1、BRITISH STANDARD AEROSPACE SERIES BS EN 3553:2004 Aluminium alloy AL-P2618A-T6511 Extruded bar and section a or Du 160 mm The European Standard EN 3553:2004 has the status of a British Standard ICS 49.025.20 BS EN 3553:2004 This British Standard was published under the authority of the Standards Pol
2、icy and Strategy Committee on 13 January 2005 BSI 13 January 2005 ISBN 0 580 45270 0 National foreword This British Standard is the official English language version of EN 3553:2004. The UK participation in its preparation was entrusted to Technical Committee ACE/61/-/24, Light alloys, which has the
3、 responsibility 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 entitl
4、ed “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 responsible for its correct application. Compliance
5、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 the UK interests informed; monitor related inter
6、national 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. Amendmen
7、ts issued since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3553 December 2004 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P2618A - T6511 - Extruded bar and section - a or D 160 mm Srie arospatiale - Alliage daluminium AL-P2618A - T
8、6511 - Barres et profils fils - a ou D 160 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P2618A - T6511 - Stranggepresste Stangen und Profile - a oder D 160 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
9、 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 standards may be obtained on application to the Central Secretariat or to any CEN member. This European Stand
10、ard 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 the Central Secretariat has the same status as the official versions. CEN members are the national stand
11、ards 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 COMM
12、ITTEE FOR STANDARDIZATION COMIT 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 3553:2004: EEN 3553:2004 (E) 2 Cont
13、ents Page Foreword3 Introduction .4 1 Scope 4 2 Normative references 4 EN 3553:2004 (E) 3 Foreword This document (EN 3553:2004) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules
14、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, either by publication of an identical text
15、or by endorsement, at the latest 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,
16、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 3553:2004 (E) 4 Introduction T
17、his 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 allo
18、y AL-P2618A T6511 Extruded bar and section a or D 160 mm for aerospace applications. This standard may also be used to supply material for use in the T6510 condition if specified by the purchaser on the order and the product is marked accordingly. 2 Normative references The following referenced docu
19、ments 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 materials General organization of standardi
20、zation 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 presentation of material standards Part 2: Spec
21、ific rules for aluminium, aluminium alloys and magnesium alloys 1) 1) Published as AECMA Prestandard at the date of publication of this standard EN 3553:2004 (E) 5 1 Material designation Aluminium alloy AL-P2618A Others Element Si Fe Cu Mn Mg Ni Zn Zr + Ti Ti Each Total Al min. 0,15 0,9 1,8 1,2 0,8
22、2 Chemical composition % max. 0,25 1,4 2,7 0,25 1,8 1,4 0,15 0,25 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 160 5 Technical specification EN 4400-3 Delivery condition T4511 aT6511 6.1 Heat treatment 525 C 535 C
23、 / WQ 80 C b+ 1 % controlled stretched 3 % + = ambient / t 5 d 525 C 535 C / WQ 80 C b+ 1 % controlled stretched 3 % + 187 C 205 C / 16 h t 24 h 6.2 Delivery condition code K U Use condition T6511 T6511 7 Heat treatment Delivery condition + 187 C 205 C / 16 h t 24 h Delivery condition Characteristic
24、s 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 Dimensions concerned mm a or D 10 10 a or D 100 100 a or D 160 10 Thickness of cladding on each face % 11 Direction of test piece L L L 12 Temperature C Ambient Ambient Ambient 13 Proof stress R p
25、0,2 MPa 340 360 350 14 Strength R m MPa 410 420 410 15 Elongation A % A 50mm 5 6 6 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 MPa 26 C Elongation at rupture A % 27 N
26、otes (see line 98) a, b EN 3553:2004 (E) 6 44 External defects See EN 4400-3. 61 Internal defects See EN 4400-3. 82 Batch uniformity See EN 4400-3. 7T4511 T6511 Electrical conductivity MS/m 18,0 (Typical value) 21,0 (Typical value) or 115 (Typical value) 135 (Typical value) 20 per product 20 per pro
27、duct 7 Hardness HB 30 per batch 30 per batch 87 Extrusion back-end defect See EN 4400-3. 95 Marking inspection See EN 4400-3. 96 Dimensional inspection See EN 4400-3. 98 Notes a T4510 if the use condition is T6510. b A longer solution heat treatment time than is usual may be required for this alloy,
28、 typically 4 h t 24 h.99 Typical use EN 3553:2004 (E) 7 100 Product qualification See EN 4400-3. Qualification programme to be agreed between manufacturer and purchaser. BS EN 3553:2004 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body re
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