PREN 10089 : DRAFT 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
HOT-ROLLED STEELS FOR QUENCHED AND TEMPERED SPRINGS - TECHNICAL DELIVERY CONDITIONS
01-12-2002
12-01-2013
Foreword
1 Scope
2 Normative references
3 Definitions
4 Classification and designation
4.1 Classification
4.2 Designation
5 Information to be supplied by the purchaser
5.1 Mandatory information
5.2 Options
6 Manufacturing process
6.1 General
6.2 Deoxidation
6.3 Heat-treatment and surface condition at delivery
7 Requirements
7.1 Chemical composition, hardness and hardenability
7.2 Shearability
7.3 Structure
7.4 Internal soundness
7.5 Surface quality and decarburisation
7.6 Dimensions, tolerances on dimensions and shape
8 Inspection and testing
8.1 Types and contents of inspection documents
8.2 Specific inspection and testing
9 Marking
Annex A (normative) Supplementary or special requirements
Annex B (informative) Maximum dimensions for rounds and flats
based on the 100 % hardenability scatterband
Annex C (informative) Dimensional standards applicable to products
complying with this European Standard
Annex D (informative) Guidance values for the mechanical
properties of quenched and tempered test pieces
Defines the technical delivery requirements for round and flat bars and rod manufactured from the alloy steels listed in table 3, intended for hot-formed and subsequently heat-treated springs or cold-formed and subsequently heat-treated springs.
| Committee |
TC 23
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| 99/701054 DC : DRAFT JAN 1999 | Identical |
| BS EN 13298:2003 | Railway applications. Suspension components. Helical suspension springs, steel |
| DIN EN 13298:2003-11 | RAILWAY APPLICATIONS - SUSPENSION COMPONENTS - HELICAL SUSPENSION SPRINGS, STEEL |
| EN 13298:2003 | Railway applications - Suspension components - Helical suspension springs, steel |
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