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1、ICS 77.040.10 Metallic materials Conversion of hardness values (ISO 18265 : 2003) English version of DIN EN ISO 18265 Metallische Werkstoffe Umwertung von Hrtewerten (ISO 18265 : 2003) European Standard EN ISO 18265 : 2003 has the status of a DIN Standard. A comma is used as the decimal marker. Nati
2、onal foreword This standard has been published in accordance with a decision taken by ECISS/TC 1 to adopt, without alteration, International Standard ISO 18265 as a European Standard. The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Ma- terials Testing
3、Standards Committee), Technical Committee Hrteprfung fr Metalle. Amendments DIN 50150, October 2000 edition, has been superseded by the specifications of ISO 18265, which is identical to ISO 18265. Previous editions DIN 50150: 1957-05, 1976-12, 2000-10. DEUTSCHE NORMFebruary 2004 DIN EN ISO 18265 No
4、 part of this standard may be reproduced without the prior permission of DIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, has the exclusive right of sale for German Standards (DIN-Normen). English price group 23 www.din.de www.beuth.de 9557423 Continued overl
5、eaf. Document comprises 74 pages. 06.04 Supersedes DIN 50150, October 2000 edition. ? English version ICS 77.040.01 Metallic materials Conversion of hardness values (ISO 18265 : 2003) 2003.CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national members. Ref. N
6、o. EN ISO 18265 : 2003 E Metallische Werkstoffe Umwertung von Hrtewerten (ISO 18265 : 2003) This European Standard was approved by CEN on 2003-10-03. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status
7、of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national stand- ards may be obtained on application to the Management Centre or to any CEN member. The European Standards exist in three official versions (English, French, German). A versi
8、on 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 the national standards bodies of Austria, Belgium, the Czech Republic, Denmark, Finland, Fra
9、nce, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland, and the United Kingdom. EN ISO 18265 November 2003 Management Centre: rue de Stassart 36, B-1050 Brussels European Committee for Standardization Comit E
10、uropen de Normalisation Europisches Komitee fr Normung Matriaux mtalliques Conversion des valeur de duret (ISO 18265 : 2003) Page 2 EN ISO 18265 : 2003 2 3 4 4 5 5 5 9 11 12 13 17 34 44 56 59 72 Foreword International Standard ISO 18265 : 2003Metallic materials Conversion of hardness values, which w
11、as prepared by ISO/TC 164 Mechanical testing of metals of the International Organization for Stand- ardization, has been adopted by Technical Committee ECISS/TC 1 Steels Mechanical and physical tests, the Secretariat of which is held by AFNOR, as a European Standard. This European Standard shall be
12、given the status of a national standard, either by publication of an identical text or by endorsement, and conflicting national standards withdrawn, by May 2004 at the latest. In accordance with the CEN/CENELEC Internal Regulations, the national standards organizations of the follow- ing countries a
13、re bound to implement this European Standard: Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland, and the United Kingdom. Endorsement notice The
14、text of the International Standard ISO 18265 : 2003 was approved by CEN as a European Standard without any modification. NOTE: Normative references to international publications are listed in Annex ZA (normative). Page 3 EN ISO 18265 : 2003 Page 4 EN ISO 18265 : 2003 Page 5 EN ISO 18265 : 2003 Page
15、6 EN ISO 18265 : 2003 Page 7 EN ISO 18265 : 2003 Page 8 EN ISO 18265 : 2003 Page 9 EN ISO 18265 : 2003 Page 10 EN ISO 18265 : 2003 Page 11 EN ISO 18265 : 2003 Page 12 EN ISO 18265 : 2003 Page 13 EN ISO 18265 : 2003 Page 14 EN ISO 18265 : 2003 Page 15 EN ISO 18265 : 2003 Page 16 EN ISO 18265 : 2003 P
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