ONORM EN 13260 : 2011

Foreword
Introduction
1 Scope
2 Normative references
3 Product definition
   3.1 Assembly of components
        3.1.1 General
        3.1.2 Interference between axle wheelset and wheel hub
               bore
        3.1.3 Press-fitting diagram
   3.2 Wheelset characteristics
        3.2.1 Mechanical resistance of the assemblies
        3.2.2 Fatigue characteristics
        3.2.3 Electrical resistance
        3.2.4 Imbalance
        3.2.5 Dimensions and tolerances
        3.2.6 Residual stresses
        3.2.7 Protection against corrosion and impacts
        3.2.8 Marking
Annex A (normative) - Characteristics of the press-fitting curve
Annex B (normative) - Fatigue characteristics for a wheelset with
                        an axle of steel grade EA1T or EA4T
Annex C (informative) - Drawing of the test piece for fatigue
                        tests
Annex D (informative) - Documents for the identification of
                        wheelset components
Annex E (informative) - Product qualification
      E.1 - General
      E.2 - Requirements
            E.2.1 - Requirements to be met by the supplier
            E.2.2 - Qualification of personnel
            E.2.3 - Requirements to be met by the product
      E.3 - Qualification procedure
            E.3.1 - General
            E.3.2 - Documentation required
            E.3.3 - Evaluation of the manufacturing installations
                    and processes
            E.3.4 - Laboratory tests
            E.3.5 - Testing of finished products
      E.4 - Qualification certificate
            E.4.1 - Condition of validity
            E.4.2 - Modification and extension
            E.4.3 - Transference
            E.4.4 - Lapsed certification
            E.4.5 - Cancellation
      E.5 - Qualification file
Annex F (informative) - Product delivery
      F.1 - General
      F.2 - Specific verifications
      F.3 - Optional checks
            F.3.1 - Dimensional check
            F.3.2 - Ultrasonic examination
      F.4 - Allowable rectifications
      F.5 - Documents
            F.5.1 - Shrink-fitting
            F.5.2 - Press-fitting
            F.5.3 - Components
      F.6 - Quality plan
            F.6.1 - General
            F.6.2 - Objectives
            F.6.3 - Validity
Annex ZA (informative) - Clauses of this European standard
                         addressing essential requirements or
                         other provisions of EU directives
Bibliography

Describes the characteristics of new wheelsets for use on European networks. Applicable to wheelsets comprising elements that conform to the following European standards: - prEN 13262 for wheels; - prEN 13261 for axles; - EN 12080 for axlebox rolling bearings.