1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58The European Standard EN 4292:2005 has the status of a British StandardICS 49.025.20Aluminium alloy
2、 AL-R39002 Forging stockBRITISH STANDARD AEROSPACE SERIESBS EN 4292:2005BS EN 4292:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 7 October 2005 BSI 7 October 2005ISBN 0 580 46312 5National forewordThis British Standard is the official E
3、nglish language version of EN 4292:2005.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 subcommittee
4、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 the “Search”
5、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 legal obligati
6、ons. 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.Summary of pagesT
7、his 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 CommentsEUROPEAN STANDA
8、RDNORME EUROPENNEEUROPISCHE NORMEN 4292June 2005ICS 49.025.20English versionAerospace series - Aluminium alloy AL-R39002 - Forging stockSrie arospatiale - Alliage daluminium AL-R39002 -Produits destins la forgeLuft- und Raumfahrt - Aluminiumlegierung AL-R39002 -SchmiedevormaterialThis European Stand
9、ard 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 EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such
10、 nationalstandards 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 translationunder the responsibility of a CEN member into its own language and
11、notified to the Central Secretariat has the same status as the officialversions.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, Nether
12、lands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form a
13、nd by any means reservedworldwide for CEN national Members.Ref. No. EN 4292:2005: E2 Foreword This document (EN 4292:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of th
14、is 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 or by
15、 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 rights. CEN and/or CENELEC shall not be held responsible f
16、or 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 Republic, Denmark, Estonia, Finland, France, Germany, Greece
17、, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 4292:20053 Introduction This standard is part of the series of EN metallic material standards for aerospace appli
18、cations. 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-R39002 Forging stock for aerospace application. 2 Normative references The followin
19、g 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 2043, Aerospace series Metallic materials General requirem
20、ents for semi-finished product qualification (excluding forgings and castings).1)EN 2070-7, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 7: Wrought forging stock. EN 2082-2, Aerospace series Aluminium alloy forging stock and forgings Technical specific
21、ation Part 2: Forging stock. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 2: Specific rules for alu
22、minium, aluminium alloys and magnesium alloys. 1)EN 6018, Aerospace series Test methods for metallic materials Determination of density according to displacement method. 1) 1) Published as AECMA Prestandard at the date of publication of this standard. EN 4292:20054 1 Material designation Aluminium a
23、lloy AL-R39002 Others Element C Si O Fe Mg Li Each Total Al min. 0,25 0,20 4,0 1,2 2 Chemical composition % max. 0,45 0,20 0,7 0,30 5,5 1,4 0,05 0,15 Base 3 Method of melting 4.1 Form Billet Bar 4.2 Method of production HIPped amechanically alloyed powder Extruded from HIPped abillet 4.3 Limit dimen
24、sion(s) mm a or D 600 a or D 300 5 Technical specification EN 2082-2 bEN 2070-7bDelivery condition F F 6.1 Heat treatment 6.2 Delivery condition code U U Use condition F F 7 Heat treatment Delivery condition Delivery condition Characteristics 8.1 Test sample(s) See EN 2082-2 b. See EN 2070-7b. 8.2 T
25、est piece(s) See EN 2082-2 b. Se EN 2070-7b. 8.3 Heat treatment None cNone c9 Dimensions concerned mm See EN 2082-2 b. a or D 300 10 Thickness of cladding on each face % 11 Direction of test piece L L 12 Temperature C Ambient Ambient 13 Proof stress Rp0,2MPa 370 d 370 d14 Strength RmMPa 455 d 455 d1
26、5 Elongation A % 3 d 3 d16 T Reduction of area 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) a,b,c,d EN 4292:20055 44 External defects Se
27、e EN 2070-7 bor EN 2082-2 b. 50 Cleanliness/inclusion content (micro-cleanness) Stringer-like inclusions are not permitted. 61 Internal defects See EN 2070-7 bor EN 2082-2 b. 68 Density 1EN 6018 2 The “capability clause“ applies 7 2,60 kg/dm384 Cleanliness of powder The powder shall be free from par
28、ticles of debris originating from the mechanical alloying process. 87 Back-end defect See EN 2070-7. 5 Extruded forging stock 95 Marking inspection See EN 2070-7 bor EN 2082-2 b. 96 Dimensional inspection See EN 2070-7 bor EN 2082-2 b. 98 Notes aHIPped - Hot isostatically pressed. bPowder metallurgy
29、 alloys are not currently included in the scope of EN 2070-7 and EN 2082-2 but the procedures and requirements described therein shall apply where possible. cThis is a dispersion strengthened powder metallurgy alloy and heat treatment is not required to achieve the mechanical properties stated. dThe
30、 “capability clause“ applies. 99 Typical use EN 4292:20056 100 Product qualification See EN 2043. Qualification programme to be agreed between manufacturer and purchaser. EN 4292:2005blankBS EN BSI389 Chiswick High RoadLondonW4 4AL4292:2005BSI British Standards InstitutionBSI is the independent nati
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