1、BRITISH STANDARD AEROSPACE SERIES BS EN 3869:2004 Pipe couplings, loose flanges and seals Seals in fluorocarbon rubber and armature in aluminium alloy The European Standard EN 3869:2004 has the status of a British Standard ICS 49.080 BS EN 3869:2004 This British Standard was published under the auth
2、ority of the Standards Policy and Strategy Committee on 16 December 2004 BSI 16 December 2004 ISBN 0 580 45112 7 National foreword This British Standard is the official English language version of EN 3869:2004. It supersedes BS EN 3869:2003, which is withdrawn. The UK participation in its preparatio
3、n was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or Europe
4、an publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all
5、 the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on
6、 the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cove
7、r and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3869 November 2004 ICS 49.080 Supersedes EN 3869:2003 English version A
8、erospace series - Pipe couplings, loose flanges and seals - Seals in fluorocarbon rubber and armature in aluminium alloy Srie arospatiale - Raccords, brides amovibles et joints - Joints en lastomre fluorocarbone et armature en alliage daluminium Luft- und Raumfahrt - Rohrverbindungen mit losen Flans
9、chen und Flachdichtungen - Dichtungen aus Fluor- Elastomer mit Aluminiumarmierung This European Standard was approved by CEN on 11 September 2003. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of
10、a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version
11、 in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia,
12、 Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMIT
13、EE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3869:2004: EEN 3869:2004 (E) 2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Required characte
14、ristics.4 4 Designation 6 5 Marking .6 6 Technical specification .6 EN 3869:2004 (E) 3 Foreword This document (EN 3869:2004) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of
15、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 identical text or
16、by endorsement, at the latest by May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. This document supersedes EN 3869:2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement
17、 this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
18、 EN 3869:2004 (E) 4 1 Scope This standard specifies the characteristics of seals for pipe couplings in fluorocarbon rubber and armature in aluminium alloy, for aerospace applications. NOTE Assembly in accordance with TR 4053 2 Normative references The following referenced documents are indispensable
19、 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, Aerospace series Marking of aerospace products EN 2699, Aerospace series Aluminium alloy (50
20、86) Annealed and straightened (H111) Drawn bar 6 D 50 mm 1)EN 2798, Aerospace series Fluorocarbon rubber (FPM) Low compression set Hardness 80 IRHD 2)EN 4054, Aerospace series Pipe couplings, loose flanges and seals Seals in fluorocarbon rubber and armature in aluminium alloy Technical specification
21、 TR 4053, Aerospace series Pipe couplings, loose flanges and seals in titanium alloy Assembly recommendations 3)3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Table 1. Dimensions and tolerances are in millimetres. 3.2 Materials EN 2699 and EN 2798 3.3 Bond
22、ing Two parts seal shall be bonded. 1) Published as AECMA Standard at the date of publication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) Published as AECMA Technical Report at the date of publication of this standard EN 3869:2004 (E) 5 All surfa
23、ces except rubber parts Remove sharp edges 0,2 to 0,4. Key 1 three equidistant holes with diameter 5,4 H13 aForm not stated are left to the manufacturers discretion. Calibration of sealing part dimensioning should not allow any bead outside lateral cavities while squeezing. Figure 1 Table 1 B C D E
24、F R Diameter code Tube nominal diameter 0 0,5 max. min. 0,13 Mass a120 12 10,2 29 20,5 12,9 25,5 160,7 35 140 14 12,2 31 22,5 14,9 27,5 92,4 38 160 16 14,2 34 24,5 16,9 29,5 92,2 43 180 18 16,2 36 26,5 18,9 31,5 75 46 200 20 18,2 38 28,5 20,9 34,5 54,5 50 220 22 20,2 40 30,5 22,9 36,5 51,4 53 250 25
25、 23,2 43 33,5 25,9 39,5 50,3 57 280 28 26,2 46 36,5 28,9 42,5 49 61 320 32 30,2 50 40,5 32,9 46,5 48,5 66 400 40 38,2 58 48,5 40,9 54,5 2,549,2 76 aMass quoted in kg/1 000 parts R a3,2 EN 3869:2004 (E) 6 4 Designation EXAMPLE Description block PIPE COUPLING, SEAL Identity block EN3869-120 Number of
26、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, category G 6 Technical specification EN 4054 blankBS EN 3869:2004 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Instit
27、ution 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 incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards sho
28、uld 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 British Standard would inform the Secretary of the technical commit
29、tee 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 receive the latest editions of standards. Buying standards Ord
30、ers 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: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, i
31、t 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 wide range of information on national, European and international standards through its Library and its Technical Help to Expor
32、ters 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)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-. Subscribing members of BSI are kept up to date with standards develop
33、ments 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: membershipbsi-. Information regarding online access to British Standards via British Stand
34、ards 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 publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permit
35、ted 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 course o
36、f 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-.
