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  • UNI EN 12487 : 2007

    Current The latest, up-to-date edition.

    CORROSION PROTECTION OF METALS - RINSED AND NON-RINSED CHROMATE CONVERSION COATINGS ON ALUMINIUM AND ALUMINIUM ALLOYS

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    Language(s): 

    Published date:  18-07-2007

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Information to be supplied by the purchaser
    5 Coating types and designation
      5.1 Coating types
      5.2 Conversion coating designation
    6 Sampling
    7 Coating requirements
      7.1 General
      7.2 Electrical insulation
      7.3 Adhesion
      7.4 Coating mass per unit area
      7.5 Coating identification
      7.6 Corrosion resistance
    Annex A (informative) - Process systems
    Annex B (normative) - After-treatments
    Annex C (normative) - Analytical methods for the
            determination of the coating mass and for the
            identification of chromium, phosphorus and zinc
    Annex D (normative) - Testing of the layer composition
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines requirements for rinsed and non-rinsed chromate conversion coatings on aluminium and aluminium alloys intended to protect against corrosion and serve as a base for other coatings.

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

    Committee CT 26
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current

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

    EN 485-1:2016 Aluminium and aluminium alloys - Sheet, strip and plate - Part 1: Technical conditions for inspection and delivery
    EN 573-2:1994 Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 2: Chemical symbol based designation system
    EN 485-3:2003 Aluminium and aluminium alloys - Sheet, strip and plate - Part 3: Tolerances on dimensions and form for hot-rolled products
    EN 485-2:2016 ALUMINIUM AND ALUMINIUM ALLOYS - SHEET, STRIP AND PLATE - PART 2: MECHANICAL PROPERTIES
    EN 485-4:1993 Aluminium and aluminium alloys - Sheet, strip and plate - Part 4: Tolerances on shape and dimensions for cold-rolled products
    EN ISO 9227:2017 Corrosion tests in artificial atmospheres - Salt spray tests (ISO 9227:2017)
    ISO 3892:2000 Conversion coatings on metallic materials Determination of coating mass per unit area Gravimetric methods
    ISO 4519:1980 Electrodeposited metallic coatings and related finishes — Sampling procedures for inspection by attributes
    EN 515:2017 Aluminium and aluminium alloys - Wrought products - Temper designations
    ISO 9227:2017 Corrosion tests in artificial atmospheres — Salt spray tests
    EN ISO 3892 : 2001 CONVERSION COATINGS ON METALLIC MATERIALS - DETERMINATION OF COATING MASS PER UNIT AREA - GRAVIMETRIC METHODS
    EN 573-3:2013 Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 3: Chemical composition and form of products
    EN 573-1:2004 Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 1: Numerical designation system
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