1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication Comments should be sent within six months prEN 4367 Edition P 1 August 2001 Material Domain PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32
2、) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: Descriptors: ENGLISH VERSION Aerospace series Cast acrylic sheets Dimensions Srie arospatiale Feuilles dacrylique Dimensions Luft- und Raumfahrt Platten aus Acrylglas Mae This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AEC
3、MA-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 publication of this Pres
4、tandard, 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 draff European Standard to C
5、EN (European Committee for Standardization) for formal vote. 2001-08-31 after the date of publication to Gulledelle 94 AECMA-STAN Mr Pays 8-1200 BRUXELLES 0 aecma 20c COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesPage 2 prEN 4367: 200
6、1 Blank page COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Servicese1 Length and width Tolerance +3 O +6 O +8 O L 1 O00 I O00 up to 2 O00 2 O00 up to 3 O00 3 O00 ( + 03 ) % * Scope This standard specifies the semi-finished product designation
7、 and dimensional tolerances for cast acrylic sheets as detailed in 3.1. 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 li
8、sted 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. IS0 7823-1 Poly (methyl me
9、thacrylate) sheets - Types, dimensions and characteristics - Part 1: Cast sheets Aerospace series - Cast acrylic sheets - Technical Specification 1) Aerospace series - Cast acrylic - Properties 1) EN4243 EN 4364 EN 4365 Aerospace series - Heat and crazing resistant cast acrylic, crosslinked, and low
10、 moisture absorption - Properties 1) EN 4366 Aerospace series - Heat and crazing resistant cast acrylic, crosslinked, multi-axially stretched, and low moisture absorption - Properties 1) 3 3.1 Materials In accordance with EN 4243 and either EN 4364, EN 4365 or EN 4366 Req u i remen t s 3.2 Dimension
11、s 3.2.1 See table 1. Tolerance on length and width: 1) Published as AECMA Prestandard at the date of publication of this standard COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesI) I i/ Page 4 prEN 4367: 2001 3.2.2 Tolerance on thicknes
12、s: See table 2. Table 2 Dimensions in millimetres The tolerances in table 2 are based on IS0 7823-1. 4 Designation 4.1 Standard designation EXAMPLE: Description block Identity block Sheet EN4367-4364-0 Number of this standard Material standard Thickness code (see table 2) NOTE If necessary, the code
13、 19005 shall be placed between the description block and the identity block. 4.2 Designation in order EXAMPLE: Five sheets, material standard EN 4364, thickness = 8 mm, width = 1 200 mm, length = 2 O00 rnm Five sheets EN4367-4364-080 x 1 200 x 2 O00 COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services
