NEN EN 1654 : 1998 C1 2002

Foreword
1 Scope
2 Normative references
3 Definitions
4 Designations
   4.1 Material
   4.2 Material condition
   4.3 Product
5 Ordering information
6 Requirements
   6.1 Composition
   6.2 Mechanical properties
   6.3 Dimensions and tolerances
   6.4 Form tolerances
   6.5 Surface properties
7 Sampling
   7.1 General
   7.2 Analysis
   7.3 Mechanical and other tests
8 Test methods
   8.1 Analysis
   8.2 Hardness test
   8.3 Bend test
   8.4 Tensile test
   8.5 Spring bending test
   8.6 Coil set
   8.7 Transverse cross bow q
   8.8 Retests
   8.9 Rounding of results
9 Declaration of conformity and inspection documentation
   9.1 Declaration of conformity
   9.2 Inspection documentation
10 Marking, packaging, labelling
Annex A (informative) Properties for guidance
Annex B (informative) Bibliography

Defines the composition, property requirements and tolerances on dimensions and form for copper alloy strip for fabricating springs and connectors, having thicknesses from 0.1 mm and not exceeding 1.0 mm, with widths not exceeding 350 mm.