EN 4023-2010 en Aerospace series - Pipe coupling 8 Degree 30- in titanium alloy - Elbows 45 Degree《沥青和沥青胶粘剂 聚合改良沥青的框架规范》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 4023:2010Aerospace series Pipecoupling 830 in titanium alloy Elbows 45BS EN 4023:2010 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN

2、4023:2010. Itsupersedes BS EN 4023:2001 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/69, Aerospace hydraulic systems, fluids andcomponents.A list of organizations represented on this committee can beobtained on request to its secretary.This publi

3、cation does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2010ISBN 978 0 580 66847 0ICS 49.080Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the author

4、ity of theStandards Policy and Strategy Committee on 30 November 2010.Amendments issued since publicationDate Text affectedBS EN 4023:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4023 October 2010 ICS 49.080 Supersedes EN 4023:2001English Version Aerospace series - Pipe coupling 830 in t

5、itanium alloy - Elbows 45 Srie arospatiale - Systme de raccordement 830 en alliage de titane - Raccords couds 45 Luft- und Raumfahrt - Rohrverschraubung 830 aus Titanlegierung - Winkelverschraubungen 45 This European Standard was approved by CEN on 2 July 2010. CEN members are bound to comply with t

6、he 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 Management Centr

7、e 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 Management Centre has the same status as the official

8、 versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovaki

9、a, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide fo

10、r CEN national Members. Ref. No. EN 4023:2010: EBS EN 4023:2010EN 4023:2010 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Required characteristics . 44 Designation 65 Marking . 66 Technical specification . 6BS EN 4023:2010EN 4023:2010 (E) 3 Foreword This document (EN 4023:2010) ha

11、s been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried 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 me

12、mber countries of ASD, 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 April 2011, and conflicting national standards shall be withdrawn at the latest by April 20

13、11. 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 held responsible for identifying any or all such patent rights. This document supersedes EN 4023:2001. According to the CEN/CENELEC Internal Regul

14、ations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Mal

15、ta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 4023:2010EN 4023:2010 (E) 4 1 Scope This standard specifies the characteristics of elbows 45, for pipe couplings 830, in titanium alloy, for aerospace applications. Nomina

16、l pressure: up to 28 000 kPa. Temperature range: 55 C to 135 C. 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 docu-me

17、nt (including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods EN 3274:2010, Aerospace series Pipe coupling 830 Thread end Geometric configuration EN 3275:2002, Aerospace series Pipe coupli

18、ng 830 up to 28 000 kPa Dynamic beam seal Metric series Technical specification EN 3311, Aerospace series Titanium alloy TI-P64001 (Ti-6Al-4V) Annealed Bar for machining D 110 mm EN 3312, Aerospace series Titanium alloy TI-P64001 Grade 2 Annealed Forgings De 150 mm 1)EN 3314, Aerospace series Titani

19、um alloy TI-P64001 Solution treated and aged Bar for machining D 75 mm 1)EN 3315, Aerospace series Titanium alloy TI-P64001 Solution treated and aged Forgings De 75 mm 1)ISO 5855-3, Aerospace MJ threads Part 3: Limit dimensions for fittings for fluid systems 3 Required characteristics 3.1 Configurat

20、ion Dimensions Mass According to Figure 1 and Table 1. The values apply before lubricating. Dimensions not specified are at the manufacturers option provided that the qualification and acceptance requirements of EN 3275:2002, type II are met. 3.2 Surface roughness According to Figure 1, unless other

21、wise specified in the design documentation. 1) Published as ASD-STAN Prestandard at the date of publication of this standard by Aerospace and Defence Industries Association of Europe-Standardization (ASD-STAN) (www.asd-stan.org). BS EN 4023:2010EN 4023:2010 (E) 5 3.3 Materials According to EN 3311 o

22、r EN 3314, EN 3312 or EN 3315. 3.4 Surface treatment Lubrication: according to EN 2491, on threads and sealing faces. Prior to application of the lubricant, the surface shall be abrasive blasted using non-metallic grit. Film thickness 0,005 mm to 0,013 mm. 3.5 Internal surface finishing Finishing sh

23、all give a radius R of 0,3 mm to 1,0 mm and a surface roughness of 0,8 m. Hand deburring is not permitted. Dimensions in millimetres aArea for marking bAcross flats s cAccording to EN 3274:2010, form C dThread eRadius of the complete internal junction shall be between R 0,3 to 1,0 Figure 1 BS EN 402

24、3:2010EN 4023:2010 (E) 6 Table 1 Dimensions in millimetres Code a Threadb e cl c s d Mass g/piece4g6g 0,2 h13 max. 05 MJ10 1 0,9 16,3 8 5,0 06 MJ12 1,25 1,0 17,8 9 7,508 MJ14 1,5 1,4 20,8 11 11,8 10 MJ16 1,5 1,8 21,8 13 15,212 MJ18 1,5 2,2 23,8 15 19,6 14 MJ20 1,5 2,4 23,8 16 23,916 MJ22 1,5 2,8 25,

25、8 18 30,6 18 MJ24 1,5 3,2 27,8 21 38,620 MJ27 1,5 4,7 27,8 24 49,5 22 MJ30 1,5 4,3 30,8 27 64,025 MJ33 1,5 4,6 32,8 30 86,0 28 MJ36 1,5 5,3 34,8 34 105,032 MJ39 1,5 5,0 36,4 36 113,3 aCorresponds to the pipe nominal outside diameter. bAccording to ISO 5855-3. cDrill depth dimension = l + e. dAcross

26、flats. 4 Designation EXAMPLE Description block ELBOW 45 Identity block EN4023-05 Number of this standard Code (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Marking According to EN 2424:2008, style A and Figure 1. 6 Technical s

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