1、BRITISH STANDARD AEROSPACE SERIES Pipe coupling 8“30 in titanium alloy - Elbows 90“ The European Standard EN 4017:2001 has the status of a British Standard ICs 49.025.30; 49.035 BS EN 4017:2001 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 4017:ZOOl Amd. No. National f
2、oreword Date Comments This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on i9 October 2001 This British Standard is the official English language ve
3、rsion of EN 4017:2001. The UK participation in its preparation was entrusted to Technical Committee ACE169, Aerospace Hydraulic Systems, Fluids and Components, which has the responsibility to: - - aid enquirers to understand the text; present to the responsible international/European committee any e
4、nquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references Th
5、e British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does n
6、ot purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside
7、front cover, the EN title page, pages 2 to 5, and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication m Q EI 19 October 2001 I I ISBN O 580 37166 2 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4017 S
8、eptember 2001 ICs 49.080 English version Aerospace series - Pipe coupling 8“30 in titanium alloy - Elbows 90“ Srie arospatiale - Systme de raccordement 8“30 en alliage de titane - Raccords couds 90“ Luft- und Raumfahrt - Rohrverschraubung 8“30 aus Titanlegierung - Winkelverschraubungen 90“ This Euro
9、pean Standard was approved by CEN on 29 December 2000. CEN members are bound to comply with the CENICENELEC 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
10、concerning such national standards may be obtained on application to the 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 o
11、wn language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Swe
12、den, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 8-1050 Brussels O 2001 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Mem
13、bers. Ref. No. EN 4017:2001 E EN 4017:ZOOl (E) Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). Afer inquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the Natio
14、nal Associations and the Official Services of the member countries of AECMA, 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 March 2002, and conflicting national
15、standards shall be withdrawn at the latest by March 2002. According to the CENICENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Ice
16、land, Ireland, Italy, Luxembourg, Netherlands, Notway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 2 EN 4017:2001 (E) 1 Scope This standard specifies the characteristics of elbows go“, for pipe couplings 8“30, in titanium alloy, for aerospace applications. Nominal pressure: up to 28
17、 O00 kPa Temperature range: - 55 “C to 135 “C 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated r
18、eferences, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references, the latest edition of the publication referred to applies (including amendments). IS0 5855-3, Aerospace - MJ th
19、reads - Parf 3: Limit dimensions for fittings for fluid systems. EN 2424, Aerospace series - Marking of aerospace products EN 2491, Aerospace series - Molybdenum disulphide dry lubricants - Coating methods. EN 3274, Aerospace series - Pipe coupling “30- Thread ends - Geometric configuration. EN 3275
20、, Aerospace series - Pipe coupling 8“30 up to 28 O00 kPa - Dynamic beam seal - Metric series - Technical specification. EN 331 1, Aerospace series - Titanium alloy TI-P64001 - Annealed - Bar for machining - D L 150 mm.) EN 3312, Aerospace series - Titanium alloy TI-P64001- Grade 2 - Annealed - Forgi
21、ngs - D, I 150 mm.) EN 3314, Aerospace series - Titanium alloy TI-P64001 - Solution treated and aged - Bar for machining - D 5 75 mm.) EN 331 5, Aerospace series - Titanium alloy TI-P64001- Solution treated and aged - Forgings - De I 75 mm.) I) Published as AECMA Prestandard at the date of publicati
22、on of this standard 3 EN 4017:2001 (E) 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 acceptance require- ments of EN
23、 3275, type II are met. 3.2 Surface roughness According to figure 1, unless otheiwise specified in the design documentation. 3.3 Material According to EN 3311 or EN 3314, EN 3312 or EN 3315. 3.4 Surface treatment Lubrication: according to EN 2491, on threads and sealing faces. Prior to application o
24、f 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 shall give a radius R of 0,3 mm to 1,0 mm and a surface roughness of 0,8 pm. Hand deburring is not permitted. Dimensions in millimetres X a Ar
25、ea for marking Thread According to EN 3274, form C Across flats s e R 0,3 to 1,0 Figure I 4 Table 1 EN 4017:2001 (E) Dimensions in millirnetres a Corresponds to the pipe nominal outside diameter. According to IS0 5855-3. Drill depth dimension. Across flats 4 Designation EXAMPLE Description block ELB
26、OW 90 Identity bl& Number of this standard code (see table 1) 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. 5 BS EN 4017:ZOOl BSI
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