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CEN

EN 10085:2001

(Main)

Nitriding steels - Technical delivery conditions

Nitriding steels - Technical delivery conditions

1.1 This European Standard specifies the technical delivery requirements for - semi-finished products, e.g. blooms, billets, slabs; - bars; - rod; - wide flats; - hot- or cold-rolled stirp and sheet/plate; - forgings
manufactured from the nitriding steels listed in table 3 and supplied in one of the heat-treatment conditions given for the different types of products in table 1, line 2 to 4 and in one of the surface conditions given in table 2.
The steels are, in general, intended for the fabrication of quenched and tempered and generally machined subsequently nitrided parts.
NOTE 1 Some grades from EN 10083-1 are also used for nitriding treatment.
NOTE 2 Related European Standards are given in annex E.
NOTE 3 Hammer-forged semi-finished products (blooms, billets, slabs etc.) and hammer-forged bars are in the following covered under semi-finished products or bars and not under the term "forgings".
1.2 In special cases, variations in these technical delivery requirements or additions to them may from the subject of an agreement at the time of enquiry and order (see annex B).
1.3 In addition to the specifications of this European Standard, the general technical delivery requirements of EN 10021 are applicable.

Nitrierstähle - Technische Lieferbedingungen

Anwendungsbereich
1.1 Diese Europäische Norm legt die technischen Lieferbedingungen fest für
- Halbzeug, zum Beispiel Vorblöcke, Vorbrammen, Knüppel (siehe ANMERKUNG 3),
- Stabstahl (siehe ANMERKUNG 3),
- Walzdraht,
- Breitflachstahl,
- warm- oder kaltgewalztes Band und Blech,
- Schmiedestücke (siehe ANMERKUNG 3)
aus den in Tabelle 3 aufgeführten Nitrierstählen, die in einem der für die verschiedenen Erzeugnisformen
in Tabelle 1, Zeile 2 bis 4 angegebenen Wärmebehandlungszustände und in einer der in Tabelle 2 ange-gebenen
Oberflächenausführungen geliefert werden.
Diese Stähle sind im Allgemeinen zur Herstellung vergüteter, üblich bearbeiteter und anschließend nitrier-ter
Teile vorgesehen.
ANMERKUNG 1 Einige Sorten aus EN 10083-1 werden auch für eine Nitrierbehandlung verwendet.
ANMERKUNG 2 Ähnliche Europäische Normen sind in den ¿Literaturhinweisen" aufgeführt.
ANMERKUNG 3 Freiformgeschmiedetes Halbzeug (Vorblöcke, Vorbrammen, Knüppel usw.) und freiform-geschmiedeter
Stabstahl sind im Folgenden unter den Begriffen ¿Halbzeug" und ¿Stabstahl" und nicht unter dem
Begriff ¿Schmiedestücke" erfasst.
1.2 In Sonderfällen können bei der Bestellung Abweichungen von oder Zusätze zu diesen technischen
Lieferbedingungen vereinbart werden (siehe Anhang B).
1.3 Zusätzlich zu den Angaben dieser Europäischen Norm gelten, soweit im Folgenden nichts anderes
festgelegt ist, die allgemeinen technischen Lieferbedingungen nach EN 10021.

Aciers pour nitruration - Conditions techniques de livraison

1 Domaine d'application
1.1   La présente norme européenne fournit les conditions techniques de livraison des :
-   demi-produits transformés à chaud, par exemple : blooms, billettes, brames (voir note 3) ;
-   barres (voir note 3) ;
-   fils-machine ;
-   larges-plats ;
-   tôles/feuilles laminées à chaud et à froid;
-   pièces forgées (voir note 3).
fabriqués en aciers pour nitruration tels qu'énumérés dans le Tableau 3 et fournis dans l'un des états de traitement thermique donnés, pour les différents types de produits, aux lignes 2 à 4 du Tableau 1, et dans l'un des états de surface indiqués au Tableau 2.
Les aciers sont en général destinés à la fabrication de pièces mécaniques trempées et revenues, souvent usinées puis nitrurées.
NOTE 1   Certaines nuances de l'EN 10083-1 sont également utilisées pour les traitements de nitruration.
NOTE 2   Les normes européennes traitant de sujets voisins sont données dans la bibliographie.
NOTE 3   Les demi-produits forgés par martelage (blooms, billettes, brames, etc.) et les barres forgées par martelage entrent sous la rubrique demi-produits ou barres et non sous la rubrique "pièces forgées".
1.2   Dans certains cas particuliers, il est possible de déroger aux présentes conditions techniques de livraison ou d'en ajouter d'autres, à condition d'en convenir au moment de l'appel d'offres et de la commande (voir
annexe B).
1.3   Outre les spécifications de la présente norme européenne les conditions techniques générales de livraison de l'EN 10021 sont applicables.

Jekla za nitridiranje - Tehnični dobavni pogoji

General Information

Status
Withdrawn
Publication Date
20-Mar-2001
Withdrawal Date
18-May-2021
ICS
77.140.10 - Heat-treatable steels
Technical Committee
ECISS/TC 105 - Steels for heat treatment, alloy steels, free-cutting steels and stainless steels
Drafting Committee
ECISS/TC 23 - Steels for heat treatment, alloy steels and free-cutting steels - Qualities
Current Stage
9960 - Withdrawal effective - Withdrawal
Completion Date
19-May-2021
Directive
97/23/EC - Directive 97/23/EC of the European Parliament and of the Council of 29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment
Mandate
M/071 - Mandate to CEN for standardization in the field of Pressure equipment
Ref Project
SIST EN 10085:2002 - Nitriding steels - Technical delivery conditions

Relations

Replaced By
EN ISO 683-5:2021 - Heat treatable steels, alloy steels and free-cutting steels - Part 5: Nitriding steels (ISO 683-5:2017)
Effective Date
26-May-2021

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Nitrierstähle - Technische LieferbedingungenAciers pour nitruration - Conditions techniques de livraisonNitriding steels - Technical delivery conditions77.140.10Jekla za toplotno obdelavoHeat-treatable steelsICS:Ta slovenski standard je istoveten z:EN 10085:2001SIST EN 10085:2002en01-september-2002SIST EN 10085:2002SLOVENSKI
STANDARD



SIST EN 10085:2002



EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10085March 2001ICS 77.140.10English versionNitriding steels - Technical delivery conditionsAciers pour nitruration - Conditions techniques de livraisonNitrierstähle - Technische LieferbedingungenThis European Standard was approved by CEN on 19 January 2001.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the 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 translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2001 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10085:2001 ESIST EN 10085:2002



Page 2EN 10085:2001ContentsForeword 31Scope 42Normative references43Terms and definitions54Classification and designation64.1Classification64.2Designation65Information to be supplied by the purchaser65.1Mandatory information65.2Options76Manufacturing process86.1General86.2Heat-treatment and surface condition at delivery86.3Cast separation87Requirements87.1Chemical composition, hardness and mechanical properties87.2Shearability87.3Structure87.4Internal soundness97.5Surface quality and decarburization97.6Dimensions, tolerances on dimensions and shape98Inspection and testing98.1Types and contents of inspection documents98.2Specific inspection and testing109Marking11Annex A (normative): Ruling sections for the mechanical properties22Annex B (normative): Supplementary or special requirements24Annex C (informative): Heat treatment
25Annex D (informative): Dimensional standards applicable to products complying26with this European StandardBibliography27SIST EN 10085:2002



Page 3EN 10085:2001ForewordThis European Standard has been prepared by Technical Committee ECISS/TC 23 “Steels for heattreatment, alloy steels and free-cutting steels - Qualities and dimensions”, the secretariat of which isheld by DIN.This European Standard shall be given the status of a national standard, either by publication of anidentical text or by endorsement, at the latest by September 2001, and conflicting national standardsshall be withdrawn at the latest by September 2001.According to the CEN/CENELEC Internal Regulations, the national standards organizations of
thefollowing countries are bound to implement this European Standard: Austria, Belgium, CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg,Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.SIST EN 10085:2002



Page 4EN 10085:20011
Scope1.1
This European Standard specifies the technical delivery requirements for—semi-finished products, e. g. blooms, billets, slabs (see NOTE 3);—bars (see NOTE 3);—rod;—wide flats;—hot- or cold-rolled strip and sheet/plate;—forgings (see NOTE 3)manufactured from the nitriding steels listed in Table 3 and supplied in one of the heat-treatmentconditions given for the different types of products in Table 1, line 2 to 4 and in one of the surfaceconditions given in Table 2.The steels are, in general, intended for the fabrication of quenched and tempered and generallymachined and subsequently nitrided parts.NOTE 1
Some grades from EN 10083-1 are also used for nitriding treatment.NOTE 2
Related European Standards are given in Bibliography.NOTE 3
Hammer-forged semi-finished products (blooms, billets, slabs etc.) and hammer-forged bars are inthe following covered under semi-finished products or bars and not under the term “forgings”.1.2
In special cases, variations in these technical delivery requirements or additions to them mayform the subject of an agreement at the time of enquiry and order (see annex B).1.3
In addition to the specifications of this Europea
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