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1、BRITISH STANDARD AEROSPACE SERIES BS EN 2486:2005 Aluminium alloy AL-P2618A Forging stock The European Standard EN 2486:2005 has the status of a British Standard ICS 49.025.20 ? Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 2486:2005
2、 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 25 November 2005 BSI 25 November 2005 ISBN 0 580 47274 4 National foreword This British Standard is the official English language version of EN 2486:2005. The UK participation in its preparatio
3、n was entrusted by Technical Committee ACE/61, Metallic materials for aerospace purposes, to Subcommittee ACE/61/-/24, Light alloys, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Sta
4、ndards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. Th
5、is publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible int
6、ernational/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN tit
7、le page, pages 2 to 7 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BS
8、I EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2486 February 2005 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P2618A - Forging stock Srie arospatiale - Alliage daluminium AL-P2618A - Produits destins la forge Luft- und Raumfahrt - Aluminiumlegierung AL-P2618A - Schmie
9、devormaterial This European Standard was approved by CEN on 10 September 2004. 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 bib
10、liographical references concerning such national standards may be obtained on application to the Central Secretariat 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
11、of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
12、 Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, 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 Brussels
13、 2005 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2486:2005: E Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 2 Contents Page Foreword3 0 Introduction4
14、 1 Scope 4 2 Normative references4 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 3 Foreword This document (EN 2486:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STA
15、N). 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 AECMA, prior to its presentation to CEN. This European Standard shall be given the sta
16、tus of a national standard, either by publication of an identical text or by endorsement, at the latest by August 2005, and conflicting national standards shall be withdrawn at the latest by August 2005. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the f
17、ollowing countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sw
18、eden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 4 0 Introduction This document is part of the series of EN metallic material standards for aerospace applications. The general organizatio
19、n of this series is described in EN 4258. This document has been prepared in accordance with EN 4500-2. 1 Scope This document specifies the requirements relating to: Aluminium alloy AL-P2618A Forging stock for aerospace applications. 2 Normative references The following referenced documents are indi
20、spensable 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 4400-6, Aerospace series Aluminium and aluminium- and magnesium- alloys Technical specifi
21、cation Part 6: Aluminium alloy forging stock.1) EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 2: Spe
22、cific rules for aluminium, aluminium alloys and magnesium alloys.1) 1) Published as AECMA Prestandard at the date of publication of this standard Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 5 1 Material designation Alumi
23、nium alloy AL-P2618A Others Element Si Fe Cu Mn Mg Ni Zn Ti +Zr Ti Each Total Al min. 0,15 0,9 1,8 1,2 0,8 2 Chemical composition % max. 0,25 1,4 2,7 0,25 1,8 1,4 0,15 0,25 0,20 0,05 0,15 Base 3 Method of melting 4.1 Form Ingot or billet Rod, bar or section Plate 4.2 Method of production Cast Extrud
24、ed Hot rolled 4.3 Limit dimension(s) mm a or D 1000 a or D 400 a 400 5 Technical specification EN 4400-6 EN 4400-6 EN 4400-6 6.1 Delivery condition 03 F F Heat treatment 6.2 Delivery condition code U U U 7 Use condition 03 F F Heat treatment Delivery condition Delivery condition Delivery condition C
25、haracteristics 8.1 Test sample(s) See EN 4400-6 See EN 4400-6 See EN 4400-6 8.2 Test piece(s) See EN 4400-6 See EN 4400-6 See EN 4400-6 8.3 Heat treatment T6 ( see line 29 ) T6 ( see line 29 ) T6 ( see line 29 ) 9 Dimensions concerned mm See EN 4400-6 See EN 4400-6 See EN 4400-6 10 Thickness of clad
26、ding on each face % 11 Direction of test piece L L L 12 Temperature C Ambient Ambient Ambient 13 Proof stress Rp0,2 MPa 340a 340a 340a 14 Strength Rm MPa 430a 430a 430a 15 Elongation A % 6a 6a 6a 16 T Reduction of area Z % 17 Hardness 18 Shear strength Rc MPa 19 Bending k 20 Impact strength 21 Tempe
27、rature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupture stress R MPa 26 C Elongation at rupture A % 27 Notes (see line 98) a Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 6 29 Reference heat treatment Forged test p
28、ieces (cast stock, extruded stock or plate) or delivery condition (extruded stock) + 520 C 535 Cb/ WQ Boiling water + 195 C 205 C / 16 h t 24 h 44 External defects See EN 4400-6 61 Internal defects See EN 4400-6 See EN 4400-6 3 Extruded forging stock 87 Back - end defect 7 See EN 4400-6 See EN 4400-
29、6 3 Extruded forging stock 88 Peripheral coarse grain 7 Level A 95 Marking inspection See EN 4400-6 96 Dimensional inspection See EN 4400-6 98 Notes a The “capability clause“ may apply b A longer solution heat treatment time than is usual may be required for this alloy, typically 4h t 24h 99 Typical
30、 use Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 2486:2005 (E) 7 See EN 4400-6 100 Product qualification Qualification programme to be agreed between the manufacturer and purchaser. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov
31、03 01:36:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 2486:2005 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international
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