BS EN 3335-2005 Aluminium alloy AL-P7475-O2 - Sheet for superplastic forming (SPF) - 0 8 mm a 6 mm《铝合金AL-P7475-O2 超塑性成型用薄板(SPF) 0 8 mm≤a≤6 mm》.pdf

《BS EN 3335-2005 Aluminium alloy AL-P7475-O2 - Sheet for superplastic forming (SPF) - 0 8 mm a 6 mm《铝合金AL-P7475-O2 超塑性成型用薄板(SPF) 0 8 mm≤a≤6 mm》.pdf》由会员分享，可在线阅读，更多相关《BS EN 3335-2005 Aluminium alloy AL-P7475-O2 - Sheet for superplastic forming (SPF) - 0 8 mm a 6 mm《铝合金AL-P7475-O2 超塑性成型用薄板(SPF) 0 8 mm≤a≤6 mm》.pdf（10页珍藏版）》请在麦多课文档分享上搜索。

1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58forming (SPF) 0,8 mm ka k6 mmThe European Standard EN 3335:2005 has the status of a British Standar

2、dICS 49.025.20Aluminium alloy AL-P7475-O2 Sheet for superplastic BRITISH STANDARD AEROSPACE SERIESBS EN 3335:2005BS EN 3335:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 4 October 2005 BSI 4 October 2005ISBN 0 580 46355 9Cross-reference

3、sThe 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” facility of the BSI Electronic Catalogue or of British Stan

4、dards 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 obligations.Summary of pagesThis document comprises a front cover,

5、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 Commentsenquiries on the interpretation, or proposals for cha

6、nge, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK.A list of organizations represented on this subcommittee can be obtained on request to its secretary.National forewordThe UK participation in its preparation was entrusted by Te

7、chnical Committee ACE/61, Metallic materials for aerospace purposes, to Subcommittee ACE/61/-/24, Light alloys, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any This British Standard is the official English languag

8、e version of EN 3335:2005.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3335 June 2005 ICS 49.025.20 English version Aerospace series - Aluminium alloy AL-P7475-O2 - Sheet for superplastic forming (SPF) - 0,8 mm a 6 mm Srie arospatiale - Alliage daluminium AL-P7475-O2 - Tles pour formage supe

9、rplastique (FSP) - 0,8 mm a 6 mm Luft- und Raumfahrt - Aluminiumlegierung AL-P7475-O2 - Bleche fr superplastische Formgebung (SPF) - 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 th

10、e 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 Central Secretariat or to any CEN member. This European Standard exists in

11、 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 Central Secretariat has the same status as the official versions. CEN members are the national standards bodies o

12、f Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STA

13、NDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3335:2005: E2 Foreword This document (EN 3335:20

14、05) 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 this Association, this Standard has received the approval of the National Associations and the Official Services of the m

15、ember 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 endorsement, at the latest by December 2005, and conflicting national standards shall be withdrawn at the latest by De

16、cember 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 for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards

17、 organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovak

18、ia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3335:20053 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

19、 with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy AL-P7475- O2 Sheet for superplastic forming (SPF) 0,8 mm a 6 mm for aerospace application. 2 Normative references The following referenced documents are indispensable for the application of this document.

20、For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4

21、400-2, Aerospace series Aluminium and aluminium alloy wrought products Technical specification Part 2: Sheet and strip. 1)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 allo

22、ys. 1) 1) Published as AECMA Prestandard at the date of publication of this standard. EN 3335:20054 1 Material designation Aluminium alloy AL-P7475- Others Element Si Fe Cu Mn Mg Cr Zn Ti Each Total Al min. 1,2 1,9 0,18 5,2 2 Chemical composition % max. 0,10 0,12 1,9 0,06 2,6 0,25 6,2 0,06 0,05 0,15

23、 Base 3 Method of melting 4.1 Form Sheet 4.2 Method of production Rolled and thermomechanically processed to enhance superplastic forming capability 4.3 Limit dimension(s) mm 0,8 a 6 5 Technical specification EN 4400-2 Delivery condition O2 a6.1 Heat treatment Thermomechanically processed to enhance

24、 superplastic forming capability 6.2 Delivery condition code F Use condition O2 b7 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) See EN 4400-2. 8.2 Test piece(s) See EN 4400-2. 8.3 Heat treatment T762 (see line 29) c9 Dimensions concerned mm 0,8 a 6 10 Thickness of cladding on

25、 each face % 11 Direction of test piece L LT 12 Temperature C Ambient Ambient 13 Proof stress Rp0,2MPa 410 c 410 c14 Strength RmMPa 490 c 490 c15 Elongation A % A50 mm 9 cA50 mm 9 c16 T Reduction of area Z % 17 Hardness 18 Shear strength RcMPa 19 Bending k 20 Impact strength 21 Temperature C 22 Time

26、 h 23 Stress aMPa 24 Elongation a % 25 Rupture stress RMPa 26 C Elongation at rupture A % 27 Notes (see line 98) a, b, cEN 3335:20055 29 Reference heat treatment Delivery condition c+ 460 C 485 C / WQ 40 C + 115 C 125 C / 3 h t 6 h + 158 C 168 C / 14 h t 20 h 30 Microstructure See EN 4400-2. 2 One s

27、ample per batch unless agreement is reached between the manufacturer and purchaser that the “capability clause“ may apply. 4 The sample shall be taken from a region of the test specimen tested at line 63 representing a level of strain to be agreed between manufacturer and purchaser. 6 The sample sha

28、ll be examined in the un-etched condition. 7 Intergranular cavitation acceptance levels shall be agreed between manufacturer and purchaser 32 Electrical conductivity See EN 4400-2. 5 T762 (see line 29) 7 22,5 MS/m Acceptable 22,0 MS/m 9 44 External defects See EN 4400-2. 63 Superplastic forming capa

29、bility See EN 4400-2. 2 Two samples per direction per batch 4 Superplastic forming capability shall be assessed by an elevated temperature tensile test. 5 Delivery condition: O2 6 Testing temperature: 510 C 520 C Soaking time: 15 min t 45 min Constant crosshead velocity: v = & Lstartwhere: Lstart= L

30、o+ 2R and strain rate, & 6.104s17 Elongation ALo% 300 95 Marking inspection See EN 4400-2. 96 Dimensional inspection See EN 4400-2. 98 Notes aCold working or straightening only acceptable when strain 3 %. bThe properties of the superplastically formed parts are defined by the drawing. cThis heat tre

31、atment and specified minimum mechanical properties relate to release testing by the manufacturer. The minimum mechanical properties may not necessarily be achieved in superplastically formed components. 99 Typical use Superplastically formed components. EN 3335:20056 100 Product qualification See EN

32、 4400-2. Qualification programme to be agreed between manufacturer and purchaser. EN 3335:2005blankBS EN BSI389 Chiswick High RoadLondonW4 4AL3335:2005BSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standar

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