1、BS EN 4078:2009ICS 49.030.30NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Inserts, threaded,thin wall, lockedand self-locking, inheat resisting steel,MoS2 lubricated Classification: 1 100MPa (at ambienttemperature) / 315 CThis British Standard
2、 was published under the authority of the Standards Policy and Strategy Committee on 31January 2010 BSI 2010ISBN 978 0 580 67777 9Amendments/corrigenda issued since publicationDate CommentsBS EN 4078:2009National forewordThis British Standard is the UK implementation of EN 4078:2009. The UK particip
3、ation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners 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. User
4、s are responsible for its correct application. Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 4078:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4078 November 2009 ICS 49.030.30 English Version Aerospace series - Inserts, threaded, thin wall, locked
5、and self-locking, in heat resisting steel, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 C Srie arospatiale - Douilles filetes, paroi mince, freines et freinage interne, en acier rsistant chaud lubrifies MoS2 - Classification: 1 100 MPa ( temprature ambiante) / 315 C Luf
6、t- und Raumfahrt - Gewindeeinsatz, dnnwandig, gesichert und schraubensichernd, aus hochwarmfestem Stahl, MoS2 geschmiert - Klasse: 1 100 MPa (bei Raumtemperatur) / 315 C This European Standard was approved by CEN on 15 September 2009. CEN members are bound to comply with the CEN/CENELEC Internal Reg
7、ulations 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 CEN Management Centre or to any CEN member. Thi
8、s 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 CEN Management Centre has the same status as the official versions. CEN members are
9、the national standards bodies of Austria, Belgium, Bulgaria, 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, Switzerl
10、and and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN
11、4078:2009: EBS EN 4078:2009EN 4078:2009 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 42.1 Configuration Dimensions Masses 42.2 Materials . 42.3 Surface treatment 43 Designation 74 Marking . 75 Installation 76 Technical specification . 7BS EN 4078:2009EN 4078:2009 (E) 3 Foreword This
12、 document (EN 4078:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the
13、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 of an identical text or by endorsement, at the latest by May 2010, and conflicting national standards shall be withdrawn
14、at the latest by May 2010. 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 held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the nati
15、onal standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
16、Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 4078:2009EN 4078:2009 (E) 4 1 Scope This European Standard specifies the characteristics of threaded thin wall inserts, locked and with a self-locking feature achieved by deforming out-of-round th
17、e internal thread of mid length, in heat resisting steel, MoS2 lubricated. Classification : 1 100 MPa1) / 315C2). 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 refere
18、nces, the latest edition of the referenced document (including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods EN 4217, Aerospace series Inserts, thin wall, for airframe applications Insta
19、llation and removal procedure3)EN 4218, Aerospace series Inserts, thin wall, self-locking, MJ threads, in heat resisting steel, MoS2 lubricated Classification 1 100 MPa (at ambient temperature) / 315 C Technical specification3) ISO 965-1, ISO general-purpose metric screw threads Tolerances Part 1: P
20、rinciples and basic data ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts TR 3791, Aerospace series Materials for self-locking nuts, threaded inserts and screw thread inserts of temperature classes 425 C 2.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimens
21、ions and tolerances are expressed in millimetres and apply before MoS2lubrication. Details of form not stated are at the manufacturers option. 2.2 Materials TR 3791. 2.3 Surface treatment EN 2491, thickness not specified. 1) Corresponds to the minimum tensile stress which the insert is able to withs
22、tand at ambient temperature without breaking or cracking when tested with a bolt of a higher strength class. 2) Maximum temperature that the insert is able to withstand, without permanent alteration to its original characteristics, after ambient temperature has been restored. The maximum temperature
23、 is conditioned by the MoS2lubricant. 3) In preparation at the date of publication of this standard. BS EN 4078:2009EN 4078:2009 (E) 5 Dimensions in millimetres Key 1 Knurled across thread to produce L3 serrations a These values in micrometres apply before surface treatment. They do not apply to thr
24、eads and sheared edges the surface texture of which will be as achieved by normal manufacturing methods. b Three slots equip-spaced c Thread lock approximately mid length d Thread pitch diameter Figure 1 BS EN 4078:2009EN 4078:2009 (E) 6 Table 1 Diameter code Internal threada D1External threadb D3+
25、0,13 D4min. K min. L1 + 0,3 Configuration L2 + 0,2 L3 + 0,3 Massc Configuration D2Minor diameter max. A B A B 030 MJ3x0,5-4H6H M5x0,8-4g 4,044 3,17 2,82 0,9 - 5,1 2,15 1,6 - 0,33 040 MJ4x0,7-4H6H M6x1-4g 4,954 4,21 3,72 1,15 - 6,9 2,55 1,9 - 0,51 050 MJ5x0,8-4H6H M7x1-4g 5,973 5,23 4,56 1,25 7,6 9,1
26、 2,95 2,3 0,68 0,83 060 MJ6x1-4H5H M8x1-4g 7,016 6,28 5,44 1,5 8,9 10,7 3,15 2,4 1,05 1,28 080 MJ8x1-4H5H M10x1-4g 9,056 8,32 7,28 2 12,8 15,7 3,95 2,9 2,02 2,47 100 MJ10x1.25-4H5H M12x1-4g 11,11 10,37 9,14 2,5 16,2 19,9 4,65 3,3 3,30 4,13 120 MJ12x1,25-4H5H M14x1-4g 13,116 12,37 11,14 19,9 24,8 3,5
27、 5,04 6,25 140 MJ14x1,5-4H5H M16x1-4g 15,116 14,37 13,14 23,1 28,8 3,6 7,06 8,95 aIn accordance with ISO 5855-2. In self-locking zone the tolerances apply before deforming out-of-round. bIn accordance with ISO 965-1, except for the maximum minor diameter which shall be as stated in Table 1. cApproxi
28、mate values (kg/1 000 pieces), calculated on the basis of 7,85 kg/dm, for information purposes only. BS EN 4078:2009EN 4078:2009 (E) 7 3 Designation EXAMPLE: Description block Insert Identity block EN4078A060 Standard number Configuration (see Table 1) Diameter code (see Table 1) NOTE If necessary,
29、the code I9005 shall be placed between the description block and the identity block. 4 Marking EN 2424, style G. 5 Installation EN 4217. 6 Technical specification EN 4218. BS EN4078:2009BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British
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