1、Aerospace series Flange couplings Cap, in heat resisting steel Inch seriesBS EN 4813:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4813 May 2017 ICS 49.080 English Version Aerospace series - Flange couplings
2、- Cap, in heat resisting steel - Inch series Srie arospatiale - Raccordement bride - Obturateur, en acier rsistant chaud - Srie en inches Luft- und Raumfahrt - Rohrverschraubung mit Flanschen - Verschlusskappe aus hochwarmfestem Stahl - Inch-Reihe This European Standard was approved by CEN on 14 Nov
3、ember 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 standards may be o
4、btained 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 and notified to the
5、 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, Hungary, Iceland, Irel
6、and, 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 CEN-CENELEC Manage
7、ment 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 4813:2017 ENational forewordThis British Standard is the UK implementation of EN 4813:2017.The UK participation in its preparation
8、was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list 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
9、its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 95344 6ICS 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
10、 Strategy Committee on 30 June 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 4813:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4813 May 2017 ICS 49.080 English Version Aerospace series - Flange couplings - Cap, in heat resisting steel - Inch s
11、eries Srie arospatiale - Raccordement bride - Obturateur, en acier rsistant chaud - Srie en inches Luft- und Raumfahrt - Rohrverschraubung mit Flanschen - Verschlusskappe aus hochwarmfestem Stahl - Inch-Reihe This European Standard was approved by CEN on 14 November 2016. CEN members are bound to co
12、mply 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 standards may be obtained on application to the CEN-CENEL
13、EC 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-CENELEC Management Centre has the
14、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, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembou
15、rg, 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 CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 B
16、russels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4813:2017 EBS EN 4813:2017EN 4813:2017 (E) 2 Contents Page European foreword . 3 1 Scope . 4 2 Normative references . 4 3 Required characteristics . 4 4 Designation . 6 5
17、 Identification marking . 6 6 Technical specification . 6 7 Quality Assurance. 6 BS EN 4813:2017EN 4813:2017 (E) 3 European foreword This document (EN 4813:2017) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes ca
18、rried out in accordance with the rules of this Association, this 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 European Standard shall be given the status of a national standard, either
19、 by publication of an identical text or by endorsement, at the latest by November 2017, and conflicting national standards shall be withdrawn at the latest by November 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shal
20、l 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: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denm
21、ark, 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, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN
22、4813:2017EN 4813:2017 (E) 4 1 Scope This standard specifies the characteristics of cap, in heat resisting steel for swivel flange couplings for inch series aerospace applications. Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of the assembly dep
23、ends on associated seal, tube material characteristics, tube diameter and tube wall thickness (see EN 4814). NOTE Assembly in accordance with TR 4815. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its applic
24、ation. 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 2516, Aerospace series Passivation of corrosion resistant steels and decon
25、tamination of nickel base alloys EN 3468, Aerospace series Steel FE-PA13 Softened 500 Rm 700 MPa Forgings De 100 mm1)EN 3487, Aerospace series Steel FE-PA3601 (X6CrNiTi18-10) Air melted Softened Bar for machining a or D 250 mm 500 MPa Rm 700 MPa EN 4814, Aerospace series Flange couplings up to 21 00
26、0 kPa Technical specification Inch series EN 9100, Quality Management Systems Requirements for Aviation, Space and Defence Organizations TR 4815, Aerospace series Flange couplings up to 21 000 kPa Design standard Inch series2)3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses
27、See Figure 1 and Table 1. Dimensions and tolerances are in millimetres, except otherwise specified. 3.2 Material and surface treatment EN 3468 or EN 3487. Surface finish: Passivation EN 2516. 1) Published as ASD-STAN Prestandard at the date of publication of this standard. (http:/www.asd-stan.org/)
28、2) Published as ASD-STAN Technical Report at the date of publication of this standard. (http:/www.asd-stan.org/) BS EN 4813:2017EN 4813:2017 (E) 5 Key 1 3D view (for information only) 2 Marking Figure 1 BS EN 4813:2017EN 4813:2017 (E) 6 Table 1 Dimensional codeaNominal diameter nullA nullB D E nullF
29、 nullG R1 Massbinch mm min max null0,5 0 0,5 min max 0 0,4 0 0,5 +0,5 0 10 .625 15,875 28,45 28,60 13,00 6,50 2,80 3,05 19 16,00 1 19 12 .750 19,05 31,60 31,75 16,00 6,50 2,80 3,05 21 19,00 1 21 16 1.000 25,40 38,00 38,10 22,50 6,50 2,80 3,05 29,10 25,50 1 29,10 20 1.250 31,75 46,70 46,85 28,50 7,00
30、 3,05 3,20 42 32,00 1 42 24 1.500 38,10 53,85 54,00 35,00 7,00 3,30 3,45 52,50 38,50 1 52,50 28 1.750 44,45 60,20 60,35 41,00 7,50 3,55 3,70 65,00 45,00 1 65,00 32 2.000 50,80 69,70 69,85 47,00 7,50 3,55 3,70 84,00 51,00 1 84,00 aThis code is composed with Nominal diameter given in 16thof inches wit
31、hin 2 digit. bMass quoted 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 See EN 4814. 7 Quality Assuranc
32、e Approval of the manufactures. See EN 9100. BS EN 4813:2017This page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is incorporated by Royal Charter. British Standards and other stand
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