I.S. EN 13298:2003
Current
The latest, up-to-date edition.
RAILWAY APPLICATIONS - SUSPENSION COMPONENTS - HELICAL SUSPENSION SPRINGS, STEEL
Hardcopy , PDF
English
01-01-2003
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Terms, symbols, units and their abbreviations
3.1 Terms
3.2 Symbols, units and their abbreviations
3.3 Definition of the geometrical characteristics
4 Classification of the product
5 Requirements
5.1 Service conditions
5.2 Functional requirements
5.3 Essential requirements
6 Product specification
6.1 Technical specification
6.2 Design characteristics
6.3 Material
6.4 Mechanical characteristics of the spring
6.5 Surface protection
7 Test methods
7.1 General
7.2 Axial force-deflection testing
7.3 Transverse stiffness test
7.4 Test of free transverse deflection
7.5 Test of geometrical characteristics
7.6 Test of general and essential requirements
7.7 Mechanical requirements
7.8 Surface protection
8 Quality of the product
8.1 General
8.2 Product qualification procedures and samples
8.3 Control and monitoring of production quality
8.4 Final acceptance requirements
8.5 Non conformity
9 Marking
10 Packaging
Annex A (normative) Helical cylindrical compression springs
with constant inclination, formed from cylindrical steel bars
and featuring formed and ground ends
A.1 Object
A.2 Inner and outer diameters
A.3 Ends of the spring
A.4 Contact line
A.5 Geometrical tolerances
A.6 Distance between the coils
Annex B (normative) Materials for hot formed and treated
helical suspension springs
B.1 General
B.2 Material for helical suspension springs, steel
Annex C (normative) Repeatability of prestressing by means
of shot peening
C.1 Object
C.2 Check of the intensity
C.3 Check of the covering
Annex D (normative) Examination for inclusions
D.1 Object
D.2 Test methods
Annex E (normative) Magnetic detection of surface imperfections
of helical springs formed from cylindrical steel bars
E.1 Object
E.2 Methods
E.3 Special precautions
Bibliography
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