1、ICS 21.060.10Gauging of hexagon sockets(ISO 23429 : 2004)English version of DIN EN ISO 23429Lehrung von Innensechskanten (ISO 23429 : 2004)European Standard EN ISO 23429 : 2004 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been published in
2、 accordance with a decision taken by CEN/TC 185 Threaded and non-threaded mechanical fasteners and accessories, to adopt, without alteration, International StandardISO 23429 as a European Standard.The responsible German body involved in its preparation was the Normenausschuss MechanischeVerbindungse
3、lemente (Fasteners Standards Committee), Technical Committee Schrauben mit Innenantrieb.DIN EN ISO 4759-1 is the standard corresponding to International Standard ISO 4759-1 referred to inclause 2 of the EN.National Annex NAStandard referred to(and not included in Normative references)DIN EN ISO 4759
4、1 Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A,B and C (ISO 4759-1 : 2000)DEUTSCHE NORM May 2004DIN EN ISO 23429 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berl
5、in, Germany,has the exclusive right of sale for German Standards (DIN-Normen).English price group 7www.din.dewww.beuth.de9568533Continued overleaf.Document comprises 5 pages.08.04G4G15G62G91G39G5English versionICS 21.060.10Gauging of hexagon sockets(ISO 23429 : 2004) 2004. CEN All rights of exploita
6、tion in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN ISO 23429 : 2004 ELehrung von Innensechskanten(ISO 23429 : 2004)This European Standard was approved by CEN on 2003-12-10.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate t
7、he conditions for giving this European Standard the status of anational 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 anyCEN member.The European Standards exist in thre
8、e official versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria,
9、Belgium, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.EN ISO 23429January 2004Manag
10、ement Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungCalibrage des six pans creux(ISO 23429 : 2004)Page 2EN ISO 23429 : 2004ForewordInternational StandardISO 23429 : 2004 Gauging of hexagon sockets,which wa
11、s prepared by ISO/TC 2 Fasteners of the International Organization for Standardization, has beenadopted by Technical Committee CEN/TC 185 Threaded and non-threaded mechanical fasteners andaccessories, the Secretariat of which is held by DIN, as a European Standard.This European Standard shall be giv
12、en the status of a national standard, either by publication of an identical textor by endorsement, and conflicting national standards withdrawn, by July 2004 at the latest.In accordance with the CEN/CENELEC Internal Regulations, the national standards organizations of thefollowing countries are boun
13、d to implement this European Standard:Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal,Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Endorsement noticeThe text of the International Standard ISO 23429 : 2004 was approved by CEN as a European Standard withoutany modification.Page 3EN ISO 23429 : 2004Page 4EN ISO 23429 : 2004
