EN 4494-2006 en Aerospace series - Rings split in stainless steel《航空航天系列 不锈钢开口环》.pdf

《EN 4494-2006 en Aerospace series - Rings split in stainless steel《航空航天系列 不锈钢开口环》.pdf》由会员分享，可在线阅读，更多相关《EN 4494-2006 en Aerospace series - Rings split in stainless steel《航空航天系列 不锈钢开口环》.pdf（10页珍藏版）》请在麦多课文档分享上搜索。

1、BRITISH STANDARD AEROSPACE SERIES BS EN 4494:2006 Rings, split, in stainless steel The European Standard EN 4494:2006 has the status of a British Standard ICS 49.030.50 BS EN 4494:2006 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2

2、006 BSI 2006 ISBN 0 580 48533 1 National foreword This British Standard is the official English language version of EN 4494:2006. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has the responsibility to: aid enqui

3、rers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations repres

4、ented 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 Catalogue under the section entitled “International Standards Correspondence Index”,

5、 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 correct application. Compliance with a British Standard does not of itself confer

6、immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued s

7、ince publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN4494 June2006 ICS49.030.50 EnglishVersion AerospaceseriesRings,split,instainlesssteel SriearospatialeAnneauxressorts,enacierinoxydable LuftundRaumfahrtSprengringe,ausrostfreierStahl ThisEuropeanStandardwasapprove

8、dbyCENon6February2006. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCe

9、ntralSecretariatortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenatio

10、nalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal, Romania, Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDAR

11、DIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2006CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN4494:2006:EEN 4494:2006 2 Contents Page Foreword3 1 Scope 4 2 Normative references 4

12、3 Required characteristics.4 4 Designation 6 5 Marking .6 6 Quality assurance6 EN 4494:2006 3 Foreword This European Standard (EN 4494:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance wi

13、th the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an id

14、entical text or by endorsement, at the latest by December 2006, and conflicting national standards shall be withdrawn at the latest by December 2006. 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

15、held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, Franc

16、e, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. 4 1 Scope This standard specifies the characteristics of split rings, for use in aerospac

17、e applications. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2424, A

18、erospace series Marking of aerospace products. EN 2541, Aerospace series Steel FE-PA18 Quenched and cold drawn Wire for spring D 4,0 mm. 1)EN 9100, Aerospace series Quality management systems Requirements (based on ISO 9001:2000) and Quality systems Model for quality assurance in design, development

19、, production, installation and servicing (based on ISO 9001:1994). 3 Required characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimensions and tolerances are expressed in millimetres and apply after surface treatment. 3.2 Material EN 2541, annealed 3.3 Surface treatment B

20、right polished 1) Published as AECMA Prestandard at the date of publication of this standard. EN 4494:20065 Key 1 Remove sharp edges. 2 Rounded section Figure 1 Table 1 D 1D 2E Diameter code max. min. max. min. max. min. Mass a 080 11,5 9,5 13,5 11,7 1,95 1,35 0,60 100 14,3 12,5 16,8 15,2 2,65 1,95

21、1,20 120 17,5 15,5 20,5 18,2 3,05 2,15 1,60 140 19,8 18,2 22,8 21,2 3,15 2,55 2,01 160 22,2 20,5 26,3 24,5 3,65 2,95 2,91 240 34,8 33,2 38,8 37,2 3,85 3,35 6,30 320 46 43,6 51,5 49,2 5,35 4,55 16,90 aApproximate values (kg/1 000 pieces), calculated on the basis of 7,85 kg/dm 3 , given for informatio

22、n purposes only EN 4494:20066 4 Designation EXAMPLE Description block SPLIT RING Identity block EN4494-080 Number of this standard Diameter code (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style G 6 Quality

23、assurance See EN 9100. EN 4494:2006 blankBS EN 4494:2006 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI 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 i

24、ncorporated by Royal Charter. Revisions British Standards are updated 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

25、anyone finding an inaccuracy or ambiguity while using this British 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 s

26、ervice called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders 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: ordersb

27、si-. Standards are also available from the BSI website at http:/www.bsi-. In 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 standards BSI provides a w

28、ide range of information on national, European and international 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 the Information Centre. Tel: +44 (0)

29、20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-. Subscribing members 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 700

30、2. Fax: +44 (0)20 8996 7001. Email: membershipbsi-. Information regarding online access to British Standards via British Standards Online 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 publicatio

31、ns. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted 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, photoc

32、opying, recording or otherwise without prior written permission from BSI. This does not preclude the free use, in the course 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 & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.