1、BSEN3034:2009ICS49.030.30NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBY COPYRIGHTLAWBRITISHSTANDARDAerospaceseriesNuts,self-locking,hexagonalwithcaptivewasherInheatresistingsteelFE-PA92HT(A286),silvercoatedClassification:1100MPa/425CIncorporatingcorrigendumOctober 2011 National forewordThis Britis
2、h Standard is the UK implementation of EN 3034:2009, incorporating corrigendum October 2011.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can be obtained on request t
3、o its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.BS EN 3034:2009This British Standardwas published under theautho
4、rity of the StandardsPolicy and StrategyCommittee on 31 March2009 BSI 2011ISBN 978 0 580 76885 9Amendments/corrigenda issued since publicationDate Comments30 November 2011 Implementation of CEN corrigendum October 2011: replacement of standard reference in clause 6 EUROPEAN STANDARD NORME EUROPENNE
5、EUROPISCHE NORMEN 3034 February2009 ICS 49.030.30English Version Aerospace series - Nuts, self-locking, hexagonal with captive washer - In heat resisting steel FE-PA92HT (A286), silver coated - Classification: 1 100 MPa/425 C Srie arospatiale - crou hexagonaux avec rondellecaptive auto-freinant, en
6、acier rsistant chaud FE-PA92HT (A286), argent - Classification: 1 100 MPa/425 CLuft- und Raumfahrt - Sechskantmuttern, selbstsichernd mit Brdelscheibe - Aus hochwarmfes tem Stahl FE-PA92HT (A286), versilbert - Klasse: 1 100 MPa/425 CThis European Standard was approved by CEN on 2 August 2008.CEN mem
7、bers are bound to comply with 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 nationalstandards may be obtained on applicati
8、on to the CEN Management Centre 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 CEN Management Centre has th
9、e same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal
10、,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN A ll rights of exploitation in any form and by any means reserv
11、ed worldwide for CEN national Members.Ref. No. EN 3034:2009: EIncorporating corrigendum October 20112 Contents PageForeword 31 Scope42 Normative references43 Required characteristics.43.1Configuration Dimensions- Tolerances .43.2 Material .43.3 Surface treatment 54 Designation 75 Marking .76 Technic
12、al specification.8BS EN 3034:2009 EN 3034:2009 (E)3 Foreword This document (EN 3034:2009) has been pre pared bythe Aerospace and Defence Industries Association ofEurope - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rulesofthis Association, this Standardha
13、s received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN.This European Standard shall be given the status ofa national standard, either by publication of an identical text or byendorsement, at the latest by August
14、 2009, and conflicting national standards shall be withdrawn at the latest by August 2009.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any orall such patent right
15、s. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, CzechRepublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
16、 Latvia,Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, S lovakia, Slovenia, Spain, Sweden, Switzerland and the UnitedKingdom. BS EN 3034:2009 EN 3034:2009 (E)4 1 ScopeThis standard specifies the dimensions of self-locking, silver coated hexagonal nuts with captive wash
17、er and MJ-thread in heat resisting steel FE-PA 92 HT (A286) for aerospace applications. Maximum test temperature of the parts is 425 C.2 NormativereferencesEN 2399 Aerospace series - Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) - Rm 900 MPa - Barsfor forged bolts - D 25 mmEN 2424 Aerospace seri
18、es Mark ing of aerospace productsEN 2516 Aerospace series Passivation of corrosion resistant steels and decontamination of nickelbase alloysEN 2786 Aerospace series Electrolytic silver plating of fastenersEN 3152 Aerospace series Nuts, self-locking, MJ threads, in heat resisting steel FE-PA2601 (A28
19、6), silver plated or uncoated Classification: 1 100 MPa (at ambient temperature) / 425 C Technical specificationEN 3638 Aerospace series Heat resisting alloy FE-PA2601(X6NiCrTiMoV26-15) Consumable electrode remelted Solution and precipitation treated Sheet, strip and plate 0,5 m m a 10 mmEN 3639 Aer
20、ospace series Heat resisting alloy FE-PA2601 Softened and cold worked Wire forforged fasteners D 15mm 900 MPa Rm 1 100 MPa 1ISO 5855-1Aerospace MJ threads Part 1: General requirements ISO 5855-2Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts3 Required characteristics3.1Configuration
21、 Dimensions- TolerancesConfiguration shall be in accordance with the figure; dimensions, tolerances and masses shall conform to the figure and the table. Details of form, not stated areat the manufacturers option. Dimensions apply aftercoating. 3.2 MaterialNut: Heat resisting steel FE-PA 92 HT accor
22、ding to EN 2399, EN 3638 or EN 3639.Washer: Heat resisting steel FE-PA 92 HT according to EN 3638 or steel FE-PA 15.1 Published as ASD Prestandard at the date of publication of this standard.BS EN 3034:2009 EN 3034:2009 (E)5 3.3 Surface treatmentNut: Silver coat to EN 2786, coating thickness 5 m to
23、15 m.On nuts MJ6 and larger, the coating thickness shall not be less than 5 m, measured at the pitch diameter.Nuts MJ 5 and smaller shall show complete coating coverage on the threads.Washer:Passivated to EN 2516.BS EN 3034:2009 EN 3034:2009 (E)6 Key 1 Washer shall be free to rotate on the nut2 Form
24、 out of round in this area to achieve the self-locking torque requirements, tool marks acceptable3 Pitch-diameter4 Thread 5 Chamfer, radius orbroken edge6 Marking in these areas permissible (2 x)7 These values are to be applied before silver coating. Threads surface will be achieved by normal method
25、s of manufacture8 Remove sharp edges to 0,1 mm to 0,4 mm9 Bearing surface maybe flat to concave, but shall not be convexFigure 1 Configuration1 27 6 6 5 8 9 3 4 BS EN 3034:2009 EN 3034:2009 (E)7 Table 1 Dimensions and massesThreada E min.F b G max.H max.K min.L max.M min.N c min.y z d mass kg/1 000
26、part approx.Code Designation Tol030 MJ3 x 0,5 4H6H 4,2 4 h 127,23,4 5,2 3,80,4 1,2 0,1 0,20,35040 MJ4 x 0,7 4H6H 5,3 5 8,6 4,4 6,4 4,8 0,4 1,5 0,1 0,2 0,60050 MJ5 x 0,8 4H6H 6,5 6 10,9 5,6 7,6 5,8 0,4 2 0,1 0,4 0,91060 MJ6 x 1,0 4H5H 7,6 7 12,4 6,0 96,8 0,4 2,3 0,1 0,4 1,18070 MJ7 x 1,0 4H5H 8,7 8 1
27、3,9 6,9 11 80,4 2,7 0,1 0,4 1,77080 MJ8 x 1,0 4H5H 10,9 10h 1315,4 7,81290,4 3,2 0,13 0,4 3,43100 MJ10 x 1,25 4H5H13,2 12 18,6 9,6 14,7 11 0,4 3,8 0,13 0,4 5,20120 MJ12 x 1,25 4H5H15,5 14 21,7 11,4 18,5 13 0,4 4,5 0,15 0,4 10,70a Thread in conformitywithISO 5855 part 1 and part 2. In the self-lockin
28、g zone, the tolerances apply before forming out-of-round.b Across flats dimensions applybefore forming out-of-round, but finished nuts shall fit a standard socket wrench.c Wrench pad engagement.d These values applybefore forming out-of-round.4 DesignationEach hexagonal nut shall only be designated a
29、s in the following example: Description blockIdentity blockNUT EN 3034 - 050Number of EN StandardThread code (see Table 1)NOTE If necessary, the design code I 9005 may be introduced between the description block and the identity block.5 MarkingEach hexagonal nut shall be marked in accordance to EN 2
30、424, class F.BS EN 3034:2009 EN 3034:2009 (E)8 6 Technical specification The hexagonal nuts shall conform to the requirements of EN 3152.BS EN 3034:2009 EN 3034:2009 (E)This page has been intentionally left blank BSI GroupHeadquarters 389 Chiswick High Road, London, W4 4AL, UK Tel +44 (0)20 8996 900
31、1 Fax +44 (0)20 8996 7001 standardsBSI - British Standards InstitutionBSI 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.RevisionsBritish Standards are u
32、pdated by amendment or revision. Users of British Standards should make 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 Briti
33、sh Standard would inform the Secretary of the technical committee responsible, 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 r
34、eceive the latest editions of standards.Buying standardsOrders for all 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: You may also buy directly using a debit/credit card from the BSI Shop on t
35、he Website http:/ response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European and internatio
36、nal standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact Information Centre. Tel: +44 (0)20 8996 7111 Fax: +44 (0)20 8996 7048 Email: Subscribing members
37、of BSI are kept up to date with standards developments and 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: Information regarding online access to Brit
38、ish Standards via British Standards Online can be found at http:/ information about BSI is available on the BSI website at http:/ CopyrightCopyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as p
39、ermitted under 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 cour
40、se of implementing 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 and Licensing Manager. Tel: +44 (0)20 8996 7070 Email: BSEN3034:2009
