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    ASD-STAN PREN 3982-2000 Aerospace Series Aluminium Alloy AL-P7050-T7451 Plate 6 mm a is Greater Than or Equal to 160 mm (Edition P 2 Supersedes Edition P 1 June 1995)《航空航天系列 铝合金AL.pdf

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    ASD-STAN PREN 3982-2000 Aerospace Series Aluminium Alloy AL-P7050-T7451 Plate 6 mm a is Greater Than or Equal to 160 mm (Edition P 2 Supersedes Edition P 1 June 1995)《航空航天系列 铝合金AL.pdf

    1、STD-AECMA PKEN 3782-ENGL 2000 m 1012311 0018bOb 3b5 = - Edition approved for publication AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months C5 Chairman after the date of oublication to prEN 3982 Edition P 2 June 2000 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE IND

    2、USTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 Supersedes edition P 1 June 1995 ICs: Descriptors: ENGLISH VERSION Aerospace series Al um in i um al lo y AL-P7050- T7451 Plate 6 mm e a I 160 mm Srie arospatiale Alliage daluminium AL-P7050- Ti451 Tle

    3、s paisses 6 mm a 160 mm Luft- und Raumfahrt Aluminiumlegierung AL-P7050- Ti451 Platten 6 mm a I 160 mm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA- Mem

    4、bers. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or function

    5、ally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for form

    6、al vote. 2000-06-30 AECMA Gulledelle 94 B-1200 BRUXELLES Mr Evetts 1 I aecma 200 STD-AECMA PREN 3782-ENGL 2000 LOL231L 0CILBb07 2TL Page 3 prEN 3982: 2000 O Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this

    7、 series is described in EN 4258. This standard has been prepared in accordance with EN 4500-2. I Scope This standard specifies the requirements relating to: Aluminium alloy AL-P7050- T7451 Plate 6 mmai 160 mm for aerospace applications. 2 Normative references This European Standard incorporates by d

    8、ated 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, subsequent amendments to or revisions of any of these publications apply to this European Standard

    9、 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 standards and their use 1) EN 4400-1 Aerospace

    10、 series - Aluminium and aluminium alloy wrought products - Technical specification - Part 1 : Plate 1) EN 4500-2 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 2: Specific rules for aluminium, aluminium alloys and magnesium alloys 4) 1) Publi

    11、shed as AECMA Prestandard at the date of publication of this standard Page 4 Material decimation STD.AECMA PREN 3982-ENGL 2000 m LOL23LL 001b08 138 9 Aluminium alloy AL-P7050- pr 3982: 2000 - Chemical Element min. % max. composition AI Others Each Total Si Fe Cu Mn Mg Cr Zn Zr Ti . - - 2,O - 1,9 - 5

    12、,7 0,08 - - - 0,12 0,15 2,6 0,lO 2,6 0,04 6,7 0,15 0,06 0,05 0,15 Base Form Method of production Limit dimension(s) mm I - Method of melting 1 Plate Roiled 6a1160 Technical specification EN 4400-1 1 6.1 Delivery condition W51 Heat treatment 470 oc s es 485 oc I WQ es 40 OC + 1,5 % I controlled stret

    13、ched 5 3 % + 6 = ambient 2.2 Delivery condition code W 7 Use condition T745 1 Heat treatment Delivery condition + 115 “C s 8s 125 “C I4 h I t I 24 h a + 157 “C 5 675 175 “C I 12 h I t I 30 h a T7451 470 “C I 485 “C WQ 61 40 “C + 1,5 % 5 controlled stretched I 3 % + 115 “C 5 61 125 “C I4 h 5 t 5 24 h

    14、 a + 157 “C I 65 175 “C I 12 h 5 t I 30 h a U T745 1 Delivery condition I 18 I Shear strength 1 R, I MPa I I 8.1 Test sample(s) 8.2 Test piece(c) 8.3 Heat treatment 9 Dimensions concerned 1 mm 1 19 I Bending Ikl-l See EN 4400-1 See EN 4400-1 Use condition 125 a 5 50 6 a 5 12.5 50 a I 75 20 21 22 23

    15、- - 24 26 27 - 25 - Impact strength - Temperature I 6 “c - Time h - Stress oa MPa - Elongation a % - Rupture stress GR MPa - Elongation at A yo rupture - abc Notes (see line 98) STD-AECMA PREN 3982-ENGL 2000 = LOL23LL 00L8b09 O74 -I 7 * Artificial ageing may be carried out using the following altern

    16、ative single stage method: heating to a temperature of 157 “C I 05 175 “C at a rate not exceeding 20 Clh and soaking at this temperature for 12 h It i5 30 h. Alternatively &D 2 3 if required by the purchaser. Alternatively &D 2 2,5 if required by the purchaser. b Electrical conductivity Stress corro

    17、sion Fracture toughness (Ki c) External defects Notchlyield ratio RelRp0,2 Exfoliation corrosion Internal defects Batch uniformity 95 96 98 - - - 99 - ? 3 The “capability clause“ applies o = 240 MPa Dimensions LT (mm) MPa fi TL SL MPa fi MPa fi 25a5 50 50 a a 75 2 32 2 27 - 230 2 26 2 23 100a1125 12

    18、5 as 160 2 27 2 24 2 23 2 26 2 24 2 23 - 7 See EN 4400-1 Exfoliation corrosion shall not be greater than that of grade EB. - - See EN 4400-1 See EN 4400-1 - - See EN 4400-1 See EN 4400-1 Page 5 prEN 3982: 2000 See EN 4400-1 Acceptable Acceptable if Rp0,2 LT I Rp0,2 min. LT + 70 MPa or if stress corr

    19、osion test is acceptable. Not acceptable y 2 23,O MSlm 22,O MSlm 5 y 23,O MSlrn y 22,O MSlm -I _ See EN 4400-1 - 7 I 75a1 100 I 2 28 I t 25 I 2 23 -I See EN 4400-1 -I See EN 4400-1 Marking inspection Dimensional inspection Notes -I Typical use STD*AECMA PKEN 3782-ENGL 2000 B 1012311 0018b21 6-71 Page 6 prEN 3982: 2000 Product qualification See EN 4400-1 Qualification programme to be agreed between manufacturer and purchaser.


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