DIN EN 15800 E : 2009
Current
The latest, up-to-date edition.
CYLINDRICAL HELICAL SPRINGS MADE OF ROUND WIRE - QUALITY SPECIFICATIONS FOR COLD COILED COMPRESSION SPRINGS
Hardcopy , PDF
English
01-01-2009
Foreword
1 Scope
2 Normative references
3 Representation
4 Definitions, symbols, units and terms
5 Requirements
5.1 Coiling direction
5.2 Spring ends
5.3 Solid length L[c]
5.4 Material
5.5 Surface Treatment
6 Quality grades
6.1 Permissible variations of Quality Grades
6.2 Permissible variations of wire diameters d
6.3 Permissible variations A[D] for coil
diameter D of unloaded spring
6.4 Permissible variations A[F] for spring
force F at given spring length L
6.5 Permissible variations A[L0] for
length L[0] of unloaded spring
6.6 Permissible variations e[1] and e[2] of
unloaded springs with ends closed and ground
6.7 Production margin
7 Testing
7.1 Static load testing
7.2 Characteristic
7.3 Test load for pressing to solid length
(settling testing)
Annex A (informative) - Declaration and formulas
Annex B (informative) - Example - Specification
for a Cylindrical Helical
Compression Spring
Bibliography
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