EN 4615-2005 en Aerospace series - Magnesium alloy MG-C18002 - T4 - Sand casting《航空航天系统 MG-C18002镁合金 T4 砂型铸造》.pdf

1、BRITISH STANDARD AEROSPACE SERIESBS EN 4615:2005Magnesium alloy MG-C18002 T4 Sand castingThe European Standard EN 4615:2005 has the status of a British StandardICS 49.025.15g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g5

2、1g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 4615:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 17 November 2005 BSI 17 November 2005ISBN 0 580 46835 6National forewordThis British Standard is the offic

3、ial English language version of EN 4615:2005.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 subcommi

4、ttee 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 “Sea

5、rch” 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 obl

6、igations. 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 p

7、agesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 7 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 STANDARDNORME EUROPENNE

8、EUROPISCHE NORMEN 4615October 2005ICS 49.025.15English VersionAerospace series - Magnesium alloy MG-C18002 - T4 - SandcastingSrie arospatiale - Alliage de magnsium MG-C18002 -T4 - Produit coul en sableLuft- und Raumfahrt - Magnesiumlegierung MG-C18002 -T4 - SandgustckThis European Standard was appro

9、ved by CEN on 26 September 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 national

10、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 translationunder the responsibility of a CEN member into its own language and notified

11、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, Netherlands, No

12、rway, 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 and by any

13、 means reservedworldwide for CEN national Members.Ref. No. EN 4615:2005: E2 Contents Page Foreword 3 Introduction4 1 Scope .4 2 Normative references .4 EN 4615:20053 Foreword This European Standard (EN 4615:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardizat

14、ion (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 member countries of AECMA, prior to its presentation to CEN. This European Standard shall be

15、 given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2006, and conflicting national standards shall be withdrawn at the latest by April 2006. Attention is drawn to the possibility that some of the elements of this document may

16、 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: Austria,

17、 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 the United Kingdom. EN 4615:20054 Introduction This

18、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: Magnesium alloy MG

19、-C18002 T4 Sand casting 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 referenced document (including

20、 any amendments) applies. EN 2076-3, Aerospace series Aluminium and magnesium alloy ingots and castings Technical specification Part 3: Pre-production and production castings. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and

21、 their use. 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)1) Published as AECMA Prestandard at the date of publication of this standard. EN 4615:20055 1 Material d

22、esignation Magnesium alloy MG C18002 aOthers Element Al Cu Fe Mn Ni Si Zn Sn Pb Each Total Mg min. 7,5 0,12 0,20 2 Chemical composition % max. 9,2 0,005 0,003 0,7 0,001 0,01 1,0 0,001 0,005 0,05 0,30 Base 3 Method of melting 4.1 Form Sand casting 4.2 Method of production Sand casting 4.3 Limit dimen

23、sion(s) mm 5 Technical specification EN 2076-3 Delivery condition T4 6.1 Heat treatment 425 C 435 C / 12 h t 20 h / WQ 60 C 80 C b6.2 Delivery condition code U Use condition T4 7 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) Separately cast Cut-up, undesignated location, gated

24、 or integral Cut-up, designated location 8.2 Test piece(s) See EN 2076-3. See EN 2076-3. See EN 2076-3. 8.3 Heat treatment Use condition Use condition Use condition 9 Dimensions concerned mm See EN 2076-3. a 20 a 20 10 Thickness of cladding on each face % 11 Direction of test piece 12 Temperature C

25、Ambient Ambient Ambient 13 Proof stress Rp0,2MPa 80 60 c 60 c14 Strength RmMPa 200 120 c 120 c15 Elongation A % 7 5 c 5 c16 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 2

26、6 C Elongation at rupture A % 27 Notes (see line 98) a b c EN 4615:20056 44 External defects See EN 2076-3. 61 Internal defects See EN 2076-3. 82 Batch uniformity See EN 2076-3. 55 (Typical value) 7Hardness HB 20 per batch 95 Marking inspection See EN 2076-3. 96 Dimensional inspection See EN 2076-3.

27、 98 Notes aSimilar to alloy designation ISO MgAl8Zn and alloy designations AZ81A and AZ80 but has tighter controls on impurity elements in order to promote maximum corrosion resistance. b Unless otherwise advised by the purchaser, the manufacturer may, at his discretion, and especially to minimize d

28、istortion in thin sections, alternatively air cool to ambient temperature from the solution heat treatment temperature or use water with quench additives (polymer quench) at 30 C. cThe tensile properties stated may not be consistently achievable in all parts of all castings. Any differing requiremen

29、ts stated on the drawing shall take precedence over those of this material standard. 99 Typical use EN 4615:20057 100 Product qualification See EN 2076-3. Qualification programme to be agreed between manufacturer and purchaser. EN 4615:2005BS EN 4615:2005BSI389 Chiswick High RoadLondonW4 4ALBSI Brit

30、ish Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of Brit

31、ish Standards should make sure that they possess the latest amendments or editions.It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the

32、technical committee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.Buying

33、 standardsOrders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-.In response to orders for international

34、standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European and international standards through its Library and its Technical Hel

35、p to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-.Subscribing members of BSI are kept up to date with standard

36、s developments and receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-.Information regarding online access to British Standards via Briti

37、sh Standards Online can be found at http:/www.bsi- information about BSI is available on the BSI website at http:/www.bsi-.CopyrightCopyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitte

38、d under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI.This does not preclude the free use, in the course of i

39、mplementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.