EN ISO 683-17:2023

Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels (ISO 683-17:2023)

This document specifies the technical delivery requirements for five groups of wrought ball and roller bearing steels as listed in Table 3, namely
—     through-hardening bearing steels (steels with about 1 % C and 1 % to 2 % Cr),
—     case-hardening bearing steels,
—     induction-hardening bearing steels (unalloyed and alloyed),
—     stainless bearing steels, and
—     high-temperature bearing steels.
This document is applicable to the products and heat-treatment conditions given in Table 1 and the surface conditions given in Table 2.

Für eine Wärmebehandlung bestimmte Stähle, legierte Stähle und Automatenstähle - Teil 17: Wälzlagerstähle (ISO 683-17:2023)

Dieses Dokument enthält die technischen Lieferbedingungen für fünf Gruppen von Wälzlager¬stählen, wie in Tabelle 3 aufgeführt, nämlich
   durchhärtende Wälzlagerstähle (Stähle mit ungefähr 1 % C und 1 % bis 2 % Cr),
   einsatzhärtende Wälzlagerstähle,
   induktionshärtende Wälzlagerstähle (unlegiert und legiert),
   nichtrostende Wälzlagerstähle,
   warmharte Wälzlagerstähle.
Dieses Dokument ist anwendbar für die in Tabelle 1 angegebenen Erzeugnisse und Wärmebehandlungs¬zustände und die Oberflächenzustände nach Tabelle 2.

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage - Partie 17: Aciers pour roulements (ISO 683-17:2023)

Le présent document spécifie les prescriptions techniques de livraison pour les cinq groupes d’aciers pour roulements, tels que listés au Tableau 3, expressément:
—     aciers pour roulements trempés à cœur (aciers contenant environ 1 % de C et 1 % à 2 % de Cr);
—     aciers de cémentation pour roulements;
—     aciers pour trempe par induction (non alliés et alliés) pour roulements;
—     aciers inoxydables pour roulements; et
—     aciers pour roulements résistant à chaud.
Le présent document s'applique aux produits et aux conditions de traitement thermique indiquées dans le Tableau 1, ainsi qu'aux états de surface mentionnés au Tableau 2.

Toplotno obdelana jekla, legirana in avtomatna jekla - 17. del: Jekla za kroglične in valjčne ležaje (ISO 683-17:2023)

Ta dokument določa tehnične dobavne pogoje za pet skupin gnetnih krogličnih in valjčnih
ležajev, kot je navedeno v preglednici 3, in sicer:
– prekaljeni ležaji (jekla s približno 1 % C in 1 % do 2 % Cr);
– cementacijsko kaljeni ležaji;
– indukcijsko kaljeni ležaji (nelegirani in legirani);
– nerjavni ležaji in
– visokotemperaturni ležaji.
Dokument se uporablja za izdelke in pogoje toplotne obdelave, ki so podani v preglednici 1, ter
površinska stanja, podana v preglednici 2.

General Information

• Status: Published
• Publication Date: 03-Oct-2023
• ICS: 21.100.20 - Rolling bearings
• ICS: 77.140.10 - Heat-treatable steels
• ICS: 77.140.20 - Stainless steels
• Technical Committee: ECISS/TC 105 - Steels for heat treatment, alloy steels, free-cutting steels and stainless steels
• Drafting Committee: ECISS/TC 105 - Steels for heat treatment, alloy steels, free-cutting steels and stainless steels
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 04-Oct-2023
• Completion Date: 04-Oct-2023
• Ref Project: SIST EN ISO 683-17:2023 - Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels (ISO 683-17:2023)

Relations

• Replaces: EN ISO 683-17:2014 - Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels (ISO 683-17:2014)
• Effective Date: 19-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-december-2023
Toplotno obdelana jekla, legirana in avtomatna jekla - 17. del: Jekla za kroglične in
valjčne ležaje (ISO 683-17:2023)
Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing
steels (ISO 683-17:2023)
Für eine Wärmebehandlung bestimmte Stähle, legierte Stähle und Automatenstähle -
Teil 17: Wälzlagerstähle (ISO 683-17:2023)
Aciers pour traitement thermique, aciers alliés et aciers pour décolletage - Partie 17:
Aciers pour roulements (ISO 683-17:2023)
Ta slovenski standard je istoveten z: EN ISO 683-17:2023
ICS:
21.100.20 Kotalni ležaji Rolling bearings
77.140.10 Jekla za toplotno obdelavo Heat-treatable steels
77.140.20 Visokokakovostna jekla Stainless steels
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 683-17
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2023
EUROPÄISCHE NORM
ICS 21.100.20; 77.140.10 Supersedes EN ISO 683-17:2014
English Version
Heat-treated steels, alloy steels and free-cutting steels -
Part 17: Ball and roller bearing steels (ISO 683-17:2023)
Aciers pour traitement thermique, aciers alliés et Für eine Wärmebehandlung bestimmte Stähle, legierte
aciers pour décolletage - Partie 17: Aciers pour Stähle und Automatenstähle - Teil 17: Wälzlagerstähle
roulements (ISO 683-17:2023) (ISO 683-17:2023)
This European Standard was approved by CEN on 5 September 2023.

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
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 683-17:2023 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 683-17:2023) has been prepared by Technical Committee ISO/TC 17 "Steel" in
collaboration with Technical Committee CEN/TC 459/SC 5 “Steels for heat treatment, alloy steels, free-
cutting steels and stainless steels” 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 April 2024, and conflicting national standards shall be
withdrawn at the latest by April 2024.
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 ISO 683-17:2014.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 683-17:2023 has been approved by CEN as EN ISO 683-17:2023 without any
modification.
INTERNATIONAL ISO
STANDARD 683-17
Fourth edition
2023-09
Heat-treatable steels, alloy steels and
free-cutting steels —
Part 17:
Ball and roller bearing steels
Aciers pour traitement thermique, aciers alliés et aciers pour
décolletage —
Partie 17: Aciers pour roulements
Reference number
ISO 683-17:2023(E)
ISO 683-17:2023(E)
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
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Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
ISO 683-17:2023(E)
Contents Page
Foreword .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Classification and designation . 2
4.1 Classification . 2
4.2 Designation . 2
5 Information to be supplied by the purchaser . 3
5.1 Mandatory information . 3
5.2 Options/Supplementary or special requirements . 3
6 Manufacturing process . 3
6.1 General . 3
6.2 Deoxidation, vacuum degassing and hydrogen removal . 4
6.3 Heat-treatment and surface condition at delivery . 4
6.3.1 Heat-treatment condition . 4
6.3.2 Particular surface conditions . 4
6.3.3 Traceability of the cast . 4
7 Requirements . 4
7.1 General . 4
7.2 Chemical composition . 4
7.3 Hardenability . 4
7.4 Hardness . 5
7.5 Microstructure . 5
7.5.1 Austenitic grain size of case-hardening and induction-hardening bearing
steels . 5
7.5.2 Spheroidization and distribution of carbides . 5
7.5.3 Structure of case-hardening steels in the condition +FP . 5
7.6 Non-metallic inclusions . 5
7.6.1 Microscopic inclusions . 5
7.6.2 Macroscopic inclusions . 5
7.7 Internal soundness . 5
7.8 Surface quality . 5
7.9 Shape, dimensions and tolerances . 6
8 Inspection . 6
8.1 Testing procedures and types of inspection documents . 6
8.2 Frequency of testing . 6
8.3 Specific inspection and testing . 6
8.3.1 Verification of the hardenability and hardness . 6
8.3.2 Inspection of the surface quality . 6
8.3.3 Dimensional and shape inspection . 7
9 Test methods . 7
9.1 Chemical analysis . 7
9.2 Hardness and hardenability tests . 7
9.2.1 Hardness . 7
9.2.2 Verification of hardenability . 7
9.2.3 Retests .
...