BS EN 10085-2001 氮化钢.交付技术条件.pdf
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1、BRITISH STANDARD BS EN 10085:2001 Nitriding steel Technical delivery conditions The European Standard EN 10085:2001 has the status of a British Standard ICS 77.140.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 10085:2001 This British Standard, having been prepared u
2、nder the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 May 2001 BSI 05-2001 ISBN 0 580 34305 7 National foreword This British Standard is the official English language version of EN 10085:2001. It supersedes ta
3、ble 6 of BS 970-1:1996. BS 970-1:1996 is currently under revision. The UK participation in its preparation was entrusted to Technical Committee ISE/31, Wrought steels, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary.
4、Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Elect
5、ronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to underst
6、and the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover,
7、 an inside front cover, the EN title page, pages 2 to 27 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10085 March 2001 IC
8、S 77.140.10 English version Nitriding steels - Technical delivery conditions Aciers pour nitruration - Conditions techniques de livraisonNitriersthle - Technische Lieferbedingungen This European Standard was approved by CEN on 19 January 2001. CEN members are bound to comply with the CEN/CENELEC Int
9、ernal 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 Management Centre or to any CEN member
10、. 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 Management Centre has the same status as the official versions. CEN members are
11、 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 STANDARDIZATION COMIT EUROPEN DE NORMALISATION EURO
12、PISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2001 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10085:2001 E Page 2 EN 10085:2001 Contents Foreword 3 1Scope 4 2Normative references4 3Terms and
13、definitions5 4Classification and designation6 4.1Classification6 4.2Designation6 5Information to be supplied by the purchaser6 5.1Mandatory information6 5.2Options7 6Manufacturing process8 6.1General8 6.2Heat-treatment and surface condition at delivery8 6.3Cast separation8 7Requirements8 7.1Chemical
14、 composition, hardness and mechanical properties8 7.2Shearability8 7.3Structure8 7.4Internal soundness9 7.5Surface quality and decarburization9 7.6Dimensions, tolerances on dimensions and shape9 8Inspection and testing9 8.1Types and contents of inspection documents9 8.2Specific inspection and testin
15、g10 9Marking11 Annex A (normative): Ruling sections for the mechanical properties22 Annex B (normative): Supplementary or special requirements24 Annex C (informative): Heat treatment 25 Annex D (informative): Dimensional standards applicable to products complying26 with this European Standard Biblio
16、graphy27 Page 3 EN 10085:2001 Foreword This European Standard has been prepared by Technical Committee ECISS/TC 23 “Steels for heat treatment, alloy steels and free-cutting steels - Qualities and dimensions”, the secretariat of which is held by DIN. This European Standard shall be given the status o
17、f a national standard, either by publication of an identical text or by endorsement, at the latest by September 2001, and conflicting national standards shall be withdrawn at the latest by September 2001. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the
18、following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Page 4 EN 10085:2001 1 Scope 1.1 This
19、 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 su
20、pplied 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 and subsequently nitrided p
21、arts. 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 in the following covered under semi-finished products or b
22、ars and not under the term “forgings”. 1.2 In special cases, variations in these technical delivery requirements or additions to them may form 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 tech
23、nical delivery requirements of EN 10021 are applicable. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter.
24、For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN 10002-1, Metalli
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