ASD-STAN PREN 6062-1995 Aerospace Series Fibre Reinforced Plastics Test Method Flatwise Tensile Test of Composite Sandwich Panel (Edition P1)《航空航天系列 纤维增强塑料的试验方法 复合夹层板的平向抗拉试验 第P1版》.pdf
《ASD-STAN PREN 6062-1995 Aerospace Series Fibre Reinforced Plastics Test Method Flatwise Tensile Test of Composite Sandwich Panel (Edition P1)《航空航天系列 纤维增强塑料的试验方法 复合夹层板的平向抗拉试验 第P1版》.pdf》由会员分享,可在线阅读,更多相关《ASD-STAN PREN 6062-1995 Aerospace Series Fibre Reinforced Plastics Test Method Flatwise Tensile Test of Composite Sandwich Panel (Edition P1)《航空航天系列 纤维增强塑料的试验方法 复合夹层板的平向抗拉试验 第P1版》.pdf(10页珍藏版)》请在麦多课文档分享上搜索。
1、 AECMA PRENxbOb2 95 LOL23LL OOL0079 774 AECMA STANDARD NORME AECMA AECMA NORM prEN 6062 Edition PI November 1995 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 6-1 200 BRUXELLES - Tel. (32) 2 775 81 10 - Fax. (32) 2 775 81 11 ICs : Descriptors : ENGLISH VERSION
2、 Aerospace series Fibre reinforced plastics Test method Flatwise tensile test of composite sandwich panel Srie arospatiale Matires plastiques renforces de fibres Mthode dessai Essai de traction perpendiculaire dun panneau composite sandwich Luft- und Raumfahrt Faserverstrkte Kunststoffe Prfverfahren
3、 Zugversuch senkrecht zur Decklage von faserverstrkten Kernverbundplatten 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-Members. It has been technically
4、 approved by the experts of the concerned Technical Committee follo wing 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, ph ysically or functionally, without re-identifica
5、tion of the standard. After examination and signature of the AECMA Standard Checking Centre (NPSI 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 formal vote. Nota - Extra copi
6、es can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX Comments should be sent within six months after the date of publication to I Edition approved for publication 1995-1 1-30 AECMA Gulledelle 94 B-1200 BRUXELLES AIB/TF6 Chairman Mr K. Sc
7、hneider aecrna 1995 AECMA PRENnbOb2 95 1012311 0010080 496 Page 2 prEN 6062 : 1995 Contents list 1 2 3 4 5 6 7 8 9 10 Scope Normative references Definitions Principie of the method Designation of the method Apparatus Test specimen Procedure Presentation of the results Test report AECMA PRENrbOb2 95
8、m LOL23LL OOLOOBL 322 m Page 3 prEN 6062 : 1995 1 Scope This standard specifies the flatwise tensile test, which is the procedure for the determination of the tensile strength, perpendicular to the honeycomb sandwich panels. The specimen is designed to fail in one of the core to skins bonds. This st
9、andard may be used to obtain strength and compatibility data on unidirectional and woven fabric laminates, structural adhesives and epoxy resin used for repair purposes. This standard does not give any directions necessary to meet health and safety requirements. It is the responsibility of the user
10、of this standard to consult and establish appropriate health and safety precautions. 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 public
11、ations are listed 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 lates edition of the publication referred to applies. EN 2334 Aerosp
12、ace series Acid chromate pickling of aluminium alloys ” EN 2419 Aerospace series Aluminium alloy 2024-T351 plate 6 s a s 80 mm ” EN 2514 Aerospace series Aluminium alloy 5052-1 91 ) EN 2743 Aerospace series Reinforced plastics Standard procedures for conditioning prior to testing EN 2823 Aerospace s
13、eries Fiber reinforced plastics Test method for the determination of the effect of exposure to humid atmosphere on physical and mechanical characteristics Parameters for conditioning and testing ) 3 Definitions 3.1 Flatwise tensile strength Flatwise tensile strength is the ratio between the measured
14、 ultimate load F and the bonded surface area. 3.2 Standard test panel A laminate core composite structure panel which has been bonded under the conditions defined in section 7.1 and from which the test specimens are taken. I Published as AECMA Prestandard at the date of publication of this standard
15、Page 4 prEN 6062 : 1995 3.3 Failure mode The failure mode is assessed according to the following criteria: Adhesive failure = 1 failure at one bonding surface - resin or adhesive removed from honeycomb or laminate Cohesive failure = failure in the resin or adhesive - resin or adhesive remains on bot
16、h fracture surf aces. 4 Principle of the method This test on honeycomb core composite structures is carried out to determine the tensile strength by subjecting the test specimen to a tensile load perpendicular to the panel skins until fracture. 5 Designation of the method The designation of the meth
17、od used shall be drawn up according to the following example Description block I Identity block Fibre reinforced plastics Flatwise tensile test of composite sandwich panels Number of this standard Specimen type (see figure 1) 6 Apparatus 6.1 Calibrated tensile test machine accurate to within 1 %, eq
18、uipped with facilities to record maximum load. 6.2 Chamber adapted to the machine to carry out tests at temperatures other than ambient. The tempera- ture shall be maintained within i 3 OC. 6.3 Thermocouples with recorder to monitor temperature for tests at other than ambient. 6.4 Fixing blocks made
19、 of aluminium alloy according to EN 2419, which will be coupled to the test machine by means of two cylindrical pins. (see figure 1) 6.5 Vernier calliper accurate to the nearest 0.1 mm AECMA PRENwbUb2 95 = LOlr23LL 0010083 lT5 Page 5 prEN 6062 : 1995 7 Test specimen 7.1 Manufacturing of standard tes
20、t panels Honeycomb core with or without corrosion protection for the determination of tensile strength up to + 150 OC test temperature. Honeycomb core: 6.4-96 aluminium alloy 5052 H191 according to EN 2514 Depth of honeycomb core: 13 mm Dimensions: Refer to figure 3 The Oo direction in unidirectiona
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