1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58bar and section a or D k 150 mm with peripheral coarse grain controlThe European Standard EN 3347:2
2、005 has the status of a British StandardICS 49.025.20Aluminium alloy AL-P2024 T8511 Extruded BRITISH STANDARD AEROSPACE SERIESBS EN 3347:2005BS EN 3347:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 18 November 2005 BSI 18 November 2005I
3、SBN 0 580 46843 7Cross-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 Correspondence Index”, or by using the “Search” facility of the BSI Electro
4、nic 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 itself confer immunity from legal obligations.Summary of pagesThis do
5、cument 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 CommentsA list of organizations represented on this
6、 subcommittee can be obtained on request to its secretary.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.National forewordThis British Standard is the official English lan
7、guage version of EN 3347:2005.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: aid enquirers to understand the text; present to the responsible i
8、nternational/European committee any EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3347 October 2005 ICS 49.025.20 English Version Aerospace series - Aluminium alloy AL-P2024 - T8511 - Extruded bar and section - a or D 150 mm with peripheral coarse grain control Srie arospatiale - Alliage dalu
9、minium AL-P2024 - T8511 - Barres et profils fils - a ou D 150 mm avec contrle de la zone priphrique gros grains Luft- und Raumfahrt - Aluminiumlegierung AL-P2024 - T8511 - Stranggeprete Stangen und Profile - a oder D 150 mm mit Kontrolle der Grobkornrandzone This European Standard was approved by CE
10、N on 26 September 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 references concerning such national standa
11、rds 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 into its own language and notified to t
12、he 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, Luxembourg, Malta, Netherlands, Nor
13、way, 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 rights of exploitation in any form and by
14、 any means reserved worldwide for CEN national Members. Ref. No. EN 3347:2005: E2 Contents Page Foreword 3 Introduction4 1 Scope .4 2 Normative references .4 EN 3347:20053 Foreword This European Standard (EN 3347:2005) has been prepared by the European Association of Aerospace Manufacturers - Standa
15、rdization (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 Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard sh
16、all be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2006, and conflicting national standards shall be withdrawn at the latest by April 2006. Attention is drawn to the possibility that some of the elements of this docume
17、nt 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, the national standards organizations of the following countries are bound to implement this European Standard: Au
18、stria, 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 3347:20054 Introduction
19、 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 prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium al
20、loy AL-P2024- T8511 Extruded bar and section a or D 150 mm with peripheral coarse grain control for aerospace applications. This standard may also be used to supply material for use in the T8510 condition if specified by the purchaser on the order and the product is marked accordingly. 2 Normative r
21、eferences 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 amendments) applies. EN 4258, Aerospace series Metallic mate
22、rials General organization of standardization Links between types of EN standards and their use. EN 4400-3, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 3: Bar and section.1)EN 4500-2, Aerospace series Metallic materials Rules for drafting and presenta
23、tion 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. EN 3347:20055 1 Material designation Aluminium alloy AL-P2024- Others Element Si Fe Cu Mn Mg Cr Zn Ti Zr + Ti aEach
24、 Total Al min. 3,8 0,30 1,2 2 Chemical composition % max. 0,50 0,50 4,9 0,9 1,8 0,10 0,25 0,15 0,20 0,05 0,15 Base 3 Method of melting 4.1 Form Bar and section 4.2 Method of production Extruded 4.3 Limit dimension(s) mm a or D 150 5 Technical specification EN 4400-3 Delivery condition T8511 6.1 Heat
25、 treatment 490 C 500 C / WQ 40 C + 1 % controlled stretched 3 % + 185 C 195 C / 10 h t 14 h 6.2 Delivery condition code U Use condition T8511 7 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) See EN 4400-3. 8.2 Test piece(s) See EN 4400-3. 8.3 Heat treatment Use condition 9 Dime
26、nsions concerned mm a or D 6 6 a or D 35 35 a or D 150 10 Thickness of cladding on each face % 11 Direction of test piece L L L 12 Temperature C Ambient Ambient Ambient 13 Proof stress Rp0,2MPa 385 400 400 14 Strength RmMPa 440 455 455 15 Elongation A % A 50mm 4 A or A 50mm 5 4 16 T Reduction of are
27、a Z % 17 Hardness 18 Shear strength RcMPa 19 Bending k 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) aEN 3347:20056 44 External defects See EN 4400-3. 61 Internal defects See EN 4400-3. 82 B
28、atch uniformity See EN 4400-3. 7 Electrical conductivity MS/m 21 (Typical value) or 7 130 (Typical value) Hardness HB 16 per product 24 per batch 87 Extrusion back-end defect See EN 4400-3.88 Peripheral coarse grain See EN 4400-3.7 Level A 95 Marking inspection See EN 4400-3. 96 Dimensional inspecti
29、on See EN 4400-3. 98 Notes a A (Zr + Ti) addition may only be made subject to agreement with the purchaser. 99 Typical use EN 3347:20057 100 Product qualification See EN 4400-3. Qualification programme to be agreed between manufacturer and purchaser. EN 3347:2005BS EN BSI389 Chiswick High RoadLondon
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