1、STD-AECMA PREN 3557-ENGL 1797 1012311 CIO1385b 1Tb Edition approved for publication AECMA STANDARD NORME AECMA AECMA NORM C5 Chairman Comments should be sent within six months after the date of Dublication to prEN 3557 Edition P 1 December 1997 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDU
2、STRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. +32) 2 775 81 11 ICs: Descriptors: ENGLISH VERSION Aerospace series Aluminium alloy AL-P6061- T4 Drawn tube for pressure applications 0,6 mm I a 5 3 mm Srie arospatiale Alliage daluminium AL-P6061- T4 Tubes tirs pour app
3、lications sous pression 0,6 mm I a I3,O mm Luft- und Raumfahrt Aluminiumlegierung AL-P6061- T4 Kaltgezogene Druckrohre 0,6 mm I a I 3,O mm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on gr
4、een paper for the needs of AECMA-Members. 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
5、 is affected, physically or functionally, 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 Co
6、mmittee for Standardization) for formal vote. 1997-1 2-31 AECMA Gulledelle 94 B-I 200 BRUXELLES Mr Odorico aecrna 1997 - STD*AECMA PREN 3557-ENGL 1777 1012311 0013857 032 W Page 3 prEN 3557: 1997 O Introduction This standard is part of the series of EN metallic material standards for aerospace appli
7、cations. 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 alloy AL-P6061- T4 Drawn tube for pressure applications 0,6 mm Sa5 3 mm for aerospace applic
8、ations. 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 references, subsequent amendments to or
9、 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 2043 Aerospace series - Metallic materials - General requirements for semi-finished prod
10、uct qualification (excluding forgings and castings) 1) EN 2070-5 Aerospace series - Aluminium and aluminium alloy wrought products - Technical specification - Part 5: Tube used under pressure EN 4258 Aerospace series - Metallic materials - General organization of standardization - Links between type
11、s of EN standards and their use 1) EN 4500-2 Aerospace series - Metallic materials - Rules for the 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 sta
12、ndard Previous page is blank STD-AECMA PREN 3557-ENGL 1777 = 10123LL 0033858 T77 Page 4 prEN 3557: 1997 2 Chemical composition % 1 1 Material designation I Aluminium alloy AL-P6061- I AI Others Each Total Element Si Fe Cu Mn Mg Cr Zn Ti Ti+Zr - min. 0,40 - 0,15 - 0,8 0,04 - - - - max. 0,8 0,7 0,40 0
13、15 1,2 0,35 0.25 0,15 0,15 0,05 0,15 Base 4.1 4.2 I - 3 I Method of melting I Form Tube Method of production Drawn 5 I 0,6 s a 5 3 4.3 I Limit dimension(s) I mm I Technical specification EN 2070-5 6.2 7 16.1 I Delivery condition I T4 I Delivery condition code U Use condition T4 II I I 10 Heat treat
14、ment II Thickness of cladding on % - - each face 530 OC s es so Oc I WQ e 40 OC + O= ambient It 2 5 d 11 12 13 - Direction of test piece L L Temperature e “C Ambient Ambient Proof stress RD0.2 t 110 2 110 It I I 15 16 17 - I I Heat treatment I Delivery condition 1 Elongation A% 216 1) 214 2) 218 1)
15、216 2) Reduction of area Z % - Hardness - Characteristics 18 19 18.1 I Test sample(s) I See EN 2070-5 I Shear strength Rc MPa - Bending k- - 18.2 I Test piece( I See EN 2070-5 I 20 21 18.3 I Heat treatment Impact strength - - Temperature 8 “C I Use condition A% I Use condition 27 Notes (see line 98)
16、 I 9 I Dimensions concerned I mm I 0,6sas1,2 I 1,2 a 5 3,O I 1) 2) , , .I I I 1 2 205 1 Il I ITime I23 I I Stress I ea Il 24 C Elongation M 14 MPa I I STD*AECMA PREN 3557-ENGL 1777 101231L 0033857 705 - 6 Page 5 prEN 3557: 1997 See EN 2070-5 Z = 2a :lattening of tubes - - ;rain size See EN 2070-5 Se
17、e EN 2070-5 tarability Drift test) - - 3ternal defects See EN 2070-5 See EN 2070-5 rube leakage pressure test) - - 3eformation under pressure if tubes See EN 2070-5 See EN 2070-5 nternal cleanliness of iydrauiic tubes surface condition roughness 3atch uniformity Marking inspection Dimensional inspec
18、tion Notes Typical use - 1 See EN 2070-5 71 G24 -I See EN 2070-5 Pressure test See EN 2070-5 -I 21 The “capability clause“ applies -I See EN 2070-5 - 1) Tube test piece. 2) Strip test piece. Page 6 prEN 3557: 1997 Product qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser.
