DIN EN 13103:2012-10

National foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Symbols and abbreviations
4 General
5 Forces and moments to be taken into consideration
6 Determination of geometric characteristics of the
  various parts of the axle
7 Maximum permissible stresses
Annex A (informative) - Model of axle calculation sheet
Annex B (informative) - Procedure for the calculation of
        the load coefficient for tilting vehicles
Annex C (informative) - Values of forces to take into
        consideration for wheelsets for reduced gauge
        track (metric or close to a metre)
Annex D (normative) - Method for determination of
        full-scale fatigue limits for new materials
Annex ZA (informative) - Relationship between this
         European Standard and the Essential Requirements
         of EU Directive 2008/57/EC
Bibliography

Specifies: - the forces and moments to be taken into account with reference to masses and braking conditions; - the stress calculation method for axles with outside axle journals; - the maximum permissible stresses to be assumed in calculations for steel grade EA1N defined in EN 13261; - the method for determination of the maximum permissible stresses for other steel grades; - the diameters for the various sections of the axle and recommends the preferred shapes and transitions to ensure adequate service performance.