NEN EN 10270-3 : 2011

1 Scope
2 Normative references
3 Designation
4 Information to be supplied by the purchaser
5 Requirements
  5.1 Manufacturing process
  5.2 Form of delivery
  5.3 Surface finish
  5.4 Chemical composition
  5.5 Mechanical properties
  5.6 Technological properties
  5.7 Supply conditions of wire on coils/reels and
       spools
  5.8 Surface quality
  5.9 Inner soundness
  5.10 Dimensions and dimensional tolerances
6 Testing and inspection
  6.1 Inspection and inspection documents
  6.2 Extent of testing for specific testing
  6.3 Sampling
  6.4 Test methods
  6.5 Retests
7 Marking and packaging
Annex A (informative): Additional information
Annex B (informative): Cross reference of steel grade
        designations
Bibliography

Applies to the grades of stainless steels, which are usually used in the cold drawn condition in the form of wire of circular cross-section upto 10,00 mm in diameter, for the production of springs and spring parts that are exposed to corrosive effects and sometimes to slightly increased temperatures.