1、Aerospace series - Flange couplings - Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes - Inch series BS EN 4809:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4809 June 2017 ICS 49.
2、080 English Version Aerospace series - Flange couplings - Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes - Inch series Srie arospatiale - Raccordement bride - Joint plaque avec joint en fluorocarbone sur plaque en aluminium avec 3 trous de fixation - Srie en inches Luft
3、- und Raumfahrt - Rohrverschraubung mit Flanschen - Flachdichtung aus Fluorocarbon-Elastomer, mit Aluminiumarmierung mit 3 Befestigungslchern - Inch-Reihe This European Standard was approved by CEN on 14 November 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which s
4、tipulate 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 national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This Europe
5、an 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-CENELEC Management Centre has the same status as the official versions. CEN members are
6、the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Roma
7、nia, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any for
8、m and by any means reserved worldwide for CEN national Members. Ref. No. EN 4809:2017 ENational forewordThis British Standard is the UK implementation of EN 4809:2017.The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list
9、 of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Li
10、mited 2017ISBN 978 0 580 95340 8ICS 49.080Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2017.Amendments/corrigenda issued since publicationDate Text af
11、fectedBRITISH STANDARDBS EN 4809:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4809 June 2017 ICS 49.080 English Version Aerospace series - Flange couplings - Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes - Inch series Srie arospatiale - Raccordement bride -
12、 Joint plaque avec joint en fluorocarbone sur plaque en aluminium avec 3 trous de fixation - Srie en inches Luft- und Raumfahrt - Rohrverschraubung mit Flanschen - Flachdichtung aus Fluorocarbon-Elastomer, mit Aluminiumarmierung mit 3 Befestigungslchern - Inch-Reihe This European Standard was approv
13、ed by CEN on 14 November 2016. CEN members 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 national
14、 standards may be obtained on application to the CEN-CENELEC 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
15、and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hun
16、gary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG
17、 CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4809:2017 EBS EN 4809:2017EN 4809:2017 (E) 2 Contents Page European foreword . 3 1 Scope . 4 2 Normative referen
18、ces . 4 3 Required characteristics . 5 4 Designation . 7 5 Identification marking . 7 6 Technical specification . 7 7 Quality Assurance. 7 BS EN 4809:2017EN 4809:2017 (E) 3 European foreword This document (EN 4809:2017) has been prepared by the Aerospace and Defence Industries Association of Europe
19、- Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this European Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This Europea
20、n Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2017, and conflicting national standards shall be withdrawn at the latest by December 2017. Attention is drawn to the possibility that some of the elem
21、ents of this document may be the subject of patent rights. CEN shall not be 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
22、: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia
23、, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4809:2017EN 4809:2017 (E) 4 1 Scope This European Standard specifies the characteristics of gasket seal with fluorocarbon seal on aluminium plate, 3 holes, for pipe couplings for inch series aerospace applications. Nominal pressure:
24、up to 21 000 kPa; depends on the associated tube material and tube wall thickness in the assembly (see EN 4814). Temperature range: 20 C to 200 C. NOTE Assembly in accordance with TR 4815. This part should not be reused after disassembling. 2 Normative references The following documents, in whole or
25、 in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2284, Aerospace series Sulphuric acid an
26、odizing of aluminium and wrought aluminium alloys EN 2424, Aerospace series Marking of aerospace products EN 2693, Aerospace series Aluminium alloy AL-P5086-H111 Sheet and strip 0,3 mm a 6 mm EN 2699, Aerospace series Aluminium alloy (5086) Annealed and straightened (H111) Drawn bar 6 D 50 mm1)EN 27
27、98, Aerospace series Fluorocarbon rubber (FPM) Low compression set Hardness 80 IRHD1)EN 4054, Aerospace series Pipe couplings, loose flanges and seals Seals in fluorocarbon rubber and armature in aluminium alloy Technical specification EN 4814, Aerospace series Flange couplings up to 21 000 kPa Tech
28、nical specification Inch series EN 9100, Quality Management Systems Requirements for Aviation, Space and Defense Organizations TR 4815, Aerospace series Flange couplings up to 21 000 kPa Design standard Inch series2)1) Published as ASD-STAN Prestandard at the date of publication of this European Sta
29、ndard. (http:/www.asd-stan.org/) 2) Published as ASD-STAN Technical Report at the date of publication of this European Standard. (http:/www.asd-stan.org/) BS EN 4809:2017EN 4809:2017 (E) 5 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Table 1. Dimensions
30、and tolerances are in millimetres, except otherwise specified. 3.2 Material Plate: EN 2693 or EN 2699. Seal: EN 2798. 3.3 Surface treatment Plate: EN 2284BC Green. 3.4 Adherence Two parts of seal shall be adhere to the plate and bonded together through equally spaced holes. BS EN 4809:2017EN 4809:20
31、17 (E) 6 Key 1 3D view 2 3 equally spaced holes 3 Marking 4 Location of holes 5 Radius (3null). Surface geometric tolerance applies to F and R 6 Form not stated are left to the manufacturers discretion. Design and manufacturing of sealing parts dimensioning shall not allow any bead outside lateral c
32、avities while assembling the coupling. Figure 1 BS EN 4809:2017EN 4809:2017 (E) 7 Table 1 Dimensional codeaNominal diameter A B D E F R Massbinch mm null0,25 Theo. null0,1 Theo. null0,25 Theo. 10A .625 15,875 13,5 37,3 5,1 21,2 18,9 6,5 5,1 10B .625 15,875 13,5 40,0 6,6 21,2 20,3 7,7 5,1 12A .750 19
33、,050 17,0 41,5 5,1 24,4 21,0 6,5 5,1 12B .750 19,050 17,0 43,1 6,6 24,4 21,8 8,3 6,1 16A 1.000 25,400 23,1 47,1 5,1 30,6 23,8 6,5 6,8 16B 1.000 25,400 23,1 50,8 6,6 30,6 25,7 9,2 7,1 20B 1.250 31,750 28,9 59,5 6,6 37,9 30,0 7,5 9,0 24B 1.500 38,100 34,9 65,1 6,6 43,9 32,8 7,5 11,2 28B 1.750 44,450 4
34、1,2 76,1 6,6 51,6 37,3 7,5 12,4 32C 2.000 50,800 46,8 85,3 8,2 61,0 42,9 8,4 15,8 aThis code is composed with the following elements: Nominal diameter given in 16thof inches within 2 digit; Bolt nominal thread diameter A: .1900 in (4,826 mm); B: .2500 in (6,35 mm); C: .3125 in (7,938 mm). bMass quot
35、ed in kg/1 000 parts. 4 Designation EXAMPLE NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Identification marking EN 2424, category A, as indicated on Figure 1. 6 Technical specification EN 4054 with minimum pressure values for ageing and pr
36、essurizing tests. 7 Quality Assurance Approval of the manufactures. See EN 9100. BS EN 4809:2017This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BS
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