BS EN 2732-2005 Magnesium alloy MG-C46001-T6 - Chill casting《镁合金MG-C46001-T6 冷型铸造》.pdf

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1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58The European Standard EN 2732:2005 has the status of a British StandardICS 49.025.15Magnesium alloy

2、 MG-C46001-T6 Chill castingBRITISH STANDARD AEROSPACE SERIESBS EN 2732:2005BS EN 2732:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 4 October 2005 BSI 4 October 2005ISBN 0 580 46310 9Cross-referencesThe British Standards which implement

3、 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 Standards Online.This publication does not

4、 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, an inside front cover, the EN title pa

5、ge, 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 CommentsA list of organizations represented on this subcommittee can be obtained on request to its

6、secretary.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.National forewordThis British Standard is the official English language version of EN 2732:2005. The UK participat

7、ion 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: aid enquirers to understand the text; present to the responsible international/European committee any EUROPEAN ST

8、ANDARDNORME EUROPENNEEUROPISCHE NORMEN 2732June 2005ICS 49.025.15English versionAerospace series - Magnesium alloy MG-C46001-T6 - ChillcastingSrie arospatiale - Alliage de magnsium MG-C46001-T6- Produit coul en coquilleLuft- und Raumfahrt - Magnesiumlegierung MG-C46001-T6- KokillengustckThis Europea

9、n Standard was approved by CEN on 22 April 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 concerni

10、ng such nationalstandards 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 langua

11、ge and notified 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,

12、 Netherlands, Norway, 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

13、 form and by any means reservedworldwide for CEN national Members.Ref. No. EN 2732:2005: E2 Foreword This document (EN 2732:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rule

14、s 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 given the status of a national standard, either by publication of an identical tex

15、t or by endorsement, at the latest by December 2005, and conflicting national standards shall be withdrawn at the latest by December 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 respon

16、sible 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, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany,

17、 Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 2732:20053 Introduction This standard is part of the series of EN metallic material standards for aerospac

18、e 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-C46001 T6 Chill casting for aerospace application. 2 Normative references Th

19、e 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 any amendments) applies. EN 2076-3, Aerospace series Aluminium and magnesium

20、 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 their use. EN 4500-2, Aerospace series Metallic materials Rules for drafting

21、 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 2732:20054 1 Material designation Magnesium alloy MG C46001 aOthers Element Ag Cu Fe Mn Ni RE Si Z

22、n Zr Each Total Mg min. 2,0 1,8 0,40 2 Chemical composition % max. 3,0 0,03 0,10 0,15 0,005 3,0 0,01 0,20 1,0 0,05 0,20 Base 3 Method of melting 4.1 Form Chill casting 4.2 Method of production Chill casting 4.3 Limit dimension(s) mm 5 Technical specification EN 2076-3 Delivery condition T6 6.1 Heat

23、treatment 510 C 545 C / 4 h t 8 h / WQ 60 C 80 C b+ 195 C 205 C / 8 h t 16 h / Air cool 6.2 Delivery condition code U Use condition T6 7 Heat treatment Delivery condition Characteristics 8.1 Test sample(s) Separately cast Cut-up, undesignated location, gated or integral Cut-up, designated location 8

24、.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 Ambient Ambient Ambient 13 Proof stress

25、 Rp0,2MPa 185 140 c 175 c14 Strength RmMPa 240 200 c 240 c15 Elongation A % 2 1 c 2 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 26 C Elongation at rupture A % 27 Not

26、es (see line 98) a, b, cEN 2732:20055 44 External defects See EN 2076-3. 61 Internal defects See EN 2076-3. 82 Batch uniformity See EN 2076-3. 70 (Typical value) 7 Hardness HB 20 per batch 95 Marking inspection See EN 2076-3. 96 Dimensional inspection See EN 2076-3. 98 Notes a Similar to alloys MSR-

27、B and QE22A b Unless otherwise advised by the purchaser, the manufacturer may, at his discretion, and especially to minimize distortion in thin sections, alternatively air cool to ambient temperature from the solution heat treatment temperature or use water with quench additives (polymer quench) at

28、30 C. cThe tensile properties stated may not be consistently achievable in all parts of all castings. Any differing requirements stated on the drawing shall take precedence over those of this material standard. 99 Typical use EN 2732:20056 100 Product qualification See EN 2076-3. Qualification progr

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