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1、BRITISH STANDARD AEROSPACE SERIES BS EN 4323:2003 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 The European Standard EN 4323:2003 has the status of a British Standard ICS 49.
2、030.20 ? Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 4323:2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 4 March 2003 BSI 4 March 2003 ISBN 0 580 41333 0 National fore
3、word This British Standard is the official English language version of EN 4323:2003. The UK participation in its preparation was entrusted by Technical Committee ACE/12, Aerospace fasteners and fastening systems, to Subcommittee ACE/12/1, Aerospace fasteners and fastening systems (international), wh
4、ich has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the
5、section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct applicatio
6、n. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor
7、 related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the
8、document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4323 February 2003 ICS 49.030.20 English version Aerospa
9、ce 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 This European Standard was approved by CEN on 14 September 2002. CEN members are bound to comply with the CEN/CENEL
10、EC 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 Management Centre or to any CEN
11、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 Management Centre has the same status as the official versions. CEN membe
12、rs are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovak Republic, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZAT
13、ION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4323:2003 E Licensed Copy: sheffieldun sheffieldun, na, Sa
14、t Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 2 Contents Foreword3 1Scope 3 2Normative references 3 3Required characteristics.4 3.1Configuration Dimensions Tolerances Masses.4 3.2Materials4 3.3Surface treatment 4 4Designation.8 5Marking .8 6Technical specification .8
15、Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 3 Foreword This document EN 4323:2003 has been prepared by the European Association of Aerospace Manufacturers (AECMA). After enquiries and votes carried out in accordance with
16、 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 iden
17、tical text or by endorsement, at the latest by August 2003, and conflicting national standards shall be withdrawn at the latest by August 2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Stan
18、dard : Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. 1 Scope This standard specifies the characteristics of screws with 100 coun
19、tersunk head with six lobe recess, threaded to head, in TI-P64001, anodized, MoS2 coated, for aerospace applications. Classification: 900 MPa 1) / 350 C 2) 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative re
20、ferences are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references t
21、he latest edition of the publication referred to applies (including amendments). ISO 3353Aerospace - Lead and runout threads. ISO 5855-2Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts. EN 2424Aerospace series - Marking of aerospace products. EN 2491Aerospace series - Molybdenum
22、disulphide dry lubricants - Coating methods. EN 3457Aerospace series - Titanium alloy TI-P63 - Not heat treated - Reference heat treatment: solution treated and aged - Grade 2 forging stock for fasteners D 25 mm 3). 1)Minimum test strength of the material at ambient temperature 2)Maximum test temper
23、ature of the parts 3)Published as AECMA Prestandard at the date of publication of this standard Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 4 EN 3813Aerospace series - Titanium alloy TI-P64001 - Annealed - Bar and wire f
24、or forged fasteners - De 25 mm Use condition: Solution treated and aged - Rm 1 100 MPa 4). EN 3818Aerospace series - Bolts with MJ threads, in titanium alloy TI-P64001 - Classification: 1 100 MPa (at ambient temperature) - Technical specification 3). EN 3911Aerospace series - Six lobe recess - Geome
25、trical 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 MoS2 coating. 3.2 Materials EN 3457 or EN 3813 3.3 Surface treatment EN 2491 4)In prepa
26、ration at the date of publication of this standard Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 5 Key 1Rolled 2Values apply before anodizing and MoS2 coating 3Remove sharp edges 0,1 to 0,4 4Not concave 5In accordance with
27、 ISO 3353 6Six lobe recess to EN 3911 7Pitch diameter 8Thread 9Marking Figure 1 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 6 Table 1 D 0,13 E bF min. GH bK min. P 0 08,0 QRTWRecessThread a nom.Tol.max.min.nom.Tol.max.mi
28、n. CodeDesignation 030MJ3x0,5-4h6h2,6865,44,51,40,060,632,30,802,42,15EN 3911- 10 040MJ4x0,7-4h6h3,5587,25,781,870,080,933 0 5 ,0 0,40,2 1 1 , 0 0 + 3,272,92EN 3911- 25 050MJ5x0,8-4h6h4,481097,712,380,963,40,50,31,13,983,58EN 3911- 27 060MJ6x1-4h6h5,351210,892,811,264,25,14,6EN 3911- 30 070MJ7x1-4h6
29、h6,351412,810,283,23 0,1 1,575,2 0,5 0,70,51,5 15,0 0 + 5,55EN 3911- 40 a In accordance with ISO 5855-2 b Corresponds to maximum condition Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 7 Table 2 Thread code 030040050060070
30、 Length codeN 0,3 Mass aMass aMass aMass aMass a 00660,220,33 00880,330,530,69 010100,440,731,021,341,94 012120,550,931,351,782,54 014140,661,131,682,223,14 016160,771,332,012,663,74 018180,881,532,343,104,34 020200,991,732,673,544,94 022221,101,933,003,985,54 024241,212,133,334,426,14 026261,322,33
31、3,664,866,74 028281,432,533,995,307,34 030301,542,734,325,747,94 032321,652,934,656,188,54 034341,763,134,986,629,14 036361,873,335,317,069,74 038381,983,535,647,5010,34 040402,093,735,977,9410,94 042422,203,936,308,3811,54 044444,136,638,8212,14 046464,336,969,2612,74 048484,537,299,7013,34 050504,
32、737,6210,1413,94 052524,937,9510,5814,54 054545,138,2811,0215,14 056565,338,6111,4615,74 058588,9411,9016,34 060609,2712,3416,94 062629,6012,7817,54 064649,9313,2218,14 0666610,2613,6618,74 0686810,5914,1019,34 0707010,9214,5419,94 0727214,9820,54 0747415,4221,14 0767615,8621,74 0787816,3022,34 0808
33、016,7422,94 0828217,1823,54 0848417,6224,14 0868624,74 0888825,34 0909025,94 0929226,54 0949427,14 0969627,74 0989828,34 a Mass quoted in kg/1000 parts Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4323:2003 (E) 8 4 Designation EXAMPLE
34、: Description blockIdentity block SCREWSEN4323- 030 012 Number of this standard Thread code (see Table 1) Length code (see Table 2) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style see Table 3 and as indicated on Figure
35、1. Table 3 Thread codeStyle 030 and 040F 050C 060 and 070A 6 Technical specification EN 3818 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:01 GMT+00:00 2006, Uncontrolled Copy, (
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