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STN EN 10270-1


Označenie: STN EN 10270-1 zrušená
Slovenský názov: Oceľový drôt na pružiny. Časť 1: Drôt ťahaný za studena a patentovaný z nelegovanej pružinovej ocele
Anglický názov: Steel wire for mechanical springs - Part 1: Patented cold drawn unalloyed spring steel wire
Pôvodné označenie:
Dátum vydania: 1. 4. 2012
Dátum zrušenia: 1. 4. 2018
Jazyk: EN
ICS: 77.140.25
Triediaci znak: 42 6452
Úroveň zapracovania: idt EN 10270-1:2011
Vestník: 03/12
Poplatok: Tlačená verzia: 14,10 € 


Elektronická verzia
  1. Bez možnosti tlače, prenosu textu a obrázkov: 12.69 €
  2. Bez možnosti tlače, s prenosom textu a obrázkov: 14.10 €
  3. S možnosťou tlače, prenosu textu a obrázkov: 18.33 €
Vestník harmonizácie:
Nariadenie vlády:
Zmeny:
Nahradzujúce normy: STN EN 10270-1+A1:2018-04 (42 6452)
Nahradené normy: STN EN 10270-1:2001-10 (42 6452)
Poznámka vo Vestníku:
Predmet normy:



Obsah normy STN EN 10270-1
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Information to be supplied by the purchaser
6 Requirements
6.1 Material
6.1.1 General
6.1.2 Chemical composition
6.2 Form of delivery
6.3 Coating and surface finish
6.4 Mechanical properties
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
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
6.6.5 Other tests for cast of wire
6.7 Surface quality
6.8 Dimensions and dimensional tolerances
6.8.1 Dimensional tolerances
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
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
7.4.10 Zinc and zinc/aluminium coating
7.4.11 Adherence of coating
7.5 Retests
8 Marking and packaging
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
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
A.5 Indication for the use of cold drawn spring steel wire
Table 1 — Spring wire grades
Table 2 — Chemical composition, % by mass
Table 3 — Mechanical properties a and quality requirements for wire grades SL, SM, DM, SH and DH
Table 4 — Permissible tensile strength range within a single unit package in MPa
Table 5 — Wire diameter and associated minimum coil internal diameter
Table 6 — Minimum required zinc or zinc/aluminium coating mass
Table 7 — Tolerances on the length of cut lengths
Table 8 — Diameter tolerance for straightened and cut lengths
Table 9 — Information on the labels
Table 10 — Extent of testing and sampling for specific inspection and summary of the information on test procedure and requirements
Figure 1 — Helix cast of wire