1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3354:2013Aerospace series Titaniumalloy Ti-6Al-4V Annealed Sheet for superplastic forming a 6 mmBS EN 3354:2013 BRITISH STANDARDNational forewordThis British Standard is th
2、e UK implementation of EN 3354:2013.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61/-/49, Titanium and its Alloys for AerospacePurposes.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purpor
3、t to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 76576 6ICS 49.025.30Compliance with a British Standard cannot confer immunity fromlegal obligations.T
4、his British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 January 2013.Amendments issued since publicationDate Text affectedBS EN 3354:2013EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3354 January 2013 ICS 49.025.30 English Version Aerospace s
5、eries - Titanium alloy Ti-6Al-4V - Annealed - Sheet for superplastic forming - a 6 mm Srie arospatiale - Alliage de titane Ti-6Al-4V - Recuit - Tles pour formage superplastique - a 6 mm Luft- und Raumfahrt - Titanlegierung Ti-6Al-4V - Geglht - Bleche fr superplastisches Umformen - a 6 mm This Europe
6、an Standard was approved by CEN on 23 December 2011. 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 bibliographical references co
7、ncerning 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, German). A version in any other language made by translation under the responsibility of a CEN member
8、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, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France
9、, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMI
10、TEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3354:2013: EBS EN 3354:2013EN 3354:2013 (E) 2 Contents Page Foreword . 3 Introduction 4 1 Scope 5 2 Normative
11、references . 5 BS EN 3354:2013EN 3354:2013 (E) 3 Foreword This document (EN 3354:2012) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard h
12、as 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 status of a national standard, either by publication of an identical text or by endorsement, at the latest by Ju
13、ly 2013, and conflicting national standards shall be withdrawn at the latest by July 2013. 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 rig
14、hts. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France
15、, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 3354:2013EN 3354:2013 (E) 4 Introduction This European Standard is part of t
16、he series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. This European Standard has been prepared in accordance with EN 4500-004. BS EN 3354:2013EN 3354:2013 (E) 5 1 Scope This European Standard specifies the requirement
17、s relating to: Titanium alloy Ti-6Al-4V Annealed Sheet for superplastic forming a 6 mm for aerospace applications. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only th
18、e edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2002-8, Aerospace series Metallic materials Test methods Part 8: Micrographic determination of grain size 1)EN 2032-2, Aerospace series Metallic materials Part 2: Cod
19、ing of metallurgical condition in delivery condition EN 2338, Aerospace series Sheets, hot rolled in titanium and titanium alloys Thickness 0,8 mm a 6 mm Dimensions EN 3114-004, Aerospace series Test method Microstructure of ( + ) titanium alloy wrought products Part 004: Microstructure of sheet for
20、 superplastic forming EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use EN 4500-004, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 004: Specific rules for titaniu
21、m and titanium alloysEN 4800-001, Aerospace series Titanium and titanium alloys Technical specification Part 001: Plate, sheet and strip ISO 4288, Geometrical Product Specifications (GPS) Surface texture: Profile method Rules and procedures for the assessment of surface texture 1) Published as ASD-S
22、TAN Prestandard at the date of publication of this standard (www.asd-stan.org). BS EN 3354:2013EN 3354:2013 (E) 6 1 Material designation Titanium alloy Ti-6Al-4V 2 Chemical composition % Element Al V O N O + 2N H Fe C Y Others Ti Each Total min. 5,50 3,50 Base max. 6,75 4,50 0,20 0,03 0,25 0,008 0 0
23、,30 0,08 0,005 0 0,10 0,40 3 Method of melting See EN 4800-001. 4.1 Form Sheet 4.2 Method of production Rolled 4.3 Limit dimension(s) mm a 6 5 Technical specification EN 2338 - EN 4800-001 6.1 Delivery condition Annealed Heat treatment 690 C 840 C/ t 30 min / AC or cool in inert atmosphere 6.2 Deliv
24、ery condition code U a7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) See EN 4800-001. 8.2 Test piece(s) See EN 4800-001. 8.3 Heat treatment Use condition 9 Dimensions concerned mm a 0,6 0,6 a 1,6 1,6 a 6 10 Thickness of cladding on each face % 11 Direction of te
25、st piece L and LT L and LT L and LT 12 T Temperature C Ambient Ambient Ambient 13 Proof stress Rp0,2 MPa 870 870 870 14 Strength RmMPa 925 Rm 1 180 925 Rm 1 180 925 Rm 1 180 15 Elongation A % A50 mm 6 A50 mm 8 A50 mm 10 16 Reduction of area Z % 17 Hardness 18 Shear strength RcMPa 19 Bending k L: 4,5
26、 ; = 105 LT: 2,25 ; = 105 L: 5 ; = 105 LT: 2,25 ; = 105 20 Impact strength 21 C Temperature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupture stress R MPa 26 Elongation at rupture A % 27 Notes (see line 98) aBS EN 3354:2013EN 3354:2013 (E) 7 30 Microstructure See EN 4800-001. 1 EN 3114-004 3
27、L-ST and LT-ST section 5 = 930 C 10 C / t = 30 min / WQ 6 The microstructure shall show a two phase microstructure with primary 40 % 7 Acceptable microstructure Unacceptable microstructure 4L1B to 4L7B 4L8B to 4L12B No grain boundary , blocky , stringers or fleck. 34 Grain size See EN 4800-001. 1 EN
28、 2002-8 3 L-ST and LT-ST section 5 = 930 C 10 C / t = 30 min / AC 7 G 10 44 External defects See EN 4800-001. 61 Internal defects See EN 4800-001. 63 Superplastic forming capability To be agreed between manufacturer and purchaser 64 Surface condition roughness See EN 4800-001. 1 ISO 4288 2 Each shee
29、t, “capability clause“ applies 7 Ra 0,6 m 74 Surface contamination See EN 4800-001. 95 Marking inspection See EN 4800-001. 96 Dimensional inspection See EN 4800-001. 98 Notes a According to EN 2032-2.99 Typical use BS EN 3354:2013EN 3354:2013 (E) 8 100 Product qualification See EN 4800-001. Qualific
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