1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 31 March 2003 prEN 2395 Edition P 1 March 2003 Comments should be sent within six months after the date of publication to AECMA-STAN ICs: Descriptors: ENGLISH VERSION Will supersede EN 23951994 Aerospace series Aluminium alloy AL
2、-P2014A T4 or T42 Sheet and strip 0,4 mm a 6 mm Srie arospatiale Alliage daluminium AL-P2014A T4 ou T42 Tles et bandes 0,4 mm I a I 6 mm Luft- und Raumfahrt Aluminiumlegierung AL-2014A T4 oder T42 Bleche und Bnder 0,4 mm I a I 6 mm This “Aerospace Series“ Prestandard has been drawn up under the resp
3、onsibility 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 the publica
4、tion 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 draft Europ
5、ean Standard to CEN (European Committee for Standardization) for formal vote. Metallic Material Domain I I Copyright 2003 O by AECMA-STA1 Page 2 prEN 2395: 2003 Foreword This standard was reviewed by the Domain Technical Coordinator of AECMA-STANS Metallic Material Domain. After inquiries and votes
6、carried out in accordance with the rules of AECMA-STAN defined in AECMA- STANS General Process Manual, this standard has received approval for Publication. Page 3 prEN 2395: 2003 O Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The gene
7、ral 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 alloy AL-P2014A T4 or T42 Sheet and strip 0,4 mm a 6 mm for aerospace application. 2 Normative references Thi
8、s 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 are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publica
9、tions 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 series - Metallic materials - General organization of standardization - Links between types of EN standard
10、s 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 - Rules for drafting and presentation of material standards - Part 2: Specific rules for aluminium, alu
11、minium alloys and magnesium alloys 1 ) 1) Published as AECMA Prestandard at the date of publication of this standard 1 Method of melting I Material designation Aluminium alloy AL-P2014A Form Sheet and strip Method of production Rolled Limit dimension(s) mm 0,4 a 6 Technical specification EN 4400-2 D
12、elivery condition code Use condition Heat treatment Delivery condition I F I O I T4 F A U T42 T4 Delivery condition Delivery condition + 500 “C O 510 “C I WQ O 40 “C + O= ambient It 2 5 d Heat treatment 500 “C e 510 “C I WQ e 40 “C + O= ambient It 2 5 d Characteristics See EN 4400-2. 3.1 I Test samp
13、le(s) I See EN 4400-2. 3.2 I Test piece(s) I 3.3 9 10 11 12 13 14 15 16 17 18 19 20 21 - - - - - - - - - - - - - - Delivery condition: T4 I Use condition: T4 or T42 Heat treatment I Dimensions concerned mm 0,4 a 1,6 1,6 a 3,2 3,2 a 6 0,4 a 6 each face Thickness of cladding on % - - - - Direction of
14、test piece LT Temperature e OC Ambient Proof stress Rp0,2 MPa 2 255 2 400 T I Strength I I I I Reductionofarea I Z I % I I I I Hardness I I I I - - - - Shear strength R, MPa 33; a = 180“ - Bending k - 1,5;a= 180“ 2,5; a = 180“ Impact strength - - Temperature e OC 22 Ihl - I ITime 23 24 - - Stress oa
15、 MPa C Elongation a% - - 25 I I Rupture stress I OR I MPa I I I I Elongation at A % - - 27 I Notes (see line 98) I Page 5 prEN 2395: 2003 7 ntergranular corrosion Dimensions (mm) 0,4 a 1,6 1,6a3,2 3,2 a 6 Depth of penetration (pm) 125 150 200 ixternal defects Hardness 3atch uniformity 115 (Typical v
16、alue) HB 6 16 per batch A 24 per batch Marking inspection Iimensional inspection - - Votes rypical use See EN 4400-2. See EN 4400-2. -I See EN 4400-2. -I See EN 4400-2. -I See EN 4400-2. 51 T4 7 I Electrical conductivity I y I MSlm I 18,5 (Typical value) -I - -I 100 See EN 4400-2. Qualification programme to be agreed between manufacturer and purchaser. Page 6 prEN 2395: 2003 - Product qualification
