1、BRITISH STANDARD AEROSPACE SERIES BS EN 2696:2005 Aerospace series Aluminium alloy AL-P7075-T6 or T62 Sheet and strip 0,4 mm ua u6 mm The European Standard EN 2696:2005 has the status of a British Standard ICS 49.025.20 BS EN 2696:2005 This British Standard was published under the authority of the S
2、tandards Policy and Strategy Committee on 13 October 2005 BSI 13 October 2005 ISBN 0 580 46323 0 National foreword This British Standard is the official English language version of EN 2696:2005. It supersedes BS EN 2696:1994 which is withdrawn. The UK participation in its preparation was entrusted b
3、y 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 Standards which impl
4、ement 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. This publication do
5、es 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 international/Europe
6、an 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 title page, pages 2
7、to 6, an inside back cover 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. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2696 June 2005 ICS 49.025.20 Supersedes EN 269
8、6:1993 English version Aerospace series - Aluminium alloy AL-P7075-T6 or T62 - Sheet and strip - 0,4 mm a 6 mm Srie arospatiale - Alliage daluminium AL-P7075-T6 ou T62 - Tles et bandes - 0,4 mm a 6 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P7075- T6 oder T62 - Bleche und Bnder - 0,4 mm a 6 mm T
9、his European Standard was approved by CEN on 22 April 2005. 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 bibliographical refere
10、nces 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 of a CEN member int
11、o 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, Latvia, Lithuania,
12、 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 2005 CEN All right
13、s of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2696:2005: EEN 2696:2005 2 Foreword This document (EN 2696:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes
14、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 status of a national standard, ei
15、ther by publication of an identical text or by endorsement, at the latest by December 2005, and conflicting national standards shall be withdrawn 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
16、and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 2696:1993. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria
17、, 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 the United Kingdom. EN 2696:2005 3 Introduction Thi
18、s 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 prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy
19、AL-P7075- T6 or T62 Sheet and strip 0,4 mm a 6 mm for aerospace application. 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 refer
20、enced document (including any amendments) applies. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4400-2, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 2: Sheet
21、and strip. 1)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 of this standard. 4 1 Material designatio
22、n Aluminium alloy AL-P7075- Others Element Si Fe Cu Mn Mg Cr Zn Ti Each Total Al min. 1,2 2,1 0,18 5,1 2 Chemical composition % max. 0,40 0,50 2,0 0,30 2,9 0,28 6,1 0,20 0,05 0,15 Base 3 Method of melting 4.1 Form Sheet and strip 4.2 Method of production Rolled 4.3 Limit dimension(s) mm 0,4 a 6 5 Te
23、chnical specification EN 4400-2 Delivery condition F O T6 T6 6.1 Heat treatment 460 C 485 C / WQ 40 C + 115 C 135 C / 20 h t 30 h 460 C 485 C / WQ 40 C + 115 C 135 C / 20 h t 30 h 6.2 Delivery condition code F A P U Use condition T62 T6 7 Heat treatment Delivery condition + 460 C 485 C / WQ 40 C + 1
24、15 C 135 C / 20 h t 30 h Delivery condition Characteristics 8.1 Test sample(s) See EN 4400-2. 8.2 Test piece(s) See EN 4400-2. 8.3 Heat treatment Delivery condition: O Use condition: T6 or T62 9 Dimensions concerned mm 0,4 a 6 0,4 a 0,8 0,8 a 3,2 3,2 a 6 10 Thickness of cladding on each face % 11 Di
25、rection of test piece LT LT LT LT 12 Temperature C Ambient Ambient Ambient Ambient 13 Proof stress R p0,2MPa 145 460 470 475 14 Strength R m MPa 275 525 540 540 15 Elongation A % A 50 mm 10 A 50 mm 7 A 50 mm 8 A 50 mm 8 16 T Reduction of area Z % 17 Hardness 18 Shear strength R c MPa 19 Bending k 20
26、 Impact strength 21 Temperature 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) EN 2696:20055 44 External defects See EN 4400-2. 82 Batch uniformity See EN 4400-2. 5T6 7Electrical conductivity MS/m 19,0 (Typical value) or 71
27、60 (Typical value) Hardness HB 20 per product 30 per batch 95 Marking inspection See EN 4400-2. 96 Dimensional inspection See EN 4400-2. 98 Notes 99 Typical use EN 2696:20056 100 Product qualification See EN 4400-2. Qualification programme to be agreed between manufacturer and purchaser. EN 2696:200
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