1、CEN EN*2829 94 3404589 0089373 5T3 e BRITISH STANDARD AEROSPACE SERIES Adhesion test for metallic coatings by shot peening The European Standard EN 2829 : 1994 has the status of a British Standard BS EN 2829 : 1995 CEN ENx2829 94 = 3404589 0089374 43T = BS EN 2829 : 1995 Amd. No. Date This British S
2、tandard, having been prepared under the direction of the Engineering Sector Board (E/-), was published under the authority of the Standards Board and comes into effect on 15 March 1995 O BSI 1995 lxt affected The following BSI references relate to the work on this standard: Committee reference ACE44
3、 Draft for comment 9075752 DC ISBN O 580 23703 6 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of the following countries: Austria Belgium Denmark Finland France
4、Germany Greece Iceland Ireland Italy Luxembourg Netherlands Norway Portugal Spain Sweden Switzerland United Kingdom Oesterreichisches Nonnungsinstitut Institut belge de normalisation Dansk Standard Suomen Standardisoimisliito, r. y. Association franaise de normalisation Deutsches Institut fr Normung
5、 e.V. Hellenic Organization for Standardization Technological Institute of Iceland National Standards Authority of Ireland Ente Nazionale Italiano di Unificazione Inspection du Travail et des Mines Nederlands Normalisatie-instituut Norges Standardiseringsforbund Instituto Portugus da Qualidade Asoci
6、acin Espaola de Normalizacin y Certificacin Standardiseringskommissionen i Sverige Association suisse de normalisation British Standards Institution CEN EN*2827 94 = 3404589 0089375 37b BS EN 2829 : 1995 Contents pape Cooperating organizations Inside front cover National foreword i Foreword 2 Text o
7、f EN 2829 3 National annex NA (informative) Committees responsible Inside back cover National annex NB (informative) Cross-references Inside back cover National foreword This British Standard has been prepared under the direction of the Engineering Sector Board and is the English language version of
8、 EN 2829 : 1994 Amspace series - Adhesion test for metallic coatings by shot peening, published by the European Committee for Standardization (CEN). EN 2829 was produced as a result of international discussion in which the United Kingdom took an active part. Compliance with a British Standard does n
9、ot of itself confer immunity from legal obligations. i CEN ENx2829 94 3404589 0087176 202 EUROPEAN STANDARD EN 2829 NORME EUROPENNE EUROPISCHE NORM December 1994 ICs 49.040.40 Descriptors: Aircraft industry, metal coatings, coating processes, adhesion tests English version Aerospace series - Adhesio
10、n test for metallic coatings by shot peening Srie arospatiale - Essai dadhrence des revtements mtalliques par martelage Luft- und Raumfahrt - Prfung der Haftfestigkeit von metallischen Beschichtungen durch Kugelstrahlen This European Standard was approved by CEN on 1994-12-05. CEN members are bound
11、to comply with the CENKENELEC 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 standards may be obtained on application to the Centr
12、al 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 the Central Secretariat has the same status as t
13、he official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Euro
14、pen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B- 1050 Brussels O 1994 Copyright reserved to CEN members Ref. No. EN 2829 : 1994 E CEN EN*2829 94 3404589 0089377 149 m Page 2 EN 2829 : 1994 Foreword This European Standard has been prepared by the Europea
15、n Association of Aerospace Manufacturers (AECMA) . After inquiries and votes carried out in accordance with the rules of this Association, this standard has successively received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presen
16、tation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 1995, and conflicting national standards shall be withdrawn at the latest by June 1995. In accordance with the CENKENELEC intern
17、al Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom. CEN ENx2829 94 = 3404589 0087178 085 Pag
18、e 3 EN 2829 : 1994 1 Scope This standard specifies a test method to determine the adhesion of coatings by shot peening. It applies to ductile metal coatings, such as cadmium, silver or copper, with a hardness : - - 250 HV for a coating thickness between 10 pm and 60 pm It shall be applicable wheneve
19、r referenced 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications These nonnative references are cited at the appropriate places in the lext and the publications are listed hereafter For dated references, subsequent amendments to
20、 or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision For undated references lhe latest edition of the publicalion referred to applies EN 2409 Aerospace series - Shot peening for inducement of compressive surface stresses for
21、 metallic parts l) 3 Peening equipment - steel balls of approximately 0.3 mm. 0.5 mm or 0.6 mm diameter ; - any device fitted with a nozzle compatible with these balls - plales according lo EN 2409 type A 4 Procedure 4.1 Setting of the device The intensity and duration of peening shall be such that
22、a test plate (see 3) restrained flat between supports placed 32 mm apart. so that only one side is facing the shot stream, shows, when the restraint has been released, a deflection of . - (0.15 f 0.05) mm for a coating thickness 2 100 pm , - (0.25 f 0.05) mm for a coating thickness r 100 pm 4.2 Test
23、ing The coating applied to the test specimen or part is submitted lo peening according to 4.1 5 Fault sanction Neither Peeling nor blistering are permissible aHer visual inspection, with the naked eye or a magnification of max. six times In preparation at the date of publication of this standard CEN
24、 EN*S829 94 3404589 OOBL79 TLL Page 4 EN 2829 : 1994 6 Test mpott It shall include the following : reference to this standard ; reference to the part or test specimen nature of the coating ; thickness of the coating ; diameter of the balls used ; t deflection measured when setting the device ; lest
25、result. National annex NA (informative) Committees responsible The United Kingdom participation in the preparation of this European Standard was entrusted by the Engineering Sector Board to Technical Committee ACE/44 upon which the following bodies were represented: Aluminium Finishing Association B
26、ritish Coatings Federation Ltd. Metal Finishing Association Ministry of Defence National Centre of Tribology Oil and Colour Chemists Association Society of British Aerospace Companies Limited National annex NB (informative) Cross-reference Publication referred to EN 2409) Corresponding British Stand
27、ard BS EN 2409 Shot peening for inducement of compressive surface stresses for metallic parts )In preparation. CEN EN+2829 94 3404589 0089I18L 67T BS EN 2829 : 1995 BSI 389 Chiswick High Road London W4 4AL 9503 - 4 - 0.5k - FP BSI - British Standards Institution BSI is the independent national body
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