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  • 03/108196 DC : 0

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    EN 10253-4 - BUTT WELDING PIPE FITTINGS - PART 4: WROUGHT AUSTENITIC & AUSTENITIC-FERRITIC (DUPLEX) STAINLESS STEELS WITH SPECIFIC INSPECTION REQUIREMENTS

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-04-2008

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols
    5 Classification of grades and designation
       5.1 Classification of grades
       5.2 Designation
    6 Information to be supplied by the purchaser
       6.1 Mandatory information
       6.2 Options
       6.3 Examples of an order
    7 Resistance to internal pressure
       7.1 General
       7.2 Fittings of type A
       7.3 Fittings of type B
    8 Manufacturing process
       8.1 Steelmaking process
       8.2 Product making process for fittings and heat treatment
    9 Technical requirements
       9.1 General
       9.2 Chemical composition
       9.3 Mechanical properties
    10 Appearance and internal soundness
       10.1 Appearance
       10.2 Internal soundness
    11 Dimensions and tolerances
       11.1 Dimensions
       11.2 Dimensional tolerances
       11.3 Performance of the end bevelling
    12 Inspection
       12.1 Inspection documents
       12.2 Summary of inspection and testing
    13 Sampling
       13.1 Frequency of tests
       13.2 Preparation of samples and test pieces
    14 Test methods
       14.1 Chemical analysis
       14.2 Tensile test on the base material
       14.3 Transverse tensile test on the weld
       14.4 Weld bend test
       14.5 Impact testing
       14.6 Intergranular corrosion test
       14.7 Dimensional testing
       14.8 Visual inspection
       14.9 Non destructive testing
       14.10 Material identification
       14.11 Optional tests
    15 Marking
       15.1 Marking to be applied
    16 Handling and packaging
    Annex A (informative) Specific dimensions of fittings
    Annex B (informative) Determination of wall thickness
    Annex C (informative) Wall thickness tables
    Annex D (informative) Commonly used inside diameters and
            wall thicknesses
    Annex ZA (informative) Clauses of this European Standard
             addressing essential requirements or other
             provisions of EU Directives

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

    Comment Closes On
    Committee ISE/19
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    EN 10002-1 : 2001 METALLIC MATERIALS - TENSILE TESTING - PART 1: METHOD OF TEST AT AMBIENT TEMPERATURE
    EN 10052:1993 Vocabulary of heat treatment terms for ferrous products
    EN 10234 : 1993 METALLIC MATERIALS - TUBE - DRIFT EXPANDING TEST
    EN 10079:2007 Definition of steel products
    EN 10027-2:2015 DESIGNATION SYSTEMS FOR STEELS - PART 2: NUMERICAL SYSTEM
    EN 288-1:1992/A1:1997 SPECIFICATION AND QUALIFICATION OF WELDING PROCEDURES FOR METALLIC MATERIALS - GENERAL RULES FOR FUSION WELDING
    EN 10216-5:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    EN 288-3:1992/A1:1997 SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 3: WELDING PROCEDURE TESTS FOR THE ARC WELDING OF STEELS
    EN 10002-5:1991 Metallic materials - Tensile testing - Part 5: Method of testing at elevated temperature
    EN ISO 377:2017 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377:2017)
    EN ISO 2566-1:1999 Steel - Conversion of elongation values - Part 1: Carbon and low alloy steels (ISO 2566-1:1984)
    EN 10088-2:2014 STAINLESS STEELS - PART 2: TECHNICAL DELIVERY CONDITIONS FOR SHEET/PLATE AND STRIP OF CORROSION RESISTING STEELS FOR GENERAL PURPOSES
    EN 473:2008 Non-destructive testing - Qualification and certification of NDT personnel - General principles
    EN 910 : 1996 DESTRUCTIVE TESTS ON WELDS IN METALLIC MATERIALS - BEND TESTS
    EN 10028-7:2016 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    EN ISO 1127:1996 Stainless steel tubes - Dimensions, tolerances and conventional masses per unit length (ISO 1127:1992)
    EN 10045-1 : 1990 METALLIC MATERIALS - CHARPY IMPACT TEST - PART 1: TEST METHOD
    EN ISO 6708:1995 Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995)
    EN 10217-7:2014 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
    EN 13480-3:2017 Metallic industrial piping - Part 3: Design and calculation
    EN 10272:2016 Stainless steel bars for pressure purposes
    EN 10021:2006 General technical delivery conditions for steel products
    ISO 5251:1981 Stainless steel butt-welding fittings
    EN 10204:2004 Metallic products - Types of inspection documents
    EN ISO 3651-2 : 1998 DETERMINATION OF RESISTANCE TO INTERGRANULAR CORROSION OF STAINLESS STEELS - FERRITIC, AUSTENITIC AND FERRITIC-AUSTENITIC (DUPLEX) STAINLESS STEELS - CORROSION TEST IN MEDIA CONTAINING SULFURIC ACID
    EN 10027-1:2016 Designation systems for steels - Part 1: Steel names
    ISO 3419:1981 Non-alloy and alloy steel butt-welding fittings
    EN 10020:2000 Definition and classification of grades of steel
    EN 10266:2003 Steel tubes, fittings and structural hollow sections - Symbols and definitions of terms for use in product standards
    EN 1418:1997 Welding personnel - Approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials
    ISO 377:2017 Steel and steel products — Location and preparation of samples and test pieces for mechanical testing
    ISO 14284:1996 Steel and iron — Sampling and preparation of samples for the determination of chemical composition
    EN 10088-1:2014 Stainless steels - Part 1: List of stainless steels
    1997/23/EC : 1997 DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT
    CR 10260 : 1998 DESIGNATION SYSTEMS FOR STEEL - ADDITIONAL SYMBOLS
    EN 287-1:2011 Qualification test of welders - Fusion welding - Part 1: Steels
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