1、BRITISH STANDARDBS EN 3339:2006Aerospace series Aluminium alloy AL-P7010- T76 Die forgings a u 200 mmThe European Standard EN 3339:2006 has the status of a British StandardICS 49.025.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55
2、g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 3339:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2007 BSI 2007ISBN 978-0-580-49943-2National forewordThis British Standard was publi
3、shed by BSI. It is the UK implementation of EN 3339:2006.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.A list of organizations represented on ACE/61/-/24 can be obtained on req
4、uest to its secretary.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 cannot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date CommentsE
5、UROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3339 December 2006 ICS 49.025.20 English Version Aerospace series - Aluminium alloy AL-P7010- - T76 - Die forgings - a 200 mm Srie arospatiale - Alliage daluminium AL-P7010- - T76 - Pices matrices - a 200 mm Luft- und Raumfahrt - Aluminiumlegierung
6、 AL-P7010- - T76 - Gesenkschmiedestcke - a 200 mm This European Standard was approved by CEN on 5 October 2006. 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 alt
7、eration. 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 Standard exists in three official versions (English, French, German). A version in any other language made by tran
8、slation 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 standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece,
9、Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management C
10、entre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3339:2006: E2 Foreword This document (EN 3339:2006) has been prepared by the Aerospace and Defence Industries Association of Europe - S
11、tandardization (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 countries of ASD, prior to its presentation to CEN. This European Standard s
12、hall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2007, and conflicting national standards shall be withdrawn at the latest by June 2007. Attention is drawn to the possibility that some of the elements of this documen
13、t 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 of the following countries are bound to implement this European Standard: Aus
14、tria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3339:20063 Intr
15、oduction 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. 1 Scope This standard specifies the requirements relating to: Alum
16、inium alloy AL-P7010- T76 Die forgings a 200 mm for aerospace applications. 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 refere
17、nced document (including any amendments) applies. EN 2082-3, Aerospace series Aluminium alloy forging stock and forgings Technical specification Part 3: Pre-production and production forgings. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of
18、 EN standards and their use. EN 4287, Aerospace series Aluminium alloy AL-P7010 Forging stock. EN 4500-2, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 2: Specific rules for aluminium, aluminium alloys and magnesium alloys. 1)EN 4527, Aerospace se
19、ries Aluminium and aluminium alloy products Test methods Determining susceptibility to stress-corrosion cracking. 1)1) Published as ASD Prestandard at the date of publication of this standard. EN 3339:20064 1 Material designation Aluminium alloy AL-P7010- Others Element Si Fe Cu Mn Mg Cr Ni Zn Zr Ti
20、 Each Total Al min. 1,5 2,1 5,7 0,10 2 Chemical composition % max. 0,12 0,15 2,0 0,10 2,6 0,05 0,05 6,7 0,16 0,06 0,05 0,15 Base 3 Method of melting 4.1 Form Die forgings 4.2 Method of production Forged from forging stock EN 4287 4.3 Limit dimension(s) mm a 200 5 Technical specification EN 2082-3 De
21、livery condition T76 6.1 Heat treatment 470 C 480 C / WQ 80 C a + 110 C 120 C / 8 h t 24 h b + 170 C 180 C / 6 h t 16 h b6.2 Delivery condition code U Use condition T76 7 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) See EN 2082-3. 8.2 Test piece(s) See EN 2082-3. 8.3 Heat tre
22、atment Use condition 9 Dimensions concerned mm 80 80 a 100 100 a 120 120 a 160 160 a 200 10 Thickness of cladding on each face % 11 Direction of test piece L LT ST L LT ST L LT ST L LT ST L LT ST 12 Temperature C Ambient Ambient Ambient Ambient Ambient 13 Proof stress Rp0,2MPa 470 460 450 440 435 43
23、5 435 430 430 430 425 425 415 400 39014 Strength RmMPa 530 520 510 500 495 490 495 490 485 490 485 480 470 460 45015 Elongation A % 8 6 3,5 8 6 3,5 8 6 3,5 6 5 3,5 5 4 3 16 T Reduction of area Z % 17 Hardness 18 Shear strength RcMPa 19 Bending k 20 Impact strength 21 Temperature C 22 Time h 23 Stres
24、s aMPa 24 Elongation a % 25 Rupture stress RMPa 26 C Elongation at rupture A % 27 Notes (see line 98) a, bEN 3339:20065 32 Electrical conductivity See EN 2082-3. 3Measurement on the surface of the sample from which tensile specimens are taken. 7 22,0 MS/m Acceptable 21,0 MS/m 22,0 MS/m Acceptable if
25、 Rp0,2 L Rp0,2 L min. c+ 70 MPa or if stress corrosion test is acceptable 21,0 MS/m Not acceptable 39 Stress corrosion 1 EN 4527 2 The “capability clause“ applies or as per line 32 3 a 25 mm 4 ST 6 = 175 MPa 7 t 20 d 40 See EN 2082-3.Fracture toughness (K1C) 7 Dimensions (mm) L-T MPa m T-L MPa m S-L
26、 MPa m a 100 25 24 22 100 a 150 25 22 21 150 a 200 25 21 20 44 External defects See EN 2082-3.51 Macrostructure EN 2082-3.61 Internal defects See EN 2082-3.82 Batch uniformity EN 2082-3.7 Electrical conductivity See EN 2082-3. or 155 (Typical value) Hardness HB 20 per product 30 per batch 95 Marking
27、 inspection See EN 2082-3. 96 Dimensional inspection See EN 2082-3. 98 Notes aThe use of quench additives or higher quenchant temperature shall be subject to agreement between manufacturer and purchaser. bArtificial ageing may be carried out using the following alternative single stage method: heati
28、ng to a temperature of 170 C 180 C at a rate not exceeding 20 C / h and soaking at this temperature for 6 h t 16 h. cIf L specimen cannot be cut, LT specimen shall be used by agreement between manufacturer and purchaser. 99 Typical use EN 3339:20066 100 Product qualification Qualification programme
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