1、BRITISH STANDARD AEROSPACE SERIESBS EN 2088:2005Aluminium alloy AL-P2014A T4 or T42 Clad sheet and strip 0,4 mm k a k 6 mmThe European Standard EN 2088:2005 has the status of a British StandardICS 49.025.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g4
2、9g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 2088:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 12 December 2005 BSI 12 December 2005ISBN 0 580 46302 8National forewordT
3、his British Standard is the official English language version of EN 2088:2005.The UK participation in its preparation 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 organiza
4、tions represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspon
5、dence 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 British Standard does not of it
6、self 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 UK interests informed; monitor related international and European developments and pro
7、mulgate them in the UK.Summary of pagesThis 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 since publicationAmd. No. Date Comme
8、ntsEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2088 August 2005 ICS 49.025.20 English Version Aerospace series - Aluminium alloy AL-P2014A - T4 or T42 - Clad sheet and strip - 0,4 mm a 6 mm Srie arospatiale - Alliage daluminium AL-P2014A - T4 ou T42 - Tles et bandes plaques - 0,4 mm a 6 mm
9、Luft- und Raumfahrt - Aluminiumlegierung AL-P2014A - T4 oder T42 - Bleche und Bnder - Plattiert - 0,4 mm a 6 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 stipulate the conditions for giving this Europe
10、an 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 versions (English,
11、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, Cyprus, Czech R
12、epublic, 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 EUROPEN DE NORMA
13、LISATION 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 2088:2005: E2 Contents Foreword 3 Introduction4 1 Scope .4 2 Normative references .
14、4 EN 2088:20053 Foreword This document (EN 2088:2005) 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 Nation
15、al 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 by February 2006, and conflicting nationa
16、l standards shall be withdrawn at the latest by February 2006. 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/CE
17、NELEC Internal Regulations, the 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, Ma
18、lta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 2088:20054 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 4
19、258. This standard has been prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy AL-P2014A T4 or T42 Clad sheet and strip 0,4 mm a 6 mm for aerospace applications. 2 Normative references The following referenced documents are indispensa
20、ble 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 4258, Aerospace series Metallic materials General organization of standardization Links between
21、 types of EN standards and their use. EN 4400-2, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 2: Sheet and strip. 1)EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 2: Specific rules for alum
22、inium, aluminium alloys and magnesium alloys. 1) 1) Published as AECMA Prestandard at the date of publication of this standard. EN 2088:20055 1 Material designation Aluminium alloy AL-P2014A Other Element Si Fe Cu Mn Mg Cr Ni Zn Ti Ti + Zr Each Total Al min. 0,50 3,9 0,40 0,20 2 Chemical composition
23、 % max. 0,9 0,50 5,0 1,2 0,8 0,10 0,10 0,25 0,15 0,20 0,05 0,15 Base 3 Method of melting 4.1 Form Clad sheet and strip 4.2 Method of production Rolled 4.3 Limit dimension(s) mm 0,4 a 6 5 Technical specification EN 4400-2 Delivery condition F O T4 6.1 Heat treatment 500 C 510 C / WQ 40 C + = ambient
24、/ t 5 d 6.2 Delivery condition code F A UUse condition T42 T47 Heat treatment Delivery condition + 500 C 510 C / WQ 40 C + = ambient / t 5 d 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: T4 Use condition:
25、T4 or T42 9 Dimensions concerned mm 0,4 a 1,6 1,6 a 6 0,4 a 1,6 1,6 a 6 10 Thickness of cladding on each face % 4 2 4 2 11 Direction of test piece LT LT 12 Temperature C Ambient Ambient 13 Proof stress Rp0,2MPa 240 245 14 Strength RmMPa 385 390 15 Elongation A % A50mm 14 A50mm 14 16 T Reduction of a
26、rea Z % 17 Hardness 18 Shear strength RcMPa 19 Bending k 1,5: = 180 2: = 180 20 Impact strength 21 Temperature C 22 Time h 23 Stress aMPa 24 Elongation a % 25 Rupture stress RMPa 26 C Elongation at rupture A % 27 Notes (see line 98) EN 2088:20056 44 External defects See EN 4400-2. 62 Diffusion in th
27、e cladding See EN 4400-2. See EN 4400-2. Material designationAluminium AL-P1050A Others Element Si Fe Cu Mn Mg Zn Ti Each Total Al min. 99,50 7 max. 0,25 0,40 0,05 0,05 0,05 0,07 0,05 0,03 or as an alternative, if agreed between manufacturer and purchaser Material designationAluminium AL-P1145- Othe
28、rs Element Si + Fe Cu Mn Mg Zn V Ti Each Total Al min. 99,45 72 Cladding chemical composition % 7 max. 0,55 0,05 0,05 0,05 0,05 0,05 0,03 0,03 See EN 4400-2. 5T4 82 Batch uniformity 7Electrical conductivity See EN 4400-2. 95 Marking inspection See EN 4400-2. 96 Dimensional inspection See EN 4400-2.
29、98 Notes 99 Typical use EN 2088:20057 100 Product qualification See EN 4400-2. Qualification programme to be agreed between manufacturer and purchaser. EN 2088:2005BS EN 2088:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible fo
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