BS EN 2377-1989 玻璃纤维增强塑料――试验方法――表观层间剪切强度的测定1.pdf
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1、BRITISH STANDARD AEROSPACE SERIES BS EN 2377:1989 Glass fibre reinforced plastics Test method Determination of apparent interlaminar shear strength This European Standard EN 2377 has the status of a British Standard. UDC 678.067.5-41:620.176:629.7 BS EN 2377:1989 This British Standard, having been p
2、repared under the direction of the Aerospace Standards Policy Committee, was published under the authority of the Board of BSI and comes into effect on 30 November 1989 BSI 01-2000 The following BSI references relate to the work on this standard: Committee reference ACE/64 Draft for comment 88/70403
3、 DC ISBN 0 580 17743 2 Cooperating organizations The European Committee for Standardization, under whose supervision this European Standard was prepared, comprises the national standards organizations of the following Western European countries. AustriaOesterreichisches Normungsinstitut BelgiumInsti
4、tut belge de normalisation DenmarkDansk Standardiseringsraad FinlandSuomen Standardisoimisliito, r.y. FranceAssociation franaise de normalisation GermanyDeutsches Institut fr Normung e.V. GreeceHellenic Organization for Standardization IcelandIcelandic Council for Standardization IrelandNational Sta
5、ndards Authority of Ireland ItalyEnte Nazionale Italiano di Unificazione LuxemburgInspection des travails et des mines NetherlandsNederlands Normalisatie-instituut NorwayNorges Standardiseringsforbund PortugalInstituto Portugus da Qualidade SpainInstituto Espaol de Normalizacin SwedenStandardisering
6、skommissionen i Sverige SwitzerlandAssociation suisse de normalisation United KingdomBritish Standards Institution Amendments issued since publication Amd. No.Date of issueComments BS EN 2377:1989 BSI 01-2000i Contents Page Cooperating organizationsInside front cover National forewordii Brief histor
7、y2 Text of EN 23773 National appendix AInside back cover National appendix BInside back cover BS EN 2377:1989 ii BSI 01-2000 National foreword This British Standard has been prepared under the direction of the Aerospace Standards Policy Committee and is the English language version of EN 2377 “Aeros
8、pace series. Glass fibre reinforced plastics. Test method. Determination of apparent interlaminar shear strength”, published by the European Committee for Standardization (CEN). EN 2377 was produced as a result of international discussion in which the UK took an active part. A British Standard does
9、not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside
10、 front cover, pages i and ii, the EN title page, pages 2 to 6, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. EUROPEAN STANDARD NORME EUROPEN
11、NE EUROPISCHE NORM EN 2377 January 1989 UDC: 678.067.5-41:620.176:629.7 Key words: Aircraft industry, glass reinforced plastics, plates, test method, shear stress English version Aerospace series Glass fibre reinforced plastics Test method Determination of apparent interlaminar shear strength Srie a
12、rospatiale Plastiques renforcs de fibres de verre Mthode dessai Dtermination des proprits en cisaillement apparent interlaminaire Luft- und Raumfahrt Glasfaserverstrkte Kunststoffe Prfverfahren zur Bestimmung der scheinbaren interlaminaren Scherfestigkeit This European Standard was accepted by CEN o
13、n 1988-03-17. CEN members are bound to comply with the requirements of CEN Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standard
14、s may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to CEN
15、 Central Secretariat has the same status as the official versions. CEN members are the national standards organizations of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CE
16、N European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels CEN 1989 Copyright reserved to all CEN members Ref. No. EN 2377:1989 E EN 2377:1989 BSI 01-2000 2 Brief history This draft European Standard
17、 has been prepared by the European Association of Aerospace Manufacturers (AECMA). After enquiries and votes carried out in accordance with the rules of this Association, this draft has successively received the approval of the National Associations and the Official Services of the member countries
18、of AECMA, prior to its presentation to CEN. In accordance with the Common CEN/CENELEC Rules, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, S
19、weden, Switzerland and United Kingdom. Contents Page Brief history2 1Scope and field of application3 2References3 3Definition3 4Principle of the method3 5Test specimens3 6Apparatus4 7Conditioning4 8Procedure4 9Test results4 10Calculation and expression of results5 11Test report5 Annex A Determinatio
20、n of the estimated value of standard deviation6 Figure 13 Figure 2 Testing device4 Figure 3.a Shear modes of failure4 Figure 3.b Non-shear modes of failure5 EN 2377:1989 BSI 01-20003 1 Scope and field of application This standard defines a method for the determination of the apparent interlaminar sh
21、ear strength by delamination of textile glass fibre reinforced plastics produced in sheet form for aerospace use. 2 References EN 62, Glass reinforced plastics Standard atmospheres for conditioning and testing. EN 2374, Aerospace series Glass fibre reinforced mouldings and sandwich composites Produc
22、tion of test panels. 3 Definition The apparent interlaminar shear strength is the maximum interlaminar shear stress at the moment of first failure. It is expressed in MPa. 4 Principle of the method For the determination of the resistance in interlaminar shear parallel to the layers of reinforcement,
23、 a specimen of rectangular cross section is tested in flexion. The specimen resting on two supports and the force applied by means of a loading nose midway between the supports. 5 Test specimens The test specimens are prepared according to EN 2374. 5.1 Dimensions 5.1.1 Standard specimens 5.1.2 Alter
24、native specimens When it is not possible or desirable to use the standard specimens, the following rules shall be observed: a) The length and the thickness of the test specimen shall be in the same ratio as in the standard specimen: 1 = 6,7 h o 0,5 mm b) The width and the thickness of the test speci
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- BS EN 2377-1989 玻璃纤维增强塑料试验方法表观层间剪切强度的测定1 2377 1989 玻璃纤维 增强塑料 试验 方法 表观 剪切 强度 测定
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