EN 2512-2014 en Aerospace series - Aluminium alloy AL-P7175 - T7351 - Plate - 6mm a 100 mm《航空航天系列 铝合金al-p7175 T7351板6毫米＜= 100毫米》.pdf

1、BSI Standards PublicationBS EN 2512:2014Aerospace series Aluminium alloy AL-P7175 T7351 Plate 6mm a 100 mmBS EN 2512:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 2512:2014.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61

2、/-/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. The British Standards

3、Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 84471 3ICS 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 October 2014.Amendmen

4、ts issued since publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2512 October 2014 ICS 49.025.20 English Version Aerospace series - Aluminium alloy AL-P7175 - T7351 - Plate - 6mm a 100 mm Srie arospatiale - Alliage dluminium AL-P7175 - T7351 -Tles paisses - 6 mm a 10

5、0 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P7175 - T7351 - Platten - 6 mm a 100 mm This European Standard was approved by CEN on 4 January 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status

6、 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 any CEN member. This European Standard exists in three official versions (English, French, Germ

7、an). 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 versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia

8、, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and Unit

9、ed 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 exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN

10、2512:2014 EBS EN 2512:2014EN 2512:2014 (E) 2 Contents Page Foreword 3 Introduction . 4 1 Scope 5 2 Normative references 5 BS EN 2512:2014EN 2512:2014 (E) 3 Foreword This document (EN 2512:2014) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STA

11、N). 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 ASD, prior to its presentation to CEN. This European Standard shall be given the statu

12、s of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2015, and conflicting national standards shall be withdrawn at the latest by April 2015. Attention is drawn to the possibility that some of the elements of this document may be the subject

13、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: Austria, Belgium, Bulgar

14、ia, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turk

15、ey and the United Kingdom. BS EN 2512:2014EN 2512:2014 (E) 4 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 4258. This standard has been prepared in accordance with EN 4500-2. B

16、S EN 2512:2014EN 2512:2014 (E) 5 1 Scope This European Standard specifies the requirements relating to: Aluminium alloy AL-P7175- T7351 Plate 6 mm a 100 mm for aerospace applications. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and

17、 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 amendments) applies. EN 2131, Aerospace series Plates in aluminium alloys Thickness 6 mm a 160 mm Dimensions EN 4258, Aer

18、ospace series Metallic materials General organization of standardization Links between types of EN standards and their use EN 4400-1, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 1: Plate 1)EN 4500-2, Aerospace series Metallic materials Rules for draft

19、ing 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 2512:2014EN 2512:2014 (E) 6 1 Material designation Aluminium alloy AL-P71

20、75- 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 Base max. 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 Plate 4.2 Method of production Rolled 4.3 Limit dimension(s) mm 6 a 100 5 Technical specification EN 4400-1 6.

21、1 Delivery condition T7351 Heat treatment 460 C 480 C / WQ 40 C + 1,5 % controlled stretched 3 % + 100 C 135 C / 3 h t 24 h a+ 155 C 175 C / 8 h t 30 h a6.2 Delivery condition code U 7 Use condition T7351 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) See EN 4400-1 8.2 Test pie

22、ce(s) See EN 4400-1 8.3 Heat treatment Use condition 9 Dimensions concerned mm 6 a 12 12 a 25 25 a 40 10 Thickness of cladding on each face % 11 Direction of test piece L LT L LT L LT 12 T Temperature C Ambient Ambient Ambient 13 Proof stress Rp0,2MPa 395 390 395 390 395 390 14 Strength RmMPa 470 48

23、0 470 480 460 470 15 Elongation A % A50mm 7 A50mm 7 7 7 6 6 16 Reduction of area Z % continued 9 Dimensions concerned mm 40 a 60 60 a 80 80 a 100 10 Thickness of cladding on each face % 11 Direction of test piece L LT ST L LT ST L LT ST 12 T Temperature C Ambient Ambient Ambient 13 Proof stress Rp0,

24、2MPa 360 370 340 340 350 330 340 340 320 14 Strength RmMPa 450 460 430 435 440 420 420 420 410 15 Elongation A % 6 6 A4D 4 6 6 A4D 4 6 6 A4D 4 16 Reduction of area Z % 17 Hardness HB 18 Shear strength RcMPa 19 Bending k 20 Impact strength 21 C Temperature C 22 Time h 23 Stress aMPa 24 Elongation a %

25、 25 Rupture stress RMPa 26 Elongation at rupture A % 27 Notes (see line 98) a BS EN 2512:2014EN 2512:2014 (E) 7 32 Electrical conductivity See EN 4400-1. 7 23,0 MS/m Acceptable 22,0 MS/m 23,0 MS/m Acceptable if Rp0,2 LT Rp0,2min. LT + 85 MPa or if stress corrosion test is acceptable. 22,0 MS/m Not a

26、cceptable 39 Stress corrosion for qualification See EN 4400-1. 6 = 75 % Rp0,2min. LT (Not applicable for a 40 mm) 7 t 20 days 40 Fracture toughness (K1C) for qualification See EN 4400-1. 7 Dimensions (mm) LT MPa m 25 a 100 25 44 External defects See EN 4400-1. 47 Notch/yield ratio Re/Rp0,2See EN 440

27、0-1. 61 Internal defects See EN 4400-1. 82 Batch uniformity See EN 4400-1. 95 Marking inspection See EN 4400-1. 96 Dimensional inspection See EN 4400-1. 7 See EN 2131. 98 Notes a Artificial ageing may be carried out using the following alternative single stage method: heating to a temperature of 155

28、 C 175 C at a rate not exceeding 20 C/h and soaking at this temperature for 8 h t 30 h. 99 Typical use BS EN 2512:2014EN 2512:2014 (E) 8 100 Product qualification See EN 4400-1. Qualification programme to be agreed between manufacturer and purchaser. This page deliberately left blankBSI is the natio

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