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1、BRITISH STANDARD AEROSPACE SERIES BS EN 4267:2001 Round bars in titanium and titanium alloys Diameter 6 mm?D?160 mm Dimensions The European Standard EN 4267:2001 has the status of a British Standard ICS 49.025.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 4267:2001
2、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 23 October 2001 BSI 23 October 2001 ISBN 0 580 38605 8 National foreword This British Standard
3、is the official English language version of EN 4267:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/61, Inspection and testing requirements for aerospace metallic materials, which has the responsibility to: A list of organizations represented on this committee
4、can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using t
5、he “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not 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 fro
6、m legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries 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. Summary of
7、 pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPE
8、AN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4267 September 2001 ICS 49.025.30 English version Aerospace series - Round bars in titanium and titanium alloys - Diameter 6 mm ? D ? 160 mm - Dimensions Srie arospatiale - Barres rondes en titane et alliages de titane - Diamtres 6 mm ? D ? 160 mm - Dim
9、ensions Luft- und Raumfahrt - Rundstangen aus Titan und Titanlegierungen - Durchmesser 6 mm ? D ? 160 mm - Mae This European Standard was approved by CEN on 2 May 2001. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European S
10、tandard 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 Management Centre or to any CEN member. This European Standard exists in three official versions (English, French
11、, 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 Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark
12、, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Br
13、ussels 2001 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4267:2001 E EN 4267:2001 (E) 2 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes c
14、arried 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 AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, eit
15、her by publication of an identical text or by endorsement, at the latest by March 2002, and conflicting national standards shall be withdrawn at the latest by March 2002. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to i
16、mplement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. EN 4267:2001 (E) 3 0Introduction This standard is part of the series of
17、 EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. 1Scope This standard specifies the dimensions and tolerances of: Round bars in titanium and titanium alloys Diameter 6 mm ? D ? 160 mm for aerospace applications. 2Normative r
18、eferences 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 references, subsequent amendments to or revisions of any of
19、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. EN 3848Aerospace series - Semi-finished metallic products - Method of measuring form deviations. EN 4258Aerospac
20、e series - Metallic materials - General organization of standardization - Links between types of EN standards and their use 3Form See figure 1. Figure 1 EN 4267:2001 (E) 4 4Recommended dimensions and mass 4.1Diameter and mass See table 1. Table 1 Nominal D mm Linear mass a kg/m 60,13 80,23 100,35 12
21、0,51 140,69 160,90 181,15 201,41 221,71 242,04 262,39 282,77 303,18 323,62 344,09 364,58 385,10 405,65 457,16 508,83 6012,7 6314,0 7017,3 8022,6 9028,6 10035,3 11042,8 12050,9 12555,2 14069,3 15079,5 16090,5 a For information, calculated with a density of 4,5 kg/dm3 4.2Length The order shall specify
22、 if bars are to be supplied in fixed or in random lengths. In the event of a supply of random lengths the minimum and maximum values for the lengths shall be specified on the order. EN 4267:2001 (E) 5 5Tolerances 5.1Dimensional tolerances 5.1.1Diameter See table 2. Table 2 Dimensions in millimetres
23、DiameterTolerances 6 ? D ?12? 0,15 12 ? D ?18? 0,18 18 ? D ?30? 0,21 30 ? D ?50? 0,25 50 ? D ?80? 0,30 80 ? D ? 120? 0,50 120 ? D ? 160? 1,0 5.1.2Length See table 3, only applicable to bars supplied in fixed lengths. Table 3 Dimensions in millimetres Length Tolerances for thickness: All ? ? 600 ? 6
24、0 ? ? 600 ? 0,01 ? ? 0 5.2Geometric tolerances 5.2.1Straightness 5.2.1.1Method of measurement and symbols See EN 3848. EN 4267:2001 (E) 6 5.2.1.2Tolerances 5.2.1.2.1Bars in annealed condition See table 4. Table 4 Dimensions in millimetres Straightness deviation: Diameter Y1 per metreY2 on any length
25、 X2 a D ? 80? 5? 2,5 D ? 80? 3? 1,5 a X2 ? 400 5.2.1.2.2Bars in the solution treated and precipitation treated condition See table 5. Table 5 Dimensions in millimetres Straightness deviation: Diameter Y1 per metreY2 on any length X2 a D ? 80? 10? 7,5 D ? 80To be specified by agreement between manufa
26、cturer and purchaser a X2 ? 400 5.2.2Roundness 5.2.2.1Method of measurement See EN 3848. 5.2.2.2Tolerances See table 6. Table 6 Dimensions in millimetres DiameterRoundness deviation 6 ? D ?12? 0,15 12 ? D ?18? 0,18 18 ? D ?30? 0,21 30 ? D ?80? 0,30 80 ? D ? 120? 0,50 120 ? D ? 160? 1,0 BS EN 4267:20
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