EN 4805-2017 en Aerospace series - Flange couplings - Weld coupling straight in heat resisting steel - Inch series.pdf

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1、Aerospace series - Flange couplings - Weld coupling, straight, in heat resisting steel - Inch seriesBS EN 4805:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4805 June 2017 ICS 49.080 English Version Aerospace

2、 series - Flange couplings - Weld coupling, straight, in heat resisting steel - Inch series Srie arospatiale - Raccordement bride - Raccord souder, droit, en acier rsistant chaud - Srie en inches Luft- und Raumfahrt - Rohrverschraubung mit Flanschen - Schweistutzen, gerade, aus hochwarmfestem Stahl

3、- Inch-Reihe This European Standard was approved by CEN on 21 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 bibli

4、ographical references concerning such national 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 respons

5、ibility 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 the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Repub

6、lic 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN D

7、E NORMALISATION EUROPISCHES KOMITEE FR NORMUNG 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 4805:2017 ENational forewordThis British Standard is the UK implem

8、entation of EN 4805:2017.The UK participation in its preparation 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 t

9、he necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 95336 1ICS 49.080Compliance with a British Standard cannot confer immunity from legal obligations.This British Standa

10、rd was published under the authority of the Standards Policy and Strategy Committee on 31 August 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 4805:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4805 June 2017 ICS 49.080 English Version Aerospac

11、e series - Flange couplings - Weld coupling, straight, in heat resisting steel - Inch series Srie arospatiale - Raccordement bride - Raccord souder, droit, en acier rsistant chaud - Srie en inches Luft- und Raumfahrt - Rohrverschraubung mit Flanschen - Schweistutzen, gerade, aus hochwarmfestem Stahl

12、 - Inch-Reihe This European Standard was approved by CEN on 21 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 bibl

13、iographical references concerning such national 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 respon

14、sibility 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 the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Repu

15、blic 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN

16、DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG 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 4805:2017 EBS EN 4805:2017EN 4805:2017 (E) 2 Contents Page Europe

17、an foreword . 3 1 Scope . 4 2 Normative references . 4 3 Required characteristics . 4 4 Designation . 6 5 Identification marking . 6 6 Technical specification . 6 7 Quality Assurance. 6 BS EN 4805:2017EN 4805:2017 (E) 3 European foreword This document (EN 4805:2017) has been prepared by the Aerospac

18、e and Defence Industries Association of Europe - 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,

19、 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 by endorsement, at the latest by December 2017, and conflicting national standards shall be withdrawn at the latest by December 2017. Attention is

20、 drawn to the possibility that some of the elements 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 countrie

21、s are bound to implement this European Standard: 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

22、, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4805:2017EN 4805:2017 (E) 4 1 Scope This European Standard specifies the characteristics of straight welded couplings in heat resisting steel for swivel flange couplings for inch series

23、aerospace applications. Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall thickness (see EN 4814). NOTE Assembly in accordance with TR 4815. 2 Nor

24、mative references The following documents, in whole or 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

25、) applies. EN 2424, Aerospace series Marking of aerospace products EN 2516, Aerospace series Passivation of corrosion resisting steels and decontamination of nickel base alloys EN 3363, Aerospace series Steel FE-CM68 Solution treated Rm 485 MPa Sand or investment casting1)EN 3468, Aerospace series S

26、teel 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 21 000 kPa Technical specification Inch series EN 9100, Quality M

27、anagement Systems Requirements for Aviation, Space and Defense 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 See Figure 1 and Table 1. Dimensions and tolerances are in m

28、illimetres, except otherwise specified. 3.2 Material and surface treatment EN 3363 or EN 3468 or EN 3487. Surface finish: Passivation EN 2516. 1)Published as ASD-STAN Prestandard at the date of publication of this European Standard. (http:/www.asd-stan.org/) 2)Published as ASD-STAN Technical Report

29、at the date of publication of this European Standard. (http:/www.asd-stan.org/) BS EN 4805:2017EN 4805:2017 (E) 5 Key 1 3D view (for information only) 2 Marking of identity block 3 Marking of manufacturers monogram Figure 1 Table 1 Dimensional codea Nominal diameter Wall thickness of tube A B D E F

30、V Massb inch mm min max +0,1 0 min. max min max 0 0,4 A10 .625 15,875 0,711 28,45 28,60 14,38 12,45 12,95 2,80 3,05 19,70 EN4549A010 16,40 B10 0,889 13,95 EN4549B010 A12 .750 19,050 0,711 31,60 31,75 17,55 12,70 13,20 2,80 3,05 23,80 EN4549A012 19,00 B12 0,889 17,10 EN4549B012 A16 1.000 25,400 0,711

31、 38,00 38,10 23,90 13,20 14,20 2,80 3,05 30,20 EN4549A016 28,10 B16 0,889 23,45 EN4549B016 A20 1.250 31,750 0,711 46,70 46,85 30,25 13,70 14,20 3,05 3,20 36,50 EN4549A020 37,80 B20 0,889 29,80 EN4549B020 BS EN 4805:2017EN 4805:2017 (E) 6 Dimensional codea Nominal diameter Wall thickness of tube A B

32、D E F V Massb inch mm min max +0,1 0 min. max min max 0 0,4 A24 1.500 38,100 0,711 53,85 54,00 36,60 14,20 14,75 3,30 3,45 42,00 EN4549A024 47,10 B24 0,889 36,15 EN4549B024 A28 1.750 44,450 0,711 60,20 60,35 42,95 14,75 15,25 3,55 3,70 49,60 EN4549A028 59,20 B28 0,889 42,50 EN4549B028 A32 2.000 50,8

33、00 0,711 69,70 69,85 49,30 14,75 15,25 3,55 3,70 56,00 EN4549A032 77,30 B32 0,889 48,90 EN4549B032 aThis code is composed with the following elements: Tube wall thickness code (A: 0,711 mm; B: 0,889 mm); Nominal diameter given in 16thof inches within 2 digit. bMass quoted in kg/1 000 parts. 4 Design

34、ation 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 Assurance Approval of the manufactures. See EN 9100. BS EN 48

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