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  • PREN 4729 : DRAFT 2015

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    AEROSPACE SERIES - TRIVALENT CHROMIUM BASED CHEMICAL CONVERSION COATINGS FOR ALUMINIUM AND ALUMINIUM ALLOYS

    Available format(s): 

    Withdrawn date:  21-12-2023

    Language(s): 

    Published date:  12-10-2015

    Publisher:  Aerospace & Defence Industries Association of Europe

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

    Foreword
    1 Scope
    2 Purpose of process
    3 Normative references
    4 Terms and definitions
    5 Applicability and limitations of the process
    6 Classification
    7 Requirements
    8 Main technical engineering requirements
    9 Quality requirements
    10 Quality assurance
    11 Health, safety and environmental aspects
    12 Designation

    Abstract - (Show below) - (Hide below)

    Defines trivalent chromium based chemical conversion coatings for aluminium and aluminium alloys.

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

    Comment Closes On
    Document Type Draft
    Product Note Superseded by EN 4729:2017
    Publisher Aerospace & Defence Industries Association of Europe
    Status Withdrawn
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    17/30364788 DC : 0 BS EN 3837 - AEROSPACE SERIES - PAINTS AND VARNISHES - NATURE AND METHOD FOR SURFACE PREPARATION OF TEST PIECES IN ALUMINIUM ALLOYS

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

    EN 9100:2009 Quality Management Systems - Requirements for Aviation, Space and Defense Organizations
    EN ISO 2409:2013 Paints and varnishes - Cross-cut test (ISO 2409:2013)
    EN ISO 9227:2017 Corrosion tests in artificial atmospheres - Salt spray tests (ISO 9227:2017)
    PREN 4707 : 200P1 AEROSPACE SERIES - ACID PICKLING OF ALUMINIUM AND ALUMINIUM ALLOYS WITHOUT HEXAVALENT CHROMIUM
    EN ISO 3892 : 2001 CONVERSION COATINGS ON METALLIC MATERIALS - DETERMINATION OF COATING MASS PER UNIT AREA - GRAVIMETRIC METHODS
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