EN 4301-2009 en Aerospace series - Identification marking methods for engine items - Engineering requirements《航空航天系列 发动机的打印标号 工程要求》.pdf
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1、BS EN 4301:2009ICS 49.050NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Identification markingmethods for engineitems EngineeringrequirementsThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 3
2、0 April2009 BSI 2009ISBN 978 0 580 60985 5Amendments/corrigenda issued since publicationDate CommentsBS EN 4301:2009National forewordThis British Standard is the UK implementation of EN 4301:2009.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners
3、and fastening systems.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot c
4、onfer immunityfrom legal obligations.BS EN 4301:2009EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 4301March 2009ICS 49.050English VersionAerospace series - Identification marking methods for engineitems - Engineering requirementsSrie arospatiale - Mthodes de marquage pour articlesmoteurs - Exige
5、nces techniquesLuft- und Raumfahrt - Kennzeichnungsverfahren frTriebwerkbauteile - Technische AnforderungenThis European Standard was approved by CEN on 1 March 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStand
6、ard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French,
7、German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech
8、Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE
9、 NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4301:2009: EBS EN 4301:2009EN 4301:2009 (E) 2 Contents Page Foreword 31 Scope 42 No
10、rmative references 43 Terms and definitions .44 Symbols and abbreviations 55 Arrangement of marks 55.1 General 55.2 General arrangement .56 Coding system .66.1 Identification marking codes 66.2 Standard combinations of identification marks .76.3 Indication on drawings 76.3.1 General 76.3.2 Meaning o
11、f codes given in example (Figure 2) 86.3.3 Understanding Table 3 87 Character height . 128 Writing 129 Depth of marks 1210 General marking conditions 1210.1 Introduction . 1210.2 Process quality . 1210.3 Marking quality 1210.4 Surface treatment . 1310.5 Cast/forged parts 1310.6 Temporary production
12、mark 1310.7 Re-marking 1310.8 Final inspection mark . 1311 Marking methods 1411.1 Permanent markings 1411.2 Temporary markings 15Annex A (normative) Optical Character Recognition (O.C.R.) 17Annex B (normative) Character shapes and optical character recognition requirements (O.C.R.) for 57 dot matrix
13、 method 18Annex C (normative) O.C.R. characters Common characteristics 20BS EN 4301:2009EN 4301:2009 (E) 3 Foreword This document (EN 4301:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in acco
14、rdance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication o
15、f an identical text or by endorsement, at the latest by September 2009, and conflicting national standards shall be withdrawn at the latest by September 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shal
16、l not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Esto
17、nia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 4301:2009EN 4301:2009 (E) 4 1 Scope This standard describes the
18、coding system for marks, the processes used to produce these marks, as well as the general marking requirements for the identification of aerospace engine items. This document is applicable to items whose engineering drawing or design folder refers to EN 4301 for all issues that are not in contradic
19、tion with specific indications appearing on the engineering drawing or in the design folder. This document is not applicable to items requiring an identification plate. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated referen
20、ces, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN ISO 3098-2, Technical product documentation Lettering Part 2: Latin alphabet, numerals and marks (ISO 3098-2:2000) 3 Terms and definitions For the purpose
21、s of this document, the following terms and definitions apply. 3.1 marking action of affixing one or more marks on a medium 3.2 mark physical information, composed of legible characters on the item or its packaging 3.3 permanent mark mark produced by means of a marking process whose characters can o
22、nly be eliminated by removing material (machining) 3.4 temporary mark mark produced by means of a marking process whose characters can be easily removed 3.5 character each of the elements which compose the mark: letter, figure, symbol, separator, etc. 3.6 design authority person or corporate body wh
23、o is in charge of the design definition 3.7 design definition creative activity which, starting from expressed needs, existing means, and technological possibilities, results in the design of a product meeting these needs and industrially feasible BS EN 4301:2009EN 4301:2009 (E) 5 3.8 manufacturer p
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