1、BRITISH STANDARD BS EN ISO 3325:1999 Incorporating Amendment No. 1 Sintered metal materials, excluding hardmetals Determination of transverse rupture strength The European Standard EN ISO 3325:1999, with the incorporation of amendment A1:2002, has the status of a British Standard ICS 77.160 BS EN IS
2、O 3325:1999 This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 September 1999 BSI 9 October 2002 ISBN 0 580 32778 7 National foreword This British Standard is th
3、e official English language version of EN ISO 3325:1999, including amendment A1:2002. It is identical with ISO 3325:1996, including amendment 1:2001. It supersedes BS 5600-3-3.8:1979 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee ISE/65, Sintered met
4、al components, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalo
5、gue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its corr
6、ect application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests inf
7、ormed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, page ii, pages 1 to 4, an inside back cover and a back cov
8、er. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments 13886 9 October 2002 Addition of 6.3EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 3325 July 1999 + A1 March 2002 ICS 77.040.10; 77.
9、160 English Version Sintered metal materials, excluding hardmetals Determination of transverse rupture strength (including amendment A1:2002) (ISO 3325:1996 + A1:2001) Matriaux mtalliques fritts lexclusion des mtaux-durs Dtermination de la rsistance la rupture transversale (inclut lamendement A1:200
10、2) (ISO 3325:1996 + A1:2001) Sintermetalle, ausgenommen Hartmetalle Ermittlung der Biegebruchfestigkeit (enthlt nderung A1:2002) (ISO 3325:1996 + A1:2001) This European Standard was approved by CEN on 3 June 1999. Amendment A1 was approved by CEN on 3 January 2002. CEN members are bound to comply wi
11、th 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 Central Secretar
12、iat 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 Central Secretariat has the same status as the official
13、 versions. 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. CEN European Committee for Standardization Comit
14、 Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1999 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national members. Ref. No. EN ISO 3325:1999 + A1:2002 EINESO33:5291/99A1:02(20E) 2 Foreword to
15、 amendment A1 ThetextofthisamendmentENISO3325:1999/A1:2002totheENISO3325:1999fromTechnical CommitteeISO/TC119“Powdermetallurgy“oftheInternationalOrganizationforStandardization (ISO),theSecretariatofwhichisheldbyCMC. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationof a
16、nidenticaltextorbyendorsement,atthelatestbySeptember2002,andconflictingnational standardsshallbewithdrawnatthelatestbySeptember2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Czech Rep
17、ublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg, Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom. Endorsementnotice ThetextoftheamendmenttotheInternationalStandardISO3325:1996/Amd.1:2001hasbeen approvedbyCENasanamendmenttotheEuropeanStandard
18、withoutanymodifications.ENISO3325:19991ENISO3325:19992ISO 5233:/6991Am.d:102(10)E ISO 1002 All rights rsedevre 1 eretniSd emlat mlairetas, lcxeidugn hadrslatem Deetrmniatoin fo artnsvsree purteru snerttgh TNEMDNEMA 1: Pnoisicer tnemetats gaPe ,2 clsuae 6 ddA teh follownig scbulsuae concerning a rpce
19、sinoi stamet:tne 6.3 The values given in Table 1 were calculated for repeatability limit (r) and reproducibility limit (R). These values state that it is to be expected that when testing samples from any given lot, a laboratory will repeat its own measurements within the appropriate value of (r) 95
20、% of the time and that a laboratory will duplicate the results of any other given laboratory within the larger value of (R), 95 % of the time. Table 1 Precision data Material a tr R N/mm 2 r N/mm 2 R N/mm 2 Iron, 0,5 % combined carbon 490 38 97 Iron, 2 % Cu, 0,8 % combined carbon 990 86 145 Pre-allo
21、yed 4 600, 2 % Cu, 0,8 % combined carbon 1 200 199 286 Iron, 2 % Ni, 0,5 % combined carbon Heat treated 1 320 163 279 a Additional information on the materials can be taken from MPIF (Metal Powder Industries Federation, USA) Standard 41:1998, Determination of Transverse Rupture Strength of Powder Me
22、tallurgy Materials. 7 Test report The test report shall include the following information: a) a reference to this International Standard; b) all details necessary for identification of the test sample; c) the distance between the centres of the support cylinders; d) the result obtained; e) details o
23、f any operation not specified by this International Standard, as well as any operation regarded as optional; f) details of any incident which may have affected the result. ENISO3325:19993ENISO3325:19994BS EN ISO 3325:1999 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI
24、 is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make
25、sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee respo
26、nsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for a
27、ll BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, it is BSI
28、policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Serv
29、ice. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-. Subscribing members of BSI are kept up to date with standards developments and
30、 receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-. Information regarding online access to British Standards via British Standards Onli
31、ne can be found at http:/www.bsi- Further information about BSI is available on the BSI website at http:/www.bsi-. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under
32、 the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude the free use, in the course of impleme
33、nting the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.
