BS EN 10270-1:2011+A1:2017:2018 Edition
$167.15
Steel wire for mechanical springs – Patented cold drawn unalloyed spring steel wire
| Published By | Publication Date | Number of Pages |
| BSI | 2018 | 34 |
1.1
This European Standard applies to patented cold drawn unalloyed steel wire of circular cross-section for the manufacture of mechanical springs for static duty and dynamic duty applications.
1.2
In addition to this European Standard, the general technical delivery requirements of EN 10021 are applicable.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 7 | 1 Scope 2 Normative references |
| 8 | 3 Terms and definitions 4 Classification 5 Information to be supplied by the purchaser |
| 9 | 6 Requirements 6.1 Material 6.1.1 General 6.1.2 Chemical composition 6.2 Form of delivery |
| 10 | 6.3 Coating and surface finish 6.4 Mechanical properties |
| 20 | 6.5 Technological properties 6.5.1 Coiling test 6.5.2 Simple torsion test 6.5.3 Wrapping test 6.5.4 Simple bend test |
| 21 | 6.6 Supply conditions of wire on coils/reels and spools 6.6.1 General 6.6.2 Coil size 6.6.3 Cast of wire 6.6.4 Helix cast of wire |
| 22 | 6.6.5 Other tests for cast of wire 6.7 Surface quality |
| 23 | 6.8 Dimensions and dimensional tolerances 6.8.1 Dimensional tolerances |
| 26 | 6.8.2 Out of roundness 7 Testing and inspection 7.1 Inspection and inspection documents 7.2 Extent of testing for specific inspection 7.3 Sampling 7.4 Test methods 7.4.1 Chemical composition 7.4.2 Tensile test 7.4.3 Coiling test |
| 27 | 7.4.4 Wrapping test 7.4.5 Simple torsion test 7.4.6 Simple bend test 7.4.7 Surface defects 7.4.8 Decarburization 7.4.9 Diameter |
| 28 | 7.4.10 Zinc and zinc/aluminium coating 7.4.11 Adherence of coating 7.5 Retests 8 Marking and packaging |
| 31 | Annex A (informative)Additional information A.1 Definition of surface condition of the wire A.1.1 Drawing condition A.1.2 Surface treatment A.1.3 Abbreviations |
| 32 | A.2 Physical characteristics at room temperature A.2.1 Modulus of elasticity and shear modulus A.2.2 Density A.3 Accuracy of measuring instruments A.4 Tensile strength formula |
| 33 | A.5 Indication for the use of cold drawn spring steel wire |
