EN 4323-2004 en Aerospace series - Screws 100 degrees countersunk head six lobe recess threaded to head in titanium alloy TI-P64001 anodized MoS2 coated - Classification 900 MPa (a.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 4323:2004 Screws, 100 countersunk head, six lobe recess, threaded to head, in titanium alloy TI-P64001, anodized, MoS 2coated Classification: 900 MPa (at ambient temperature) / 350 C The European Standard EN 4323:2004 has the status of a British Standard ICS 4

2、9.030.20 BS EN 4323:2004 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 15 December 2004 BSI 15 December 2004 ISBN 0 580 45093 7 National foreword This British Standard is the official English language version of EN 4323:2004. It supersedes

3、 BS EN 4323:2003 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cro

4、ss-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of

5、 British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; p

6、resent to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover,

7、an inside front cover, the EN title page, pages 2 to 7 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4323 November 2004

8、 ICS 49.030.20 Supersedes EN 4323:2003 English version Aerospace series - Screws, 100 countersunk head, six lobe recess, threaded to head, in titanium alloy TI-P64001, anodized, MoS2 coated - Classification: 900 MPa (at ambient temperature) / 350 C Srie arospatiale - Vis tte fraise 100 , empreinte s

9、ix lobes, filetes sous tte, en alliage de titane TI-P64001, anodises, revtues MoS2 - Classification : 900 MPa ( temprature ambiante) / 350 C Luft- und Raumfahrt 100 Senkschrauben, Sechs- Bogenzahn, Gewinde bis Kopf, aus Titanlegierung TI- P64001, anodisiert, MoS2 beschichtet - Klasse: 900 MPa (bei R

10、aumtemperatur) / 350 C This European Standard was approved by CEN on 11 September 2003. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date list

11、s and bibliographical references concerning such national standards 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 respon

12、sibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Irelan

13、d, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050

14、 Brussels 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4323:2004: E EN 4323:2004 (E) 2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Required characteristics.4 3.1 Configuration Dimensions Tolerances Masses 4

15、 3.2 Materials .4 3.3 Surface treatment 4 4 Designation 7 5 Marking .7 6 Technical specifications .7 EN 4323:2004 (E) 3 Foreword This document (EN 4323:2004) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out

16、 in accordance 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 AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by pub

17、lication of an identical text or by endorsement, at the latest by May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. This document supersedes EN 4323:2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following

18、 countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Sw

19、itzerland and United Kingdom. EN 4323:2004 (E) 4 1 Scope This standard specifies the characteristics of screws with 100 countersunk head with six lobe recess, threaded to head, in TI-P64001, anodized, MoS 2coated, for aerospace applications. Classification: 900 MPa 1)/ 350 C 2)2 Normative references

20、 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 edition of the referenced document (including any amendments) applies. ISO 3353-1, Aerospace Lead and runout threads Pa

21、rt 1: Rolled external threads ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts EN 2424, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods EN 3813, Aerospace series Titanium alloy TI-P64001 Anneale

22、d Bar and wire for forged fasteners D e 25 mm 3)EN 3818, Aerospace series Bolts, MJ threads, in titanium alloy TI-P64001 Strength class: 1 100 MPa (at ambient temperature) Technical specification EN 3905, Aerospace series Six lobe recess for bolts Technical specification 3)EN 3911, Aerospace series

23、Six lobe recess Geometrical definition 3)3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Tables 1 and 2. Dimensions and tolerances are in millimetres. They apply after anodizing but before MoS 2coating. 3.2 Materials EN 3813 3.3 Surface treatment EN 2491 1)

24、 Minimum tensile strength of the material at ambient temperature is 1 100 MPa but taking account of the recess geometry, the strength class to be used for the seating torque calculation shall not be greater than 900 MPa. 2) Maximum test temperature of the parts 3) Published as AECMA Prestandard at t

25、he date of publication of this standard EN 4323:2004 (E) 5 Key 1 rolled 2 values apply after anodizing before MoS 2 coating. 3 remove sharp edges 0,1 to 0,4. 4 not concave 5 conforms to ISO 3353-1. 6 pitch diameter 7 thread 8 six lobe recess to EN 3911 9 marking Figure 1 Table 1 Thread aD E bF G H K

26、 P Q R T W Recess Code Designation 0,13 min. min. 0 0,08 nom. Tol. max. min. nom. Tol. max. min. 030 MJ30,5-4h6h 2,68 6 5,4 4,5 1,4 0,06 0,63 2,3 0,8 2,4 2,15EN3911-10 040 MJ40,7-4h6h 3,55 8 7,2 5,78 1,87 0,08 0,93 3 0 0,5 0,4 0,2 1 + 0,1 0 3,27 2,92 EN3911-25 050 MJ50,8-4h6h 4,48 10 9 7,71 2,38 0,9

27、6 3,4 0,5 0,3 1,1 3,98 3,58 EN3911-27 060 MJ61-4h6h 5,35 12 10,8 9 2,81 1,26 4,2 5,1 4,6 EN3911-30 070 MJ71-4h6h 6,35 14 12,8 10,28 3,23 0,1 1,57 5,2 0,5 0,7 0,5 1,5 + 0,15 0 5,5 5 EN3911-40 a In accordance with ISO 5855-2 b Corresponds to maximum condition EN 4323:2004 (E) 6 Table 2 N Thread code L

28、ength code 0,3 030 Mass a040 Mass a050 Mass a060 Mass a070 Mass a006 6 0,22 0,33 008 8 0,33 0,53 0,69 010 10 0,44 0,73 1,02 1,34 1,94 012 12 0,55 0,93 1,35 1,78 2,54 014 14 0,66 1,13 1,68 2,22 3,14 016 16 0,77 1,33 2,01 2,66 3,74 018 18 0,88 1,53 2,34 3,10 4,34 020 20 0,99 1,73 2,67 3,54 4,94 022 22

29、 1,10 1,93 3,00 3,98 5,54 024 24 1,21 2,13 3,33 4,42 6,14 026 26 1,32 2,33 3,66 4,86 6,74 028 28 1,43 2,53 3,99 5,30 7,34 030 30 1,54 2,73 4,32 5,74 7,94 032 32 1,65 2,93 4,65 6,18 8,54 034 34 1,76 3,13 4,98 6,62 9,14 036 36 1,87 3,33 5,31 7,06 9,74 038 38 1,98 3,53 5,64 7,50 10,34 040 40 2,09 3,73

30、5,97 7,94 10,94 042 42 2,20 3,93 6,30 8,38 11,54 044 44 4,13 6,63 8,82 12,14 046 46 4,33 6,96 9,26 12,74 048 48 4,53 7,29 9,70 13,34 050 50 4,73 7,62 10,14 13,94 052 52 4,93 7,95 10,58 14,54 054 54 5,13 8,28 11,02 15,14 056 56 5,33 8,61 11,46 15,74 058 58 8,94 11,90 16,34 060 60 9,27 12,34 16,94 062

31、 62 9,60 12,78 17,54 064 64 9,93 13,22 18,14 066 66 10,26 13,66 18,74 068 68 10,59 14,10 19,34 070 70 10,92 14,54 19,94 072 72 14,98 20,54 074 74 15,42 21,14 076 76 15,86 21,74 078 78 16,30 22,34 080 80 16,74 22,94 082 82 17,18 23,54 084 84 17,62 24,14 086 86 24,74 088 88 25,34 090 90 25,94 092 92 2

32、6,54 094 94 27,14 096 96 27,74 098 98 28,34 aMass quoted in kg/1 000 parts EN 4323:2004 (E) 7 4 Designation EXAMPLE Description block BOLT Identity block EN4323-050060 Number of this standard Thread code (see Table 1) Length code (see Table 2) NOTE If necessary, the code I9005 shall be placed betwee

33、n the description block and the identity block. 5 Marking EN 2424, indicated on Figure 1 and Table 3. Table 3 Thread code Style 030 and 040 F 050 C 060 and 070 A 6 Technical specifications EN 3818 and EN 3905 BS EN 4323:2004 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution

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