS 48), and for CL 2500 (PN 420) for nominal sizes from DN 15 (NPS [1/2]) to DN 600 (NPS 24).

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

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    Status Withdrawn
    Superseded By

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

    ISO 898-2:2012 Mechanical properties of fasteners made of carbon steel and alloy steel — Part 2: Nuts with specified property classes — Coarse thread and fine pitch thread
    ISO 4287:1997 Geometrical Product Specifications (GPS) — Surface texture: Profile method — Terms, definitions and surface texture parameters
    EN 1591-1:2013 Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation
    ASTM A 995/A995M : 2013 Standard Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for Pressure-Containing Parts
    ISO/TS 29001:2010 Petroleum, petrochemical and natural gas industries Sector-specific quality management systems Requirements for product and service supply organizations
    ASTM A 694/A694M : 2016 : REDLINE Standard Specification for Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service
    ISO 14313:2007 Petroleum and natural gas industries — Pipeline transportation systems — Pipeline valves
    ASTM A 516/A516M : 2017 : REDLINE Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service
    NORSOK L 005:2013 COMPACT FLANGED CONNECTIONS
    NORSOK M 630 : REV 6 MATERIAL DATA SHEETS AND ELEMENT DATA SHEETS FOR PIPING
    API 5L : 2012 LINE PIPE
    ISO 5167-2:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 2: Orifice plates
    EN 1779:1999/A1:2003 NON-DESTRUCTIVE TESTING - LEAK TESTING - CRITERIA FOR METHOD AND TECHNIQUE SELECTION
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    ASTM A 928/A928M : 2014 : REDLINE Standard Specification for Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal
    ISO 4200:1991 Plain end steel tubes, welded and seamless — General tables of dimensions and masses per unit length
    ISO 5167-1:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
    ISO 80000-1:2009 Quantities and units — Part 1: General
    ASTM A 105/A105M : 2014-11 SPECIFICATION FOR CARBON STEEL FORGINGS FOR PIPING APPLICATIONS
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