1、BRITISH STANDARD AEROSPACE SERIES BS EN 2086:2004 Aluminium alloy AL-P2618A-T851 Hand and die forgings au 150 mm The European Standard EN 2086:2004 has the status of a British Standard ICS 49.025.20 BS EN 2086:2004 This British Standard was published under the authority of the Standards Policy and S
2、trategy Committee on 12 January 2005 BSI 12 January 2005 ISBN 0 580 45275 1 National foreword This British Standard is the official English language version of EN 2086:2004. The UK participation in its preparation was entrusted to Technical Committee ACE/61/-/24, Light alloys, which has the responsi
3、bility to: A list of organizations represented on this committee 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 Catalogue under the section entitled “Inter
4、national Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Br
5、itish Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international
6、and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title 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
7、 since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2086 December 2004 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P2618A - T851 - Hand and die forgings - a 150 mm Srie arospatiale - Alliage daluminium AL-P2618A - T851 - Pices forges
8、 et matrices - a 150 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P2618A - T851 - Freiform- und Gesenkschmiedestcke - a 150 mm This European Standard was approved by CEN on 15 July 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for gi
9、ving 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 Central Secretariat or to any CEN member. This European Standard exists in three official ver
10、sions (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 Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium,
11、 Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT
12、EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2086:2004: EEN 2086:2004 (E) 2 Contents Page Foreword3 Introduction
13、 .4 1 Scope 4 2 Normative references 4 EN 2086:2004 (E) 3 Foreword This document (EN 2086:2004) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standa
14、rd 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, either by publication of an identical text or by endorsement, at the latest
15、 by June 2005, and conflicting national standards shall be withdrawn at the latest by June 2005. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic,
16、 Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 2086:2004 (E) 4 Introduction This standard is part of the seri
17、es of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. This standard has been prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy AL-P2618A T851 Hand and die fo
18、rgings a 150 mm for aerospace applications. 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 ame
19、ndments) applies. EN 2486, Aerospace series Aluminium alloy AL-P2618A Forging stock 1)EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use EN 4400-7, Aerospace series Aluminium and aluminium- and magnesium- alloys Tech
20、nical specification Part 7: Aluminium alloy forgings 2)EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 2: Specific rules for aluminium, aluminium alloys and magnesium alloys 1) 1) Published as AECMA Prestandard at the date of publication
21、of this standard 2) In preparation at the date of publication of this standard EN 2086:2004 (E) 5 1 Material designation Aluminium 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
22、0,20 0,05 0,15 Base 3 Method of melting 4.1 Form Hand and die forgings 4.2 Method of production Forged from forging stock to EN 2486 4.3 Limit dimension(s) mm a 150 5 Technical specification EN 4400-7 Delivery condition T351 T851 6.1 Heat treatment 525 C 535 C a / WQ Boiling water + 1 % controlled s
23、tretched 5 % + = ambient / t 5 d 525 C 535 C a / WQ Boiling water + 1 % controlled stretched 5 % + 185 C 195 C / 16 h t 24 h 6.2 Delivery condition code K U Use condition T851 T851 7 Heat treatment Delivery condition + 185 C 195 C / 16 h t 24 h Delivery condition Characteristics 8.1 Test sample(s) S
24、ee EN 4400-7. 8.2 Test piece(s) See EN 4400-7. 8.3 Heat treatment Use condition 9 Dimensions concerned mm a 90 90 a 120 120 a 150 10 Thickness of cladding on each face % 11 Direction of test piece L LT ST L LT ST L LT ST 12 Temperature C Ambient Ambient Ambient 13 Proof stress R p0,2 MPa 385 375 375
25、 380 370 365 370 360 355 14 Strength R m MPa 440 435 425 430 425 415 420 415 405 15 Elongation A % 6 4,5 3 6 4,5 3 6 4,5 3 16 T Reduction of area Z % 17 Hardness 18 Shear strength R c MPa 19 Bending k 20 Impact strength 21 Temperature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupture stress R
26、 MPa 26 C Elongation at rupture A % 27 Notes (see line 98) a EN 2086:2004 (E) 6 44 External defects See EN 4400-7. 51 Macrostructure See EN 4400-7. 61 Internal defects See EN 4400-7. 82 Batch uniformity See EN 4400-7. 5 T351 T851 7 Electrical conductivity MS/m 17,5 (typical value) 21,0 (typical valu
27、e) or 115 (typical value) 135 (typical value) 16 per product 20 per product 7 Hardness HB 24 per batch 30 per batch 95 Marking inspection See EN 4400-7. 96 Dimensional inspection See EN 4400-7. 98 Notes aA longer solution heat treatment time than is usual may be required for this alloy, typically 4
28、h t 24 h. 99 Typical use EN 2086:2004 (E) 7 100 Product qualification See EN 4400-7. Qualification programme to be agreed between manufacturer and purchaser. BS EN 2086:2004 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible fo
29、r preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or
30、editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on th
31、e inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publ
32、ications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those
33、 that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services
34、 are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase p
35、rice of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-. Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- Further inform
36、ation about BSI is available on the BSI website at http:/www.bsi-. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no
37、extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessary details such as
38、 symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.
