SIST EN 15085-3:2023
(Main)Railway applications - Welding of railway vehicles and components - Part 3: Design requirements
Railway applications - Welding of railway vehicles and components - Part 3: Design requirements
This document applies to welding of metallic materials in the manufacture and maintenance of railway vehicles and their components.
This document specifies applicable design and classification rules.
This document does not define parameters for the dimensioning.
NOTE Requirements on structures can be found in other standards like EN 12663.
Bahnanwendungen - Schweißen von Schienenfahrzeugen und -fahrzeugteilen - Teil 3: Konstruktionsvorgaben
Dieses Dokument gilt für das Schweißen metallischer Werkstoffe bei der Herstellung und Instandsetzung von Schienenfahrzeugen und fahrzeugteilen.
Dieses Dokument legt anwendbare Konstruktions- und Klassifizierungsregeln fest.
Dieses Dokument legt keine Parameter für die Dimensionierung fest.
ANMERKUNG Anforderungen an Strukturen finden sich in anderen Normen (z. B. EN 12663).
Applications ferroviaires - Soudage des véhicules et des composants ferroviaires - Partie 3 : Exigences de conception
Le présent document s'applique au soudage de matériaux métalliques réalisé dans le cadre de la fabrication et de la maintenance des véhicules et des composants ferroviaires.
Le présent document spécifie les règles de conception et de classification applicables.
Le présent document ne spécifie pas les paramètres de dimensionnement.
NOTE Les exigences relatives aux structures peuvent être trouvées dans d'autres normes (par exemple, l'EN 12663).
Železniške naprave - Varjenje železniških vozil in elementov - 3. del: Zahteve za projektiranje
Ta dokument se uporablja za varjenje kovinskih materialov pri izdelavi in vzdrževanju železniških vozil ter njihovih elementov.
Dokument določa zahteve za projektiranje in pravila za klasifikacijo.
Ta dokument ne določa parametrov za dimenzioniranje.
OPOMBA: Zahteve za konstrukcije je mogoče najti v drugih standardih, kot je EN 12663.
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-januar-2023
Nadomešča:
SIST EN 15085-3:2008
SIST EN 15085-3:2008/AC:2010
Železniške naprave - Varjenje železniških vozil in elementov - 3. del: Zahteve za
projektiranje
Railway applications - Welding of railway vehicles and components - Part 3: Design
requirements
Bahnanwendungen - Schweißen von Schienenfahrzeugen und -fahrzeugteilen - Teil 3:
Konstruktionsvorgaben
Applications ferroviaires - Soudage des véhicules et des composants ferroviaires - Partie
3 : Exigences de conception
Ta slovenski standard je istoveten z: EN 15085-3:2022
ICS:
25.160.10 Varilni postopki in varjenje Welding processes
45.060.01 Železniška vozila na splošno Railway rolling stock in
general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 15085-3
EUROPEAN STANDARD
NORME EUROPÉENNE
November 2022
EUROPÄISCHE NORM
ICS 25.160.10; 45.060.01 Supersedes EN 15085-3:2007
English Version
Railway applications - Welding of railway vehicles and
components - Part 3: Design requirements
Applications ferroviaires - Soudage des véhicules Bahnanwendungen - Schweißen von
ferroviaires et des pièces - Partie 3 : Exigences de Schienenfahrzeugen und -fahrzeugteilen - Teil 3:
conception Konstruktionsvorgaben
This European Standard was approved by CEN on 5 September 2022.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15085-3:2022 E
worldwide for CEN national Members.
Contents
European foreword . 4
Introduction . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 9
4 Design requirements . 9
4.1 General. 9
4.2 Dimensioning of welded joints . 10
4.3 Stress categories and stress factors . 10
4.4 Safety categories . 10
4.5 Weld performance classes . 10
4.6 Weld inspection classes . 11
5 Quality levels for imperfections . 12
5.1 General. 12
5.2 Quality levels for imperfections for fusion welded joints (beam welding excluded) 12
5.3 Quality levels for imperfections for beam welded joints . 13
5.3.1 General. 13
5.3.2 Quality levels for imperfection for friction stir welding. 14
5.3.3 Quality levels for imperfections for stud welding related to the weld performance
class . 14
5.3.4 Quality requirements for resistance spot welding, projection welding and resistance
seam welding related to the weld performance class . 14
5.3.5 Quality requirements for flash welding . 14
5.3.6 Defining quality requirements for other welding processes . 15
6 Selection of parent metals and welding consumables . 15
6.1 Selection of parent metals . 15
6.2 Selection of welding consumables . 15
7 Weld joint design . 16
7.1 General. 16
7.2 Design guidelines . 16
7.2.1 Fabricated box sections . 16
7.2.2 Butt welds on parts of dissimilar thickness . 17
7.2.3 Plug welds and slot welds . 18
7.2.4 Proximity of two joints . 19
7.2.5 Stiffeners welded across a butt weld . 19
7.2.6 Openings . 20
7.2.7 Design guidelines for stiffeners and gussets ends . 20
7.2.8 Gusset shape . 20
7.2.9 Weld return . 21
7.2.10 Fillet weld . 22
7.2.11 Use of run-on and run-off plates . 23
7.2.12 Highly restrained joints . 23
7.2.13 Mixing of joining techniques . 24
7.2.14 Prevention of corrosion problems . 25
7.2.15 Intermittent welds. 25
7.3 Joint preparation. 26
7.4 Methods to improve the fatigue strength (Post weld improvement) . 26
7.4.1 General . 26
7.4.2 Improvement of shape of weld toe . 27
7.4.3 Post Weld Heat Treatment (PWHT) — stress relief . 27
7.4.4 Introduction of compressive stress . 28
8 Design documentation related to welding . 28
8.1 Information on design drawings or documentation linked to the drawings . 28
8.2 Design review of welded components . 30
8.3 Use of existing drawings not according to EN 15085 . 30
Annex A (informative) List of welded joints (example) . 31
Annex B (informative) Joint preparation of welds . 32
Annex C (informative) Joint preparation for plug welds . 40
Annex D (informative) Types of joints in relation to stresses and inspection classes . 41
Annex E (informative) Flash welding . 42
Annex F (normative) Resistance spot, seam and projection welding . 45
F.1 General . 45
F.2 Minimum shear pull forces . 50
Annex G (informative) Determination of safety category for welded joints . 52
Annex ZA (informative) Relationship between this European Standard and the Essential
requirements of Directive (EU) 2016/797 aimed to be covered . 53
Bibliography. 56
European foreword
This document (EN 15085-3:2022) has been prepared by Technical Committee CEN/TC 256 “Railway
applications”, the secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by May 2023, and conflicting national standards shall be
withdrawn at the latest by May 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 15085-3:2007.
This series of European Standards EN 15085 “Railway applications — Welding of railway vehicles and
components” consists of the following parts:
— Part 1: General
— Part 2: Requirements of the organization of welding manufacturer
— Part 3: Design requirements
— Part 4: Production requirements
— Part 5: Inspection, testing and documentation
— Part 6: Maintenance
— The weld performance class CP B has been divided into CP B1 and CP B2 (see Table 2);
— Terms and definitions have been updated;
— The following annexes have been reworked accordingly;
— Annex H has been deleted and part of its content has been integrated into the main text (see 6.2
and 7.1);
— Annex ZA has been added.
This document has been prepared under a Standardization Request given to CEN by the European
Commission and the European Free Trade Association, and supports essential requirements of EU
Directive(s) / Regulation(s).
For relationship with EU Directive(s) / Regulation(s), see informative Annex ZA, which is an integral part
of this document.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia,
Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,
Italy, Latvia, Lithuan
...
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