EN 3312-2012 en Aerospace series - Titanium alloy Ti-6Al-4V - Annealed - Forgings De 150 mm《航空航天系列 钛合金Ti-6Al-4V 退火 锻件De = 150 mm》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3312:2012Aerospace series Titanium alloy Ti-6Al-4V Annealed Forgings De 150 mmIncorporating corrigendum March 2012BS EN 3312:2012 BRITISH STANDARDNational forewordThis Brit

2、ish Standard is the UK implementation of EN 3312:2012. It supersedes BS 3TA 13:2009, which is withdrawn.The UK participation in its preparation was entrusted byTechnical Committee ACE/61, Metallic materials for aerospaceA list of organizations represented on this subcommittee can be obtained on requ

3、est to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2012Published by BSI Standards Limited 2012ISBN 978 0 580 78532 0ICS 49.025.30 Compliance with a British

4、Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2012.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e d31 March 2012 Implementation of CEN correction n

5、otice 2February 2012: Table on page 6 amended purposes, to Subcommittee ACE/61/-/49, Titanium and its Alloysfor Aerospace Purposes.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3312 February 2012 ICS 49.025.30 English Version Aerospace series - Titanium alloy Ti-6Al-4V - Annealed - Forgings D

6、e 150 mm Srie arospatiale - Alliage de titane Ti-6Al-4V - Recuit - Pices forges et matrices - De 150 mm Luft- und Raumfahrt - Titanlegierung Ti-6Al-4V - Geglht - Schmiedestcke - De 150 mm This European Standard was approved by CEN on 23 December 2011. CEN members are bound to comply with the CEN/CEN

7、ELEC 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 concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre

8、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 into its own language and notified to the CEN-CENELEC Management Centre has the same status as the of

9、ficial versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, S

10、lovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserve

11、d worldwide for CEN national Members. Ref. No. EN 3312:2012: EEN 3312:2012 (E) 2 Contents Page Foreword 3Introduction . 41 Scope 52 Normative references 5Bibliography 9BS EN 3312:2012EN 3312:2012 (E) 3 Foreword This document (EN 3312:2012) has been prepared by the Aerospace and Defence Industries As

12、sociation of Europe - Standardization (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. T

13、his 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 August 2012, and conflicting national standards shall be withdrawn at the latest by August 2012. Attention is drawn to the possibility that some of t

14、he 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 organizations of the following countries are bound to implement

15、this European Standard: Austria, Belgium, Bulgaria, Croatia, 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, Switzerl

16、and, Turkey and the United Kingdom. BS EN 3312:2012EN 3312:2012 (E) 4 Introduction This European 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 European Standard has been prepared in a

17、ccordance with EN 4500-4. BS EN 3312:2012EN 3312:2012 (E) 5 1 Scope This European Standard specifies the requirements relating to: 1)Titanium alloy Ti-6Al-4V Annealed Forgings De 150 mm for aerospace applications. 2 Normative references The following referenced document, in whole or in part, are nor

18、matively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2003-009, Aerospace series Test methods Titanium and tita

19、nium alloys Part 009: Determination of surface contamination EN 2032-2, Aerospace series Metallic materials Part 2: Coding of metallurgical condition in delivery condition EN 2954-002, Aerospace series Macrostructure of titanium and titanium alloy wrought products Part 002: Macrostructure of bar, se

20、ction, forging stock and forgings EN 3114-002, Aerospace series Test method Microstructure of ( + ) titanium alloy wrought products Part 002: Microstructure of bars, sections, forging stock and forgings EN 3310, Aerospace series Titanium alloy TI-P64001 (Ti-6Al-4V) Not heat treated Forging stock, fo

21、r annealed forgings De 360 mm 2) EN 4050-4, Aerospace series Test method for metallic materials Part 4: Acceptance criteria EN 4800-005, Aerospace series Titanium and titanium alloys Technical specification Part 005: Forging stock EN 4800-006, Aerospace series Titanium and titanium alloys Technical

22、specification Part 006: Pre-production and production forgings1) Grade 2 according to EN 4800-005. 2Published as ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). BS EN 3312:2012EN 3312:2012 (E) 6 1 Material designation Titanium alloy Ti-6Al-4V 2 Chemical compositi

23、on % Element Al V O+2N N H Fe C YOthers Ti Each Total min. 5,50 3,50 Base max. 6,75 4,50 0,25 0,03 0,012 5 0,30 0,08 0,005 0 0,100,40 3 Method of melting Grade 2 see EN 4800-005. 4.1 Form Forgings 4.2 Method of production Forged from forging stock EN 3310 4.3 Limit dimension(s) mm De 150 5 Technical

24、 specification EN 4800-006 6.1 Delivery condition Annealed Heat treatment 690 C 840 C / t 30 min / AC or cool in inert atmosphere 6.2 Delivery condition code U a7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) See EN 4800-006. 8.2 Test piece(s) See EN 4800-006. 8.

25、3 Heat treatment Use condition 9 Dimensions concerned mm De 150 10 Thickness of cladding on each face % 11 Direction of test piece L LT ST 12 T Temperature C Ambient 13 Proof stress Rp0,2 MPa 830 830 830 14 Strength Rm MPa 900 Rm 1 160 900 Rm 1 160 900 Rm 1 160 15 Elongation A % 10 8 6 16 Reduction

26、of area Z % 25 20 15 17 Hardness 18 Shear strength Rc MPa 19 Bending k 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 3312:2012EN 3312:2012 (E) 7 30 Microstructure See EN 4800-006. 1

27、 See EN 3114-002. 7 Demm Acceptable microstructure Not acceptable microstructure De 25 From 2 T 1 to 2 T 6 Occasionally 2 T 8 2 T 7 and 2 T 9 From 2 T 10 to 2 T 15 From 2 L 1 to 2 L 4 From 2 L 5 to 2 L 15 2 T 100, 2 T 102 2T 101 From 2 T 103 to 2 T 117 2 A 1, 2 A 2 From 2 T 200 to 2 T 201 25 De 150

28、From 2 T 1 to 2 T 7 Occasionally 2 T 8 to 2 T 12 From 2 T 13 to 2 T 15 From 2 L 1 to 2 L 6, 2 L 8, 2 L 10 Occasionally 2 L 7, 2 L 9, 2 L 12 2 L 11 From 2 L 13 to 2 L 15 2 T 100, 2 T 102 Occasionally 2 T 103, 2 T 109 to 2 T 111 2 T 101 From 2 T 104 to 2 T 108 From 2 T 112 to 2 T 117 From 2 T 108 to 2

29、 T 110, if number of defects less than 5 per cm2of the sampling section From 2 T 108 to 2 T 110, if number of defects less than 5 per cm2of the sampling section From 2 T 111 to 2 T 117 2 A 1 From 2 T 200 to 2 T 201 44 External defects See EN 4800-006. 1 Visual examination 51 Macrostructure See EN 48

30、00-006.1 EN 2954-002 7 Demm Maximum acceptable macrostructure Not acceptable macrostructure Macrostructure submitted for approval 50 De 110 2 MA 3 2 MA 80 to 2 MA 84 and 2 MA 100 2 MA 40 to 2 MA 42and 2 MA 60 to 2 MA 62 61 Internal defects See EN 4800-006. 1 EN 4050-4 7 Class 3 74 Surface contaminat

31、ion See EN 4800-006. 1EN 2003-009 2 Pre-production part unless otherwise specified 3 See inspection schedule 82 Batch uniformity (Material verification) See EN 4800-006.95 Marking inspection 96 Dimensional inspection 98 Notes a According to EN 2032-2. 99 Typical use BS EN 3312:2012EN 3312:2012 (E) 8

32、 100 Product qualification See EN 4800-006. Qualification programme to be agreed between manufacturer and purchaser. BS EN 3312:2012EN 3312:2012 (E) 9 Bibliography EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use E

33、N 4500-4, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 4: Specific rules for titanium and titanium alloys 2)BS EN 3312:2012This page deliberately left blankThis page deliberately left blankBSI is the independent national body responsible for prep

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