1、BRITISH STANDARD AEROSPACE SERIES BS EN 2032-2:1994Metallic materials Part 2: Coding of metallurgical condition in delivery conditionThe European Standard EN 2032-2:1994 has the status of a British StandardUDC 669:621.785:62-777.1BSEN 2032-2:1994This British Standard, having been prepared under the
2、directionof the Aerospace Standards Policy Committee, waspublished under the authorityof the Standards Boardand comes into effect on 15 June 1994 BSI 12-1999The following BSI references relate to the work on this standard:Committee reference ACE/-Draft for comment 92/70571 DCISBN 0 580 22385 XCooper
3、ating organizationsThe European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of the following countries:Austria Oesterreichisches NormungsinstitutBelgium Institut belge de normalisationDenmark Dansk S
4、tandardiseringsraadFinland Suomen Standardisoimisliito, r.y.France Association franaise de normalisationGermany Deutsches Institut fr Normung e.V.Greece Hellenic Organization for StandardizationIceland Technological Institute of IcelandIreland National Standards Authority of IrelandItaly Ente Nazion
5、ale Italiano di UnificazioneLuxembourg Inspection du Travail et des MinesNetherlands Nederlands Normalisatie-instituutNorway Norges StandardiseringsforbundPortugal Instituto Portugus da QualidadeSpain Asociacin Espaola de Normalizacin y CertificacinSweden Standardiseringskommissionen i SverigeSwitze
6、rland Association suisse de normalisationUnited Kingdom British Standards InstitutionAmendments issued since publicationAmd. No. Date CommentsBSEN2032-2:1994 BSI 12-1999 iContentsPageCooperating organizations Inside front coverNational foreword iiForeword 21 Scope 32 Normative references 33 Principl
7、e 34 Allocated codes 35 Instructions for use 3National annex NA (informative) Committees responsible Inside back coverNational annex NB (informative) Cross-references Inside back coverTable 1 Code letters to be used for the delivery heat treatment condition when it differs from the use condition 4BS
8、EN 2032-2:1994ii BSI 12-1999National forewordThis British Standard has been prepared under the direction of the AerospaceStandards Policy Committee and is the English language version ofEN2032-2:1994, Aerospace series. Metallic materials. Part 2: Coding of metallurgical condition in delivery conditi
9、on, published by the European Committee for Standardization (CEN).EN2032-2 was produced as a result of international discussions in which the United Kingdom took an active part.A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are r
10、esponsible for their 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, pages i and ii, theEN title page, pages 2 to 4, an inside back cover and a back cover.Th
11、is standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 2032-2March 1994UDC 669:621.785:62-777.1Descriptors: Aircraft industry, metallurgical
12、products, delivery condition, codificationEnglish versionAerospace series Metallic materials Part 2: Coding of metallurgical condition indeliveryconditionSrie arospatiale Matriaux mtalliques Partie 2: Codification des tats mtallurgiques ltat de livraisonLuft- und Raumfahrt Metallische Werkstoffe Tei
13、l 2: Kennbuchstaben fr Wrmebehandlungszustnde im LieferzustandThis European Standard was approved by CEN on 1994-03-24. CEN membersare bound to comply with the CEN/CENELEC Internal Regulations whichstipulate the conditions for giving this European Standard the status of anational standard without an
14、y alteration.Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to anyCEN member.This European Standard exists in three official versions (English, French,German). A version in any other language made by tran
15、slation under theresponsibility of a CEN member into its own language and notified to theCentral Secretariat has the same status as the official versions.CEN members are the national standards bodies of Austria, Belgium,Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, N
16、etherlands, Norway, Portugal, Spain, Sweden, Switzerland andUnited Kingdom.CENEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungCentral Secretariat: rue de Stassart 36, B-1050 Brussels 1994 Copyright reserved to CEN membersRef. No. EN 2032-2:1994 EEN20
17、32-2:1994 BSI 12-19992ForewordThis European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA).After inquiries and votes carried out in accordance with the rules of this Association, this standard has successively received the approval of the National Associati
18、ons and the Official Services of the member countries of AECMA, prior to its presentation to CEN.This standard was submitted for formal vote, and the result was positive.This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsem
19、ent, at the latest by September 1994, and conflicting national standards shall be withdrawn at the latest by September 1994.According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, G
20、reece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom.EN2032-2:1994 BSI 12-1999 31 ScopeThis standard specifies the code letters to be allocated to define the metallurgical condition of metallic semifinished products in delivery conditi
21、on, for aerospace applications.2 Normative referencesThis European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subs
22、equent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies.EN 2500-1, Aerospace series Instructions for the drafting and use of
23、metallic material standards Part 1: General requirements1). EN 3350, Aerospace series Aluminium, aluminium alloys Temper designations1). 3 PrincipleWhen the semi-finished product is delivered in the use condition, the code letter for the delivery condition shall be “U”, irrespective of the heat trea
24、tment applied.When the semi-finished product is delivered in any condition other than the use condition, a code letter, defined for each heat treatment in each family of metallic materials, shall be allocated to each delivery condition.4 Allocated codesSeeTable 1.5 Instructions for useDetermine from
25、 lines6.1and7of the material standard if a delivery condition is identical to the use condition: if yes, write code letter “U” on line6.2in the appropriate column or sub-column; if not, allocate the appropriate code letter, selected from theTable 1 in the column corresponding to the relevant family
26、of metallic materials, taking into account the wording used in line6.1to describe the heat treatment steps. Write this code letter in the appropriate column or sub-column of line6.2.NOTEThe meaning of the line numbers used in the material standard is given inEN2500-1.1) Published as AECMA Prestandar
27、d at the date of publication of this standardEN2032-2:19944 BSI 12-1999Table 1 Code letters to be used for the delivery heat treatment condition when it differs from the use conditionDelivery conditionCode letter Steel Heat resisting alloys Aluminium, aluminium and magnesium alloys1) Titanium and ti
28、tanium alloys Joining materialsF w Not heat treated w Not heat treated w As fabricatedFHxxHxxxw Not heat treatedw Cold workedA w Softened w Softened w AnnealedOOxw Annealed w Annealed w AnnealedB w Normalized (and tempered, if necessary)w Normalized (and tempered, if necessary) w Normalized, drawn a
29、nd temperedw Normalized, drawn and temperedC w Spheroidized D w Spheroidized and cold worked W w Solution treated w Solution treated w Solution heat treatedWWxWxxw Solution treatedK w Solution treated and cold workedw Solution heat treated and naturally aged with cold workwithout cold workT3T3xT3xxT
30、3xxxT4T4xT4xxT4xxxP w Solution treated and destabilizedw Cold worked and solution treatedw Solution heat treated and artificially aged T6T6xT6xxT6xxxNOTEThe insertion of a hyphen (-) in a box indicates that the coding of the corresponding delivery condition has not been used, up to the date of publi
31、cation of this standard.1) Designation of heat treatment according to EN 3350BSEN2032-2:1994 BSI 12-1999National annex NA (informative) Committees responsibleThe United Kingdom participation in the preparation of this European Standard was entrusted by the Aerospace Standards Policy Committee (ACE/-
32、) to Technical Committee ACE/-/1/2 upon which the following bodies were represented:British Iron and Steel Producers AssociationMinistry of DefenceSociety of British Aerospace CompaniesNational annex NB (informative) Cross-referencesThere are no British Standards corresponding toEN2500-1 andEN3350 r
33、eferred to in the text. British Standards identical in title and number will be published in due course.BS EN 2032-2:1994BSI389 Chiswick High RoadLondonW4 4ALBSIBritishStandardsInstitutionBSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on stan
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