1、BS EN 4024:2009ICS 49.080NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Pipe coupling 830in titanium alloy Elbows 45 welded endwith thrust wire nutThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommitte
2、e on 31 August2009 BSI 2009ISBN 978 0 580 57054 4Amendments/corrigenda issued since publicationDate CommentsBS EN 4024:2009National forewordThis British Standard is the UK implementation of EN 4024:2009. Itsupersedes BS EN 4024:2001 which is withdrawn.The UK participation in its preparation was entr
3、usted to TechnicalCommittee ACE/69, Aerospace hydraulic systems, fluids andcomponents.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its
4、 correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 4024:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4024 July 2009 ICS 49.080 Supersedes EN 4024:2001 English Version Aerospace series - Pipe coupling 830 in titanium alloy - Elbows 4
5、5 welded end with thrust wire nut Srie arospatiale - Systme de raccordement 830 en alliage de titane - Raccords couds 45 souder avec crou jonc Luft- und Raumfahrt - Rohrverschraubung 830 aus Titanlegierung - Winkelverschraubungen 45 mit Anschweiende, mit Mutter mit Schubdraht This European Standard
6、was approved by CEN on 12 March 2009. 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 n
7、ational standards may be obtained on application to the CEN 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 a
8、nd notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembo
9、urg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, 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 2009 CEN All rights
10、 of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4024:2009: EBS EN 4024:2009EN 4024:2009 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Required characteristics .53.1 Configuration Dimensions Mass.53.2 Surface roughness 53.3 Mat
11、erials .53.4 Surface treatment 53.5 Internal surface finishing 74 Designation 75 Marking .76 Technical specification .77 Quality assurance 7BS EN 4024:2009EN 4024:2009 (E) 3 Foreword This document (EN 4024:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standa
12、rdization (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 member countries of ASD, prior to its presentation to CEN. This European Standard shall
13、be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 2010, and conflicting national standards shall be withdrawn at the latest by January 2010. Attention is drawn to the possibility that some of the elements of this docume
14、nt 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 4024:2001. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound
15、to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Swit
16、zerland and the United Kingdom. BS EN 4024:2009EN 4024:2009 (E) 4 1 Scope This standard specifies the characteristics of elbows 45, welded end, with thrust wire nut, for pipe couplings 830, in titanium alloy, for aerospace applications. Nominal pressure: up to 28 000 kPa Temperature range: 55 C to 1
17、35 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 document (including any amendments) applies. EN 2424 Aerospace ser
18、ies Marking of aerospace products. EN 2491 Aerospace series Molybdenum disulphide dry lubricants Coating methods. EN 2656 Aerospace series Pipe coupling Coupling end, welded Geometric configuration. EN 3264 Aerospace series Pipe coupling 830 in titanium alloy Thrust wire nuts. EN 3273 Aerospace seri
19、es Pipe coupling 830 Dynamic beam seal end for elbows, tees and crosses Geometric configuration. EN 3275 Aerospace series Pipe coupling 830 up to 28 000 kPa Dynamic beam seal Metric series Technical specification. EN 3311 Aerospace series Titanium alloy TI-P64001 Annealed Bar for machining D 150 m 1
20、)EN 3312 Aerospace series Titanium alloy TI-P64001 Grade 2 Annealed Forgings De 150 mm.1)EN 3314 Aerospace series Titanium 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) EN 4032
21、Aerospace series Pipe coupling 830 in titanium alloy Thrust wire. EN 9133 Aerospace series Quality management systems Qualification procedure for aerospace standard parts. ISO 5855-3 Aerospace MJ threads Part 3: Limit dimensions for fittings for fluid systems. 1) Published as ASD Prestandard at the
22、date of publication of this standard. BS EN 4024:2009EN 4024:2009 (E) 5 3 Required characteristics 3.1 Configuration 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 ac
23、ceptance requirements of EN 3275, type II are met. 3.2 Surface roughness According to Figure 1, unless otherwise specified in the design documentation. 3.3 Materials According to EN 3311 or EN 3314, EN 3312 or EN 3315. 3.4 Surface treatment Welded end without surface treatment min. 10 mm (outside an
24、d bore diameters). Lubrication: according to EN 2491, on contact area between thrust wire and coupling. 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. Dimensions in millimetres Key 1 Nut according to EN 3264
25、2 Thrust wire according to EN 4032 aArea for marking bAcross flats s2cAccording to EN 3273 dAccording to EN 2656 e Across flats s1fFully inserted Figure 1 BS EN 4024:2009EN 4024:2009 (E) 6 Table 1 Dimensions in millimetres Code a,bThread ce dl1 dl2l3 dl4l5 er s1s2Mass g/piece 4H5H 0,2 0,2 0,3 020,01
26、0,h13 h13 max. 0504 0505 MJ10 1 0,9 19 24,8 19 14 6,6 1,0 14 8 10,0 10,1 0605 MJ12 1,25 1,0 21 27,7 21 15 7,5 16 9 13,8 0805 0806 MJ14 1,5 1,4 24 32,6 24 16 9,4 18 11 16,7 16,8 1005 1008 MJ16 1,5 1,8 25 33,5 25 16 9,3 21 13 21,1 21,7 1205 1206 1209 MJ18 1,5 2,2 27 36,2 27 17 10,5 1,2 22 15 28,7 29,0
27、 29,7 1405 1408 1410 MJ20 1,5 2,4 28 37,1 28 19 10,4 24 16 33,8 34,8 35,4 1605 1606 1610 1612 MJ22 1,5 2,8 30 38,9 30 19 10,2 27 18 46,2 46,6 48,2 48,9 1805 1807 1810 1813 MJ24 1,5 3,2 32 41,1 32 19 10,9 30 21 61,2 62,1 63,4 64,6 2006 2007 2012 2015 MJ27 1,5 4,7 35 44,1 35 20 10,9 1,5 32 24 72,3 72,
28、8 75,3 76,7 2208 2212 2216 MJ30 1,5 4,3 37 46,1 37 21 10,8 36 27 92,4 94,7 96,0 2508 2509 2514 2518 MJ33 1,5 4,6 40 49,1 40 23 10,8 41 30 124,0 124,7 128,3 131,1 2808 2810 2816 2820 MJ36 1,5 5,3 43 52,1 43 24 10,8 46 34 148,9 150,6 155,7 158,9 3210 3212 MJ39 1,5 5,0 45 53,9 45 25 10,6 50 36 178,0 18
29、0,1 aCorresponds to the pipe nominal outside diameter and wall thickness. bRelationship between code and pressure classification according to EN 2656. cAccording to ISO 5855-3.dDrill depth dimension = l1+ e or l3+ e eOnly applicable when diameter d2to EN 3273 is smaller than the actual forging diame
30、ter. Differences between these diameters are acceptable. BS EN 4024:2009EN 4024:2009 (E) 7 3.5 Internal surface finishing Finishing shall 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. 4 Designation EXAMPLE Description block ELBOW 45 Identity b
31、lock EN4024-0806 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, style A and Figure 1. 6 Technical specification According to EN 3275, type II. 7 Quality assurance See E
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