EN 4073-2009 2500 Aerospace series - Screws pan head six lobe recess coarse tolerance normal shank medium length thread in alloy steel cadmium plated - Classification 1 100 MPa (at.pdf

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1、BS EN 4073:2009ICS 49.030.20NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Screws, pan head, sixlobe recess, coarsetolerance normalshank, medium lengththread, in alloy steel,cadmium plated Classification 1 100MPa (at ambienttemperature) / 235 C

2、Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31January 2010 BSI 2010I

3、SBN 978 0 580 68936 9Amendments/corrigenda issued since publicationDate CommentsBS EN 4073:2009National forewordThis British Standard is the UK implementation of EN 4073:2009. The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening system

4、s.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 confer immunityfrom

5、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 4073:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4073 November 2009 ICS 49.030.20 English Ver

6、sion Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification 1 100 MPa (at ambient temperature) / 235 C Srie arospatiale - Vis tte cylindrique, empreinte six lobes, tige normale tolrance large, filetag

7、e moyen, en acier alli, cadmies - Classification: 1 100 MPa ( temprature ambiante) / 235 C Luft- und Raumfahrt - Flachkopfschrauben, mit Sechs-Bogenzahn, mit mittlerer Gewindelnge, aus legiertem Stahl, verkadmet - Klasse: 1 100 MPa (bei Raumtemperatur) / 235 C This European Standard was approved by

8、CEN on 15 September 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 alteration. Up-to-date lists and bibliographical references concerning such national stan

9、dards 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 translation under the responsibility of a CEN member into its own language and notified

10、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, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,

11、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 Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploita

12、tion in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4073:2009: ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009

13、 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Required characteristics .43.1 Configuration Dimensions Masses 43.2 Tolerances of form and position 43.3 Materials .53.4 Surface treatment 54 Designation 75 Marking .76 Technical specification .8Copyright European Committee for Standa

14、rdization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 3 Foreword This document (EN 4073:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization

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

16、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 at the latest by May 2010. Attention is drawn to the possibility that some of the elements of this document may be the sub

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

18、ulgaria, 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 Commi

19、ttee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 4 1 Scope This European Standard specifies the characteristics of screws, pan head, six lobe recess, coarse tolerance norm

20、al shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa 1)/ 235 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 references, the

21、latest edition of the referenced document (including any amendments) applies. EN 2133, Aerospace series Cadmium plating of steels with specified tensile strength 1450 MPa, copper, copper alloys and nickel alloys EN 2424, Aerospace series Marking of aerospace products EN 9100, Quality Management Syst

22、ems Requirements for Aviation, Space and Defense Organizations EN 9133, Aerospace series Quality management systems Qualification procedure for aerospace standard parts ISO 3353-1, Aerospace Lead and runout threads Part 1: Rolled external threads ISO 5855-2, Aerospace MJ threads Part 2: Limit dimens

23、ions for bolts and nuts ISO 7689, Aerospace Bolts, with MJ threads, made of alloy steel, strength class 1 100 MPa Procurement specification ISO 7913, Aerospace Bolts and screws, metric Tolerances of form and position TR 3775, Aerospace series Bolts and pins National materials 3)3 Required characteri

24、stics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimensions and tolerances are expressed in millimetres and apply after surface treatment. 3.2 Tolerances of form and position ISO 7913 and those specified in Figure 1 and Table 1. 1) Minimum tensile strength of the material at ambie

25、nt temperature. 2) Maximum temperature that the screw can withstand without continuous change in its original characteristics, after return to ambient temperature. The maximum temperature is determined by the surface treatment. 3) Published as ASD-STAN Technical Report at the date of publication of

26、this standard. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 5 3.3 Materials TR 3775 (alloy steel, classification 1 100 MPa). 3.4 Surface treatm

27、ent EN 2133, 8 m to 14 m, on all surfaces which can be contacted by a 20 mm diameter ball. On all other surfaces, a continuous deposit shall be present, but no value is specified. Black colour option: code B. Dimensions in millimetres Key: 1 Thread 2 Marking a Conforms to ISO 3353-1 b Radius or cham

28、fer c Two holes optional d Three holes optional Figure 1 Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 6 Table 1 Diameter code Thread 1)D1D2D3 D

29、4 D5D6D7E G H h12 h13 nom. Tol. min.H13 max. H13 nom. Tol. nom. Tol. 030 MJ3x0,5 - 4h6h 3 5,5 2,3 0 - 0,5 5,07 1 3,4 1,5 0 + 0,2 0,3 3 h13 040 MJ4x0,7 - 4h6h 4 7 3 6,53 3,9 1,1 2 0,4 4 050 MJ5x0,8 - 4h6h 5 8,5 3,4 0,5 8,03 5,1 1,5 2,5 0,5 5 060 MJ6x1 - 4h6h 6 10 4,2 9,38 1,4 6,3 3 0 + 0,3 0,6 6 h14

30、080 MJ8x1 - 4h6h 8 13 6,2 12,33 7,5 1,9 4 0,8 8 100 MJ10x1,25 - 4h6h 10 16 7,9 15,33 1,6 10,2 2,4 5 0 + 0,5 1 10 120 MJ12x1,25 - 4h6h 12 18 9,8 17,23 13,8 6 1,2 12 Diameter code K L1 0,2 2) 3) L2 L3R WRecess Mass 4) 0,1 Length code nom. max. min. EN 3911 code NAS 1800 number 5)6)030 0,9 002 to 030 2

31、 to 30 7,5 0,4 0,2 T10 1,04 0,055 040 1,4 002 to 040 2 to 40 10 6 0,22 25 2,26 0,1 050 1,6 003 to 050 3 to 50 12 7,5 0,5 0,3 27 4,55 0,153 060 2 003 to 060 3 to 60 14 8,5 0,7 0,5 T30 6,95 0,222 080 2,4 004 to 080 4 to 80 16,5 10,5 0,22 45 15,44 0,395 100 005 to 100 5 to 100 20,5 13 0,8 0,6 T50 29,3

32、0,616 120 006 to 120 6 to 120 22,5 14,5 0,9 T55 43,1 0,887 1) In accordance with ISO 5855-2. 2) Increments: 1 for L1 30; 2 for 30 100. 3) If 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 t

33、he left, where necessary, to obtain a three digit code. 4) Approximate values (kg/1 000 pieces), calculated on the basis of 7,85 kg/dm3, given for information purposes only. They apply to screws without holes. 5) Value for head and first L4. 6) Increasefor each additional millimetre of L4. Copyright

34、 European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 7 4 Designation EXAMPLE: Description block SCREW Identity block EN4073H050040B Number of this standard Hole

35、 code (see Table 2) Diameter code (see Table 1) Length code (see Table 1) Black colour code (see 3.4) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. Table 2 Holes Code Lockwire H Split pin D Lockwire and split pin C No hole (hyphen) 5 Marking

36、See Table 3 and Figure 1. Table 3 Diameter code EN 2424Style 030 and 040 N 050 to 120 B Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 4073:2009EN 4073:2009 (E) 8 6 Techni

37、cal specification ISO 7689, except for clauses: Approval of manufacturers: see EN 9100; Qualification of bolts: see EN 9133. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN

38、 4073:2009This page has been intentionally left blankCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN4073:2009BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKT

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