EN 4450-2005 en Aerospace series - Aluminium alloy AL-P7050-T762 - Sheet - 0 8 mm less than or equal to a less than or equal to 6 mm《航空航天系列 铝合金AL-P7050-T762 薄板 0 8 mm≤a≤6 mm》.pdf

1、BRITISH STANDARD AEROSPACE SERIESBS EN 4450:2005Aluminium alloy AL-P7050-T762 Sheet 0,8 mm ka k6 mmThe European Standard EN 4450:2005 has the status of a British StandardICS 49.025.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3

2、g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 4450:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 4 October 2005 BSI 4 October 2005ISBN 0 580 46308 7National forewordThis British Standard is the

3、 official English language version of EN 4450:2005.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 organizations represented on this su

4、bcommittee 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 Correspondence Index”, or by using th

5、e “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 itself confer immunity from leg

6、al 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 promulgate them in the UK.Summar

7、y of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover 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 CommentsEURO

8、PEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4450 June 2005 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P7050-T762 - Sheet - 0,8 mm a 6 mm Srie arospatiale - Alliage daluminium AL-P7050-T762 - Tles - 0,8 mm a 6 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P7050-T762 -Bl

9、eche - 0,8 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 European Standard the status of a national standard without any alteration. Up-to-date lists and

10、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, French, German). A version in any other language made by translation under the responsibili

11、ty 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 Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Ita

12、ly, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, 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 Bruss

13、els 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4450:2005: E2 Foreword This document (EN 4450:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries a

14、nd 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 shall be given the status of a national sta

15、ndard, either by publication of an identical text or by endorsement, at the latest by December 2005, and conflicting national standards shall be withdrawn at the latest by December 2005. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rig

16、hts. 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, Cyprus, Czech Repub

17、lic, 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 4450:20053 Introduction This standard is part of the serie

18、s 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 alloy AL-P7050- T762 Sheet 0,8 mm a 6

19、 mm for aerospace application. 2 Normative references 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) appl

20、ies. EN 4258, Aerospace series Metallic materials General organization of standardization Links between 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 Metal

21、lic materials Rules for drafting and presentation 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 4450:20054 1 Material designation Aluminium alloy AL-P7050- Others

22、 Element Si Fe Cu Mn Mg Cr Zn Zr Ti Each Total Al min. 2,0 1,9 5,7 0,08 2 Chemical composition % max. 0,12 0,15 2,6 0,10 2,6 0,04 6,7 0,15 0,06 0,05 0,15 Base 3 Method of melting 4.1 Form Sheet 4.2 Method of production Rolled 4.3 Limit dimension(s) mm 0,8 a 6 5 Technical specification See EN 4400-2.

23、 Delivery condition F O T76 6.1 Heat treatment 470 C 485 C / WQ 40 C + 115 C 125 C / 4 h t 24 h + 157 C 175 C / 8 h t 20 h 6.2 Delivery condition code F A P Use condition T762 7 Heat treatment Delivery condition + 470 C 485 C / WQ 40 C + 115 C 125 C / 4 h t 24 h + 157 C 175 C / 8 h t 20 h Characteri

24、stics 8.1 Test sample(s) See EN 4400-2. 8.2 Test piece(s) See EN 4400-2. 8.3 Heat treatment Delivery condition: O Use condition: T762 9 Dimensions concerned mm 0,8 a 1,6 0,8 a 1,6 1,6 a 3,2 3,2 a 6 10 Thickness of cladding on each face % 11 Direction of test piece L LT L LT L LT L LT 12 Temperature

25、C Ambient Ambient Ambient Ambient13 Proof stress Rp0,2MPa 140 140 460 460 470 470 470 470 14 Strength RmMPa 210 210 500 515 510 525 530 530 15 Elongation A % A50 mm 15 A50 mm 15 A50 mm 7 A50 mm 7 A50 mm 7 A50 mm 7 A50 mm 7 A50 mm 7 16 T Reduction of area Z % 17 Hardness 18 Shear strength RcMPa 19 Be

26、nding 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) EN 4450:20055 32 Electrical conductivity See EN 4400-2. 722,0 MS/m 24,5 MS/m 44 External defects See EN 4400-2. 95 Marking inspection Se

27、e EN 4400-2. 96 Dimensional inspection See EN 4400-2. 98 Notes 99 Typical use EN 4450:20056 100 Product qualification See EN 4400-2. Qualification programme to be agreed between manufacturer and purchaser. EN 4450:2005blankBS EN 4450:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards Ins

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