1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 2596:2006Aerospace series Washers, lock, with radial serrations in corrosion resisting steel, cadmium plated for flight control rods DimensionsLicensed Copy: Wang Bin, ISO/
2、EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:2006 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 2596:2006. Itsupersedes BS EN 2596:1990 which is withdrawn.The UK Technical Committee draws the attention of the user, tothe fac
3、t that under normative references, the quality managementsystems Standard applicable to BS EN 2596, is EN 9133 and not EN9100, as is the case for all other EN standards for radial serrated lockwashers. This error has been identified to CEN but no corrigendahas been issued to date. It is expected to
4、be corrected at the nextamendment or revision of the European Standard.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can beobtained on request to its secretary.This p
5、ublication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2011ISBN 978 0 580 55899 3ICS 49.030.50Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the
6、 authority of theStandards Policy and Strategy Committee on 28 February 2011.Amendments issued since publicationDate Text affectedLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:2006EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 2596Ma
7、y 2006ICS 49.060 Supersedes EN 2596:1988 English VersionAerospace series - Washers, lock, with radial serrations incorrosion resisting steel, cadmium plated for flight control rods -DimensionsSrie arospatiale - Freins stries radiales en acierrsistant la corrosion, cadmis pour bielles decommandes de
8、vol - DimensionsLuft- und Raumfahrt - Sicherungen, radialverzahnt auskorrosionsbestndigem Stahl, verkadmet frBediengestnge von Flugsteuerungen - MaeThis European Standard was approved by CEN on 6 January 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate t
9、he conditions for giving this EuropeanStandard 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 Central Secretariat or to any CEN member.This European Standard exists in t
10、hree official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Aus
11、tria, Belgium, Cyprus, Czech 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 ST
12、ANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 2596:2006: ELicensed Copy: Wang Bin, ISO/EXCHANGE CH
13、INA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:2006BS EN 2596:2006EN 2596:2006 (E) 2 Contents Page Foreword 3 1 Scope .4 2 Normative references .4 3 Required characteristics 4 4 Designation .6 5 Marking 7 6 Qualification 7 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS,
14、 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:2006BS EN 2596:2006EN 2596:2006 (E) 3 Foreword This European Standard (EN 2596:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance wi
15、th the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an id
16、entical text or by endorsement, at the latest by November 2006, and conflicting national standards shall be withdrawn at the latest by November 2006. 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 shall not be
17、held responsible for identifying any or all such patent rights. This European Standard supersedes EN 2596:1988. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus,
18、Czech 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 the United Kingdom. Licensed Copy: Wang Bin, ISO/EXCHANGE CHI
19、NA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:20064 1 Scope This standard specifies the characteristics of lock washers in corrosion resisting steel, cadmium plated, with radial serrations primarily intended for flight control rods. These lock washers are intended to immobilis
20、e the rod end in relation to the rod body, whilst allowing a precise positional adjustment. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest editi
21、on of the referenced document (including any amendments) applies. EN 2133, Aerospace series Cadmium plating of steels with specified tensile strength 1 450 MPa, copper, copper alloys and nickel alloys. EN 2538, Aerospace series Steel FE-PM3801 (X5CrNiCu17-4) Air melted Solution treated and precipita
22、tion treated Sheet and strip a 6 mm Rm 1 310 MPa. 1)EN 2540, Aerospace series Steel FE-PM3902 (X7CrNiAl17-7) Air Melted Solution treated and precipitation hardened Sheet and strip a 6 mm 1 240 MPa Rm 1 450 MPa. 1)EN 9100, Aerospace series Quality management systems Requirements (based on ISO 9001:20
23、00) and Quality systems Model for quality assurance in design, development, production, installation and servicing (based on ISO 9001:1994). 3 Required characteristics 3.1 Dimensions Mass Configuration shall correspond with Figures 1, 2 and 3. The dimensions and masses shall conform with values quot
24、ed in Tables 1 and 2. Dimensions apply after cadmium plating. 3.2 Surface roughness Ra= 3,2 m. This value applies prior to cadmium plating. 3.3 Material Steel according to EN 2540 or EN 2538 (inactive for new design). 3.4 Surface treatment Cadmium plated according to EN 2133, 10 m to 20 m, without c
25、hromatation. 1) Published as AECMA Prestandard at the date of publication of this standard. BS EN 2596:2006EN 2596:2006 (E) Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:20065 Dimensions in millimetres Dimensions in millimetres aN equid
26、istant serrations bR 0,5 to 0,8 cR 0,3 to 0,5 dIdentification mark aN equidistant serrations bR 0,5 to 0,8 cR 0,3 to 0,4 dIdentification mark Figure 1 Element for rod body side Code A Figure 2 Element for rod end side Code B Figure 3 Thickness of lock washer assembly BS EN 2596:2006EN 2596:2006 (E)
27、Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:20066 Table 1 Dimensions in millimetres d1d2d3a1a2a3a4(a5) b1b2l1l2l3r1r2Diameter code 0,1 + 0,5 0 0,25 0,15 + 0,15 0,25 0,15 0,15 0,15 0,15 0,25 0,25 0 0,15 0,15 0,1508 8,2 12,7 0,58 1,1 1,
28、8 0,5 1,3 1,3 8,4 4,0 6,8 0,7010 10,2 1,0 8,3 12 12,2 19,0 1,6 1,2 2,0 2,0 2,0 12,0 6,5 10,5 14 14,2 22,0 0,80 1,4 0,6 2,9 2,9 13,0 8,8 12,5 2,4 2,0016 16,3 25,4 1,8 0,86 1,5 1,6 2,3 0,7 3,0 3,0 14,7 10,0 14,0 2,7 1,45Table 2 a1 + a4Mass lock washer assembly mm g Diameter code N Number of serrations
29、 min. max. 0,3 08 42 8721 8821 2,38 1,8 10 6,0 12 50 8742 8842 2,80 4,5 14 3,10 5,8 16 56 8920 90 3,16 9,6 4 Designation EXAMPLE Description block WASHER LOCK Identity block EN2596A08 Number of this standard Code for the lock washer (see Table 3) Diameter code (see Table 1) NOTE If necessary, the co
30、de I9005 shall be placed between the description block and the identity block. BS EN 2596:2006EN 2596:2006 (E) Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBS EN 2596:20067 Table 3 Lock washer Code Element, rod body side, according to Figure 1 A
31、Element, rod end side, according to Figure 2 B Lock washer assembly C 5 Marking In addition to the manufacturers own marking, each lock washer and its packaging shall be marked, using the identity block as defined in Clause 4 of this standard. The marking position and method are at the manufacturers
32、 option. The marking, when it is possible, shall be indelible and shall not impair the characteristics of the lock washer. 6 Qualification According to EN 9100. BS EN 2596:2006EN 2596:2006 (E) Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIThis pag
33、e deliberately left blankLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIThis page deliberately left blankLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 26/05/2011 08:51, Uncontrolled Copy, (c) BSIBSI is the independent national body respons
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