EN 4072-2009 6875 Aerospace series - Screws 100 Degrees countersunk normal head offset cruciform recess close tolerance normal shank short thread in titanium alloy aluminium IVD co.pdf

1、BS EN 4072:2009ICS 49.030.20NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Screws, 100countersunk normalhead, offset cruciformrecess, close tolerancenormal shank, shortthread, in titaniumalloy, aluminiumIVD coated Classification: 1 100MPa (at a

2、mbienttemperature) / 425 CCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-This British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 31

3、 August2009 BSI 2009ISBN 978 0 580 56006 4Amendments/corrigenda issued since publicationDate CommentsBS EN 4072:2009National forewordThis British Standard is the UK implementation of EN 4072:2009.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners

4、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

5、onfer immunityfrom legal obligations.Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4072 July 2009 ICS 49.030

6、.20 English Version Aerospace series - Screws, 100 countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425 C Srie arospatiale - Vis tte fraise 100 normale, emprein

7、te cruciforme dporte, ft normal tolrance serre, filetage court, en alliage de titane, revtues aluminium IVD - Classification : 1 100 MPa ( temprature ambiante) / 425 C Luft- und Raumfahrt 100-Senk-Passschrauben, mit Flgelkreuzschlitz, kurzes Gewinde, aus Titanlegierung, Aluminium-IVD-beschichtet - K

8、lasse: 1 100 MPa (bei Raumtemperatur) / 425 C This European Standard was approved by CEN on 13 June 2009. 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 alteratio

9、n. 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. This European Standard exists in three official versions (English, French, German). A version in any other language made by translat

10、ion 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 the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany,

11、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 STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Mana

12、gement 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 4072:2009: ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction

13、or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Required characteristics .54 Designation 85 Marking .86 Technical specification .97 Oversized bolts 9Copyright European Committee for Standardization Prov

14、ided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 3 Foreword This document (EN 4072:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). A

15、fter 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 Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of

16、a national standard, either by publication of an identical text or by endorsement, at the latest by January 2010, and conflicting national standards shall be withdrawn at the latest by January 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject o

17、f 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 national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgari

18、a, 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 the United Kingdom. Copyright European Committee f

19、or Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 4 1 Scope This standard specifies the characteristics of screws, 100 countersunk normal head, offset cruciform recess, close tol

20、erance normal shank, short thread, in titanium alloy, aluminium IVD coated. Classification: 1 100 MPa 1) / 425 C 2)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 refer

21、ences, the latest edition of the referenced document (including any amendments) applies. ISO 3353-1, Aerospace Lead and runout threads Part 1: Rolled external threads. ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts. ISO 5856, Aerospace Screws, 100 degrees normal counter

22、sunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa Dimensions. ISO 7913, Aerospace Bolts and screws, metric Tolerances of form and position. ISO 7994,

23、Aerospace Internal drive, offset cruciform recess (Torq-Set ) for rotary fastening devices Metric series. ISO 9152, Aerospace Bolts, with MJ threads, in titanium alloys, strength class 1 100 MPa Procurement specification. EN 2424, Aerospace series Marking of aerospace products. EN 4016, Aerospace se

24、ries Oversized bolts. 3)EN 9100, Aerospace series Quality management systems Requirements (based on ISO 9001:2000) and Quality systems Model for quality assurance in design, development, production, installation and servicing (based on ISO 9001:1994). EN 9133, Aerospace series Quality management sys

25、tems Qualification procedure for aerospace standard parts. TR 3775, Aerospace series Bolts and pins Materials. 4)MIL-DTL-83488D, Coating, aluminum, high purity. 5)1) Minimum tensile strength of the material at ambient temperature. 2) Maximum temperature that the screw can withstand without continuou

26、s change in its original characteristics, after return to ambient temperature. The maximum temperature is determined by the surface treatment. 3) Published as ASD Prestandard at the date of publication of this standard. 4) Published as ASD Technical Report at the date of publication of this standard

27、. 5) Published by: Department of Defense (DoD), the Pentagon, Washington,DC 20301, USA. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 5 3 Requir

28、ed characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimensions and tolerances are: in conformity with ISO 5856, expressed in millimetres and apply after surface treatment. Details of form not stated are left to the manufacturers discretion. 3.2 Surface roughness ISO 7913

29、 3.3 Materials TR 3775 (titanium alloy, strength class 1 100 MPa) 3.4 Surface treatment MIL-DTL-83488D, type II, class 3, 4 m to 12 m. After aluminium deposit: mechanical blasting, followed by a chromate conversion coating within 24 h max. 6); optional lubrication with cethylic alcohol (code E). 6)

30、Products used shall be in conformity with national regulation into force. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 6 Values in micrometres

31、apply prior to surface treatment. Break sharp edges 0,1 to 0,4. Key 1 One hole diameter D6(optional) 2 Thread 3 Marking 4 Blended convex form permitted 5 Drive: see Table 3. 6 Conforms to ISO 3353-1 Figure 1 3,2 0,8 1,6 Copyright European Committee for Standardization Provided by IHS under license w

32、ith CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 7 Table 1 Diameter code Thread aD1D2D3D4D5D6E F nom. Tol. max. min. nom. Tol. H13 min. 0 0,08 030 MJ30,5 4h6h 3 0,006 0,031 6 5,4 4,5 2,3 0 0,5 0,06 0,63 040 MJ40,7 4h6h 4 0,010

33、0,035 8 7,2 5,78 3 1,1 0,08 0,93 050 MJ50,8 4h6h 5 10 9 7,71 3,4 0,5 1,5 0,1 0,96 060 MJ61 4h6h 6 12 10,8 9 4,2 1,26070 MJ71 4h6h 7 0,013 0,038 14 12,8 10,28 5,2 1,9 1,57 080 MJ81 4h6h 8 16 14,8 12,21 6,2 1,6100 MJ101,25 4h6h 10 20 18,8 15,43 7,9 2,4 1,93 120 MJ121,25 4h6h 12 0,016 0,041 24 22,8 18

34、9,8 2,53 140 MJ141,5 4h6h 14 28 26,8 20,57 11,53 3,14 160 MJ161,5 4h6h 16 32 30,8 24,43 13,5 3,2 180 MJ181,5 4h6h 18 36 34,8 25,71 15,53,8 4,35 200 MJ201,5 4h6h 20 0,020 0,045 40 38,8 28,92 17,5 4,68 Diameter code G H L1 0,2b, cL2 L3 R Mass d Length code nom. nom. Tol. ef030 0,3 1,27 003 to 030 3 to

35、 30 6 0,4 0 0,2 0,31 0,03 040 0,4 1,69 003 to 040 3 to 40 7,5 5 0,64 0,06 050 0,5 2,12 004 to 050 4 to 50 9 6 0,5 1,26 0,09 060 0,6 2,54 005 to 060 5 to 60 10 7 0,7 2,12 0,13 070 2,96 006 to 070 6 to 70 11 3,32 0,17 080 3,39 006 to 080 6 to 80 11,5 7,5 4,39 0,23 100 4,23 008 to 100 8 to 100 14,5 9 0

36、,8 9,23 0,34 120 5,08 010 to 120 10 to 120 16 10 0,9 0 0,3 15,68 0,51 140 5,93 010 to 140 10 to 140 19 12 1,1 23,26 0,68 160 6,77 010 to 160 10 to 160 20,5 12,5 33,63 0,91 180 7,62 011 to 180 11 to 180 22,5 14,5 1,3 47,37 1,14 200 8,47 012 to 200 12 to 200 24,5 15 64,41 1,40 aIn accordance with ISO

37、5855-2. except the thread major diameter “d max.“ which shall be equal to D1min. 0,025. bIncrements: - 1 for L1 30; - 2 for 30 100. cIf greater lengths are required, they shall be chosen using the above increments. The length code corresponds to the length L1, completed by one or two zeros to the le

38、ft, where necessary, to obtain a three digit code. dApproximate values (kg/1 000 pieces), calculated on the basis of 4,45 kg/dm3, for information purposes only. They apply to screws without holes. eValue for head and first L4. f Increase for each additional millimetre of L4. Copyright European Commi

39、ttee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4072:2009EN 4072:2009 (E) 8 4 Designation EXAMPLE Description block SCREW Identity block EN4072D050040AE Number of this standard Hole code (see Tabl

40、e 2) Diameter code (see Table 1) Length code (see Table 1) Drive code (see Table 3) Lubrication code (see 3.4) NOTE If necessary the originator code I9005 shall be placed between the description block and the identity block. Table 2 Holes Code with D without (hyphen) Table 3 Drive Code ISO 7994 R IS

41、O 7994 unribbed A 5 Marking See Table 3 and Figure 1, intended. Table 4 Diameter code EN 2424 Style 030 and 040 N 050 to 200 C + MJ Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-

42、,-BS EN 4072:2009EN 4072:2009 (E) 9 6 Technical specification 6.1 General ISO 9152, with the following modifications. 6.2 Approval of manufacturers EN 9100 6.3 Qualification of bolts EN 9133 6.4 Requirement deleted Double shear strength 7 Oversized bolts EN 4016 Copyright European Committee for Stan

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