1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 15 May 2003 prEN 2090 Edition P 2 May 2003 Comments should be sent within six months after the date of publication to AECMA-STAN ICs: Descriptors: ENGLISH VERSION Supersedes edition P 1 December 1998 Aerospace series Al um i ni u
2、m alloy AL-P2024- T3 Clad sheet and strip 0,3 mm a 6 mm Srie arospatiale Alliage daluminium AL-P2024- T3 Tles et bandes plaques 0,3 mm i ai 6 mm Luft- und Raumfahrt Aluminiumlegierung AL-P2024- T3 Bleche und Bnder - Plattiert 0,3 mm i ai 6 mm This “Aerospace Series“ Prestandard has been drawn up und
3、er the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published on green paper for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to
4、the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of AECMA-STAN it will be submitted as a
5、draft European Standard to CEN (European Committee for Standardization) for formal vote. Metallic Material Domain I I Copyright 2003 O by AECMA-STA1 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or netw
6、orking permitted without license from IHS-,-,-Page 2 prEN 2090: 2003 Foreword This standard was reviewed by the Domain Technical Coordinator of AECMA-STANS Metallic Material Domain. After inquiries and votes carried out in accordance with the rules of AECMA-STAN defined in AECMA- STANS General Proce
7、ss Manual, this standard has received approval for Publication. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 3 prEN 2090: 2003 O Introduction T
8、his 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: Aluminium allo
9、y AL-P2024- T3 Clad sheet and strip 0,3 mm a 6 mm for aerospace application. 2 Normative references This European Standard incorporates by dated or undated refere ce provisia s from other publicatic S. These normative references are cited at the appropriate places in the text and the publications ar
10、e listed hereafter. For dated references, 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 4258, Aerospace ser
11、ies - Metallic materials - General organization of standardization - Links between types of EN standards and their use EN 4400-2, Aerospace series - Aluminium and aluminium alloy wrought products - Technical specification - Part 2: Sheet and strip 1 ) EN 4500-2, Aerospace series - Metallic materials
12、 - 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 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provid
13、ed by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 4 prEN 2090: 2003 Heat treatment Dimensions concerned mm Form Clad sheet and strip Method of production Rolled Limit dimension(s) mm 0,3 a 6 Technical specification EN 4400-2 Use
14、 condition. 0,3 a 0,8 0,8a 1,6 1,6 a 3,2 3,2 a 6 3.1 I Delivery condition I T3 Thickness of cladding on each face Heat treatment % 24 24 22 22 490 OC e 500 OC 1 WQ e 40 OC + cold work + O= ambient It 2 5 d Hardness Shear strength R, MPa Bending k- Delivery condition code I U - - - - - - - - 2; a = 1
15、80“ 2,5; a = 180“ 3; a = 180“ 4; a = 180“ Use condition I T3 - Elongation Rupture stress Delivery condition I Heat treatment a% - oR MPa - - 3.1 3.2 3.3 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 - - - - - - - - - - - - - - - - - - - - - - Elongation at rupture Characteristics A % - Tes
16、t sample(s) I See EN 4400-2. Notes (see line 98) Test piece(s) I See EN 4400-2. - LT I LT I LT I LT I Direction of test piece Temperature I 0 I “C I Ambient I Ambient I Ambient I Ambient 2 280 I 2 280 I 2 270 I Proof stress I Rp0,2 I MPa I 2 270 Strength I Rm I MPal 2 405 I 2 410 I 2 430 I 2 435 Red
17、uctionofarea Z % - - - - - Impact strength I I Temperature I 0 I “C I - I Time Ihl Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ixternal defects - I
18、iffusion in the cladding See EN 4400-2. 2ladding chemical mmposition % - - 3atch uniformity See EN 4400-2. See EN 4400-2. Marking inspection Iimensional inspection Element min. max. Votes Others Each Total Si Fe Cu Mn Mg Zn Ti AI - - - - - - - - 99,50 - 0,25 0,40 0,05 0,05 0,05 0,07 0,05 0,03 - - ry
19、pical use -I See EN 4400-2. Material designation Aluminium AL-P1050A or as an alternative, if agreed between manufacturer and purchaser Material designation Aluminium AL-PI 145- See EN 4400-2. Electrical conductivity See EN 4400-2. See EN 4400-2. See EN 4400-2. Copyright Association Europeene des Co
20、nstructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-100 See EN 4400-2. Qualification programme to be agreed between manufacturer and purchaser. Page 6 prEN 2090: 2003 - Product qualification Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
