1、h. CEN ENx2032-2 94 3404589 OOb2L23 Tb8 m EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2032-2 March 1994 iilK (i69 : 621.85 : (?-in. 1 1kwi.il)toi.s: Air(.rdfl industry, iiictaiirgical products, delivery condition, codification English version Aerospace series Metallic materials Part 2: Codi
2、ng of metallurgical condition in delivery condition Srie arospatiale Luft- und Raumfahrt Matriaux mtalliques Metallische Werkstoffe Partie 2: Codification des tats mtallurgiques ltat de livraison Teil 2: Kennbuchstaben fr Wrmebehandlungszustnde im Lieferzustand This European Standard was approved by
3、 CEN on 1994-03-24. CEN members are bound to comply with the CENKENELEC 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 m
4、ay 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 translation under the responsibility of a CEN member into its own language and notified to the Ce
5、ntral 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, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN Europea
6、n Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B- 1050 Brussels O 1994 Copyright reserved to CEN members Ref. No. EN 2032-2 : 1994 E CEN ENx2032-2 94 E 3404587 0062322 9T4 E Page 2 EN 2032-2 : 1994 Foreword This
7、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 Associations and the Official Services of t
8、he 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 endorsement, at the latest by September
9、1994, and conflicting national standards shall be withdrawn at the latest by September 1994. According to the CENXENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,
10、Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom. CEN ENr2032-2 94 3404589 0062223 830 U Page 3 EN 2032-2 : 1994 1 Scope This standard specifies the code letters to be allocated to define the metallurgical condition of metallic semi- finished products in delivery
11、 condition, for aerospace applications. 2 Normative references This 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 refere
12、nces, subsequent 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
13、 and use of metallic material standards - Part 1: General requirements Aerospace series - Aluminium, aluminium alloys - Temper designations EN 3350 O 3 Principle When the semi-finished product is delivered in the use condition, the code letter for the delivery condition shall be “U“, irrespective of
14、 the heat treatment 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 codes See table 1 5 Instructions for
15、 use Determine from lines 6.1 and 7 of the material standard if a delivery condition is identical to the use condition: O - if yes, write code letter “U“ on line 6.2 in the appropriate column or sub-column; - if not, allocate the appropriate code letter, selected from the table 1 in the column corre
16、sponding to the relevant family of metallic materials, taking into account the wording used in line 6.1 to describe the heat treatment steps. Write this code letter in the appropriate column or sub-column of line 6.2. NOTE: The meaning of the line numbers used in the material standard is given in EN
17、 2500-1. 1) Published as AECMA Prestandard at the date of publication of this standard A B C D Softened Annealed Normalized (and tempered, if necessary) Normalized, drawn and tempe red Spheroidized 0 Spheroidized and cold worked 0 Solution treated Solution heat treated w wx WXX K - Solution treated
18、and cold worked Solution heat treated and naturally aged with cold without work cold work T3 T4 T3x T4x T3xx T4xx T3xxx T4w Cold worked and solution treated Solution heat treated and artificially aged T6 T6x T6xx TGrxx P 0 Solution treated and destabilized Page 4 EN 2032-2 : 1994 Table 1 Code letter
19、s to be used for the delivery heat treatment condition when it differs from the use condition De livery Aluminium, aluminium and magnesium alioys 1) Heat resisting alloys Titanium and titanium alloys Joining materials Steel :ode etter F Not heat treated Cold worked As fabricated F HXX HXXX Not heat
20、treated Not heat treated Sonened Annealed Annealed O ox Annealed 0 Normalized (and tempefed, if necessary) Normalized, drawn and tempered Solution treated - 0 Solution treated VOTE: The insertion of a hyphen (-) in a box indicates that the coding of the corresponding delivery condition has lot been used, up to the date of publication of this standard. 1) Designation of heat treatment according io EN 2350 4
