1、ICS 21.060.20Descriptors: Fasteners, hexagon nuts, properties.Sechskantmuttern mit Klemmteil und Flansch(mit nichtmetallischem Einsatz)(ISO 7043 : 1997, modifiziert)European Standard EN 1663 : 1997 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard
2、has been prepared by CEN/TC 185.The responsible German body involved in its preparation was the Normenausschu MechanischeVerbindungselemente (Fasteners Standards Committee).The DIN Standards corresponding to the European/International Standards referred to in clause 2 of theEN are as follows:Europea
3、n/International DIN StandardStandardEN ISO 2320 DIN EN ISO 2320prEN ISO 4042 DIN EN ISO 4042*)prEN ISO 4759-1 DIN EN ISO 4759-1*)ISO 3269 DIN ISO 3269ISO 8992 DIN ISO 8992The DIN 4000-2-7 tabular layout of article characteristics shall apply to the nuts covered in this standard.AmendmentsDIN 6926, N
4、ovember 1983 edition, has been superseded by the specifications of EN 1663.Previous editionDIN 6926: 1983-11.National Annex NAStandards referred to(and not included in Normative references)DIN 4000-2 Tabular layouts of article characteristics for bolts, screws and nutsDIN EN ISO 2320 Prevailing torq
5、ue type steel hexagon nuts Mechanical and performance properties(ISO 2320 : 1997)Ref. No. DIN EN 1663 : 1998-02English price group 07 Sales No. 110707.98DEUTSCHE NORM February 1998EN 1663EN comprises 7 pages. No part of this standard may be reproduced without the prior permission ofDIN Deutsches Ins
6、titut fr Normung e. V., Berlin.Beuth Verlag GmbH, D-10772 Berlin, has the exclusive right of sale for German Standards (DIN-Normen).Prevailing torque type hexagon nuts with flange(with non-metallic insert)(ISO 7043 : 1997, modified)English version of DIN EN 1663This standard, togetherwith DIN EN 166
7、6,February 1998 edition,supersedes DIN 6926,November 1983 edition.*) At present at the stage of draft.English versionICS 21.060.20Descriptors: Fasteners, hexagon nuts, properties.Central Secretariat: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de Normalisat
8、ionEuropisches Komitee fr NormungPrevailing torque type hexagon nuts with flange(with non-metallic insert)(ISO 7043 : 1997, modified) 1997. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN 1663 : 1997 EEcrous hexagonaux embase,autofre
9、ins (avec anneau nonmtallique) (ISO 7043 : 1997,modifie)Sechskantmuttern mit Klemmteil undFlansch (mit nichtmetallischemEinsatz) (ISO 7043 : 1997, modifiziert)This European Standard was approved by CEN on 1997-10-24.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipu
10、late the 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 Central Secretariat or to any CENmember.The European Standards exist
11、 in three 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 Central Secretariat has thesame status as the official versions.CEN members are the national standards bodies of
12、 Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland,and the United Kingdom. EN 1663December 1997Page 2EN 1663 : 1997Page 3EN 1663 : 1997Page 4EN 1663 : 1997Page 5EN 1663 : 1997Page 6EN 1663 : 1997Page 7EN 1663 : 1997
