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    ASD-STAN PREN 2726-2001 Aerospace Series Aluminium Alloy AL-C42201 T6 Sand Casting a Less Than or Equal to 20 mm (Issue P 2)《航空航天系列 a≤20mm的铝合金AL-C42201 T6砂型铸件 第P2版》.pdf

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    ASD-STAN PREN 2726-2001 Aerospace Series Aluminium Alloy AL-C42201 T6 Sand Casting a Less Than or Equal to 20 mm (Issue P 2)《航空航天系列 a≤20mm的铝合金AL-C42201 T6砂型铸件 第P2版》.pdf

    1、AECMA STANDARD prEN 2726 NORME AECMA Edition P 2 AECMA NORM October 2001 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gulledelle 94 - 6-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 Edition approved for publication ICs: Comments shou

    2、ld be sent within six months after the date of oublication to Material Domain Supersedes edition P 1 April 1986 Descriptors: ENGLISH VERSION Aerospace series Aluminium alloy AL4242201 T6 Sand casting aI20mm Srie arospatiale Alliage daluminium AL442201 T6 Pice moule en sable aI20mm Luft- und Raumfahr

    3、t Aluminiumlegierung AL-C42201 T6 Sandguctck a520mm This Xerospace Series“ Prestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardizafion). It is published on green paper for the needs of the European Aerospace Industry. It ha

    4、s been technically approved by the experts of the concerned Domain following member commenfs. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-idenfification of the s

    5、fandard. After examination and review by users and formal agreement of AECMA-STAN it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 2001-10-31 AECMA-STAN Gulledelle 94 6-1200 BRUXELLES Mr Evetts I I aecrna 20C COPYRIGHT Association Eur

    6、opeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesPage 2 prEN 2726: 2001 Blank page i COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesPage 3 EN 2726: 2001 O Introduction This standard is part of the

    7、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. I Scope This standard specifies the requirements relating to: Aluminium alloy AL-C42201 T6 Sand casting

    8、a120mm for aerospace application. 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, s

    9、ubsequent 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 2076-3 Aerospace series - Aluminium and magnesium alloy ingots

    10、 and castings - Technical specification - Part 3: Pre-production and production castings EN 4258 Aerospace series - Metallic materials - General organization of standardization - Links between types of EN standards and their use EN 4500-2 Aerospace series - Metallic materials - Rules for drafting an

    11、d presentation of material standards - Pari 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 AerospaceLicensed by Information Handling

    12、ServicesPage 4 prEN 2726: 2001 Mn Mg Zn Ti 1 2 1 4.3 1 Others Each Total . AI Aluminium alloy AL-C42201 a I - 0,05 Material designation I I I 0,45 - 0,04 - - 0,70 0,07 0,25 0,03 0,lO Base Limit dimension(s) mm a120 Technical specification EN 2076-3 Delivery condition T6 Deliverv condition code U Hea

    13、t treatment Dimensions concerned mm Thickness of cladding on % each face Use condition Use condition Use condition See EN 2076-3 a120 a I20 - - - T Proof stress h0.2 MPa 2 240 2220 2240 Strength R, MPa 2 290 2280 2305 Elongation A% 2 2,5 2 2,o 2 3,O Bending k- - Impact strength - Temperature 8 “C -

    14、Elongation at rupture A % Chemical composition I Element I Si I Fe Cu - 0,05 min. 0,15 % Method of melting I Sand casting Form I Sand casting Method of production Heat treatment 525 CI 81 550 OC I6 h It I 24 h I WQ 81 70 “C + 150 “C I e1 2OO“CI 3 h I t I 10 h /AC I T6 Use condition I I Delivery cond

    15、ition Heat treatment I Characteristics - 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 - - - - - - - - - - - - - - - - - - - - - - Test sample(s) I Cut-up, undesignated location, Cut-up, designated location Separately cast gated or integral Test piece(s) I See EN 2076-3 I See E

    16、N 2076-3 I See EN 2076-3 I I I - - I - I Direction of test piece ITemperature I I C I Ambient I Ambient I Ambient I I I Reductionofarea I Z I % I - I I Ha rd n ess - I Shearstrength I R, IMPal - I Time Ihl - I Stress I Ga (MPal - Elongation I a I % I I Rupture stress I GR I MPa I 1 abc Notes (see li

    17、ne 98) I COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesPage 5 prEN 2726: 2001 See EN 2076-3 1 xternal defects iternal defects See EN 2076-3 a Corresponds to IS0 AISi7Mg0,6 and is similar to the ALUMINIUM-ASSOCIATION registered alloy 3

    18、57.0. Unless otherwise advised by the purchaser, the manufacturer may, at his discretion, alternatively use a polymer quench at B 5 30 C. The tensile properties stated may not be consistently achievable in all parts of all castings Any differing requirements stated on the drawing shall take preceden

    19、ce over those of this material standard. atch uniformity Hardness Marking inspection 3imensional inspection 85 (typical value) HB 6 5 20 (per product) A 5 30 (per batch) Votes - Typical use See EN 2076-3 See EN 2076-3 COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesPage 6 prEN 2726: 2001 roduct qualification ualification programme to be agreed between manufacturer and purchaser. COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services


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