BS EN 4286-2005 Aerospace series - Aluminium alloy AL-P8090-T89 - Die forgings - a 125 mm《航空航天系列 AL-P8090-T89型铝合金 模锻件 a≤125mm》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 4286:2005 Aluminium alloy AL-P8090-T89 Die forgings a k125 mm The European Standard EN 4286:2005 has the status of a British Standard ICS 49.025.20 BS EN 4286:2005 This British Standard was published under the authority of the Standards Policy and Strategy Com

2、mittee on 5 October 2005 BSI 5 October 2005 ISBN 0 580 46319 2 National foreword This British Standard is the official English language version of EN 4286:2005. The UK participation in its preparation was entrusted by Technical Committee ACE/61, Metallic materials for aerospace purposes, to Subcommi

3、ttee 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 Standards which implement international or European publications referred to in this document may be fou

4、nd 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. This publication does not purport to include all the necessary provisions of a contract. Users are resp

5、onsible 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 international/European committee any enquiries on the interpretation, or proposals for change, and keep

6、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 title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright notice displayed in t

7、his document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4286 June 2005 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P8090-T89 - Die forgings - a 125 mm Srie arospa

8、tiale - Alliage daluminium AL-P8090-T89 - Pices matrices - a 125 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P8090-T89 - Gesenkschmiedestcke - a 125 mm This European Standard was approved by CEN on 22 April 2005. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stip

9、ulate 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 national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard e

10、xists 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 and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards

11、bodies of 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, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE

12、 FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4286:2005: EEN 4286:2005 2 Foreword This

13、 document (EN 4286:2005) 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 Standard has received the approval of the National Associations and the Offic

14、ial 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 December 2005, and conflicting national standards shall be withdraw

15、n at the latest by December 2005. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, t

16、he national standards organizations of the following 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, Pol

17、and, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 4286:2005 3 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. This standard has been

18、prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy AL-P8090- T89 Die forgings a 125 mm for aerospace application. 2 Normative references The following referenced documents are indispensable for the application of this document. For da

19、ted references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2082-3, Aerospace series Aluminium alloy forging stock and forgings Technical specification Part 3: Pre-production and production forgings. EN

20、4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4291, Aerospace series Aluminium alloy AL-P8090- Forging stock. 1)EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material sta

21、ndards Part 2: Specific rules for aluminium, aluminium alloys and magnesium alloys. 1)EN 6018, Aerospace series Test methods for metallic materials Determination of density according to displacement method. 1) 1) Published as AECMA Prestandard at the date of publication of this standard. 4 1 Materia

22、l designation Aluminium alloy AL-P8090- Others Element Si Fe Cu Mn Mg Cr Zn Li Zr Ti Each Total Al min. 1,0 0,6 2,2 0,04 2 Chemical composition % max. 0,20 0,30 1,6 0,10 1,3 0,10 0,25 2,7 0,16 0,10 0,05 0,15 Base 3 Method of melting 4.1 Form Die forgings 4.2 Method of production Forged from forging

23、stock EN 4291 4.3 Limit dimension(s) mm a 125 5 Technical specification EN 2082-3 Delivery condition T89 6.1 Heat treatment 525 C 535 C / WQ 35 C + 2 % cold deformed 5 % + 170 C 180 C / 20 h t 30 h 6.2 Delivery condition code U Use condition T89 7 Heat treatment Delivery condition Characteristics 8.

24、1 Test sample(s) See EN 2082-3. 8.2 Test piece(s) See EN 2082-3. 8.3 Heat treatment Use condition. 9 Dimensions concerned mm a 125 10 Thickness of cladding on each face % 11 Direction of test piece L LT ST 12 Temperature C Ambient Ambient Ambient 13 Proof stress R p0,2 MPa 330 305 300 14 Strength R

25、m MPa 430 420 380 15 Elongation A % 3 3 1 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 aMPa 24 Elongation a % 25 Rupture stress R MPa 26 C Elongation at rupture A % 27 Notes (see line 98) EN 4286:2005 5 40 Fract

26、ure toughness (K 1C ) See EN 2082-3. 7 Dimensions mm L-T MPa m T-L MPa m S-L MPa m 20 a 125 18 16 11 44 External defects See EN 2082-3. 51 Macrostructure See EN 2082-3. 61 Internal defects See EN 2082-3. 68 Density 1 EN 6018 2 The “capability clause“ applies 7 2,56 kg/dm 382 Batch uniformity See EN

27、2082-3. 7 Electrical conductivity MS/m 11,6 (Typical value) or 145 (Typical value) Hardness HB 20 per product 30 per batch 95 Marking inspection See EN 2082-3. 96 Dimensional inspection See EN 2082-3. 98 Notes 99 Typical use EN 4286:2005 6 100 Product qualification Qualification programme to be agre

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