• NBN EN 12080 : 2008 + A1 2010

    Current The latest, up-to-date edition.

    RAILWAY APPLICATIONS - AXLEBOXES - ROLLING BEARINGS

    Available format(s): 

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Belgian Standards

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Definitions
        3.1 customer
        3.2 railway company
        3.3 supplier
        3.4 network
        3.5 axlebox
        3.6 rolling bearing
        3.7 cartridge bearing
        3.8 ring
        3.9 rolling elements
        3.10 cage
        3.11 grease
        3.12 sealing
        3.13 box housing
    4 Information and requirements to be agreed and documented
        4.1 General
        4.2 Information to be supplied by customer
        4.3 Optional requirements
        4.4 Requirements for agreement
    5 Quality systems
    6 Manufacture
        6.1 Steel manufacturing
        6.2 Heat treatment
        6.3 Traceability
    7 Material properties
        7.1 Steel for rings and rolling elements
        7.2 Materials of other components (cages, spacers,
              seals, etc.)
    8 Geometry and dimensions
        8.1 Dimensions and tolerances
        8.2 Rolling bearing internal clearance before mounting
    9 Mechanical properties (Inner ring expansion ability)
    10 Physical properties
        10.1 Visual aspect
        10.2 Soundness of rings and rolling elements
        10.3 Case depth
        10.4 Surface hardness
    11 Marking
    12 Inspection
        12.1 Inspection plan
        12.2 Sampling
    13 Quality records
    14 Approval
    15 Delivery and packaging
        15.1 Greasing of rolling bearings
        15.2 Rust protection
        15.3 Packaging
    Annex A (normative) Ultrasonic inspection of rolling bearing
    rings
    Annex B (normative) Magnetic particle inspection of ring
    surfaces
    Annex C (normative) Eddy current inspection of the raceways of
    the rollers
    Annex D (informative) Cages of polymeric material
    Annex E (normative) Approval procedures
    Annex F (informative) Criteria to determine the extent of
    approval procedures

    Abstract - (Show below) - (Hide below)

    Describes the quality parameters of axlebox rolling bearings, required for reliable operating of trains on European networks.

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

    Development Note 2008 Edition Re-issued in December 2010 & incorporates AMD 1 2010. (01/2011)
    Document Type Standard
    Publisher Belgian Standards
    Status Current
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