1、BSI Standards PublicationBS EN 4293:2014Aerospace series Aluminium alloy AL-P7175 T73511 Extruded bar and section a or D 150 mmBS EN 4293:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4293:2014.The UK participation in its preparation was entrusted to Tech
2、nicalCommittee ACE/61/-/24, Light Alloys for Aerospace Purposes.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. T
3、he British Standards Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 84537 6ICS 49.025.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31
4、May 2014.Amendments issued since publicationDate Text affectedBS EN 4293:2014EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4293 April 2014 ICS 49.025.20 English Version Aerospce series - Aluminium alloy AL-P7175 - T73511 - Extruded bar and section - a or D 150 mm Srie arospatiale - Alliage dl
5、uminium AL-P7175 - T73511 - Barres et profils fils - a ou D 150 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P7175 - T73511 - Stranggepresste Stangen und Profile - a oder D 150 mm This European Standard was approved by CEN on 4 January 2014. CEN members are bound to comply with the CEN/CENELEC Int
6、ernal 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 standards may be obtained on application to the CEN-CENELEC Management Centre or to an
7、y 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 the CEN-CENELEC Management Centre has the same status as the official v
8、ersions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norwa
9、y, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploi
10、tation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4293:2014 EBS EN 4293:2014EN 4293:2014 (E) 2 Contents Page Foreword 3 Introduction . 4 1 Scope 5 2 Normative references 5 BS EN 4293:2014EN 4293:2014 (E) 3 Foreword This document (EN 4293:2014) has been prep
11、ared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-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 countr
12、ies of ASD, 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 October 2014, and conflicting national standards shall be withdrawn at the latest by October 2014. Att
13、ention 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, the national standards organizations o
14、f the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Net
15、herlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4293:2014EN 4293:2014 (E) 4 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of thi
16、s series is described in EN 4258. This standard has been prepared in accordance with EN 4500-2. BS EN 4293:2014EN 4293:2014 (E) 5 1 Scope This European Standard specifies the requirements relating to: Aluminium alloy AL-P7175- T73511 Extruded bar and section a or D 150 mm for aerospace applications.
17、 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amen
18、dments) applies. EN 4258, Aerospace series Metallic materials 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 section1)EN 4500-2, Aerospace ser
19、ies 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 ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). BS EN 4293:2014EN 4293:2014 (E) 6 1 Mate
20、rial designation Aluminium alloy AL-P7175- 2 Chemical composition % Element Si Fe Cu Mn Mg Cr Zn Ti Others Al Each Total min. 1,2 2,1 0,18 5,1 Basemax. 0,15 0,20 2,0 0,10 2,9 0,28 6,1 0,10 0,05 0,15 3 Method of melting 4.1 Form Bar and section 4.2 Method of production Extruded 4.3 Limit dimension(s)
21、 mm a or D 150 5 Technical specification EN 4400-3 6.1 Delivery condition T73511 Heat treatment 455 C 475 C / WQ 40 C + 1 % controlled stretched 3 % + minor straightening + 105 C 125 C / 6 h t 24 h + 172 C 182 C / 6 h t 16 h 6.2 Delivery condition code U 7 Use condition T73511 Heat treatment Deliver
22、y 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 Dimensions concerned mm a or D 10 10 25 mm 6 = 70 % Rp0,2min. L 7 t = 20 days 40 Fracture toughness (K1C) for qualification See EN 4400-3. 7 Dimensions (mm) T L MPa m 40
23、a or D 150 25 44 External defects See EN 4400-3. 51 Macrostructure See EN 4400-3. 61 Internal defects See EN 4400-3. 82 Batch uniformity See EN 4400-3. 7 Electrical conductivity or Hardness HBW 140 (typical value) 20 per product 30 per batch 95 Marking inspection See EN 4400-3. 96 Dimensional inspec
24、tion See EN 4400-3. 98 Notes a Or A50mm 7 %. 99 Typical use BS EN 4293:2014EN 4293:2014 (E) 8 100 Product qualification See EN 4400-3. Qualification programme to be agreed between manufacturer and purchaser. This page deliberately left blankBSI is the national body responsible for preparing British
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