1、BSI Standards PublicationBS EN 3014:2015Aerospace series Shank nuts,self-locking, serrated, in heatresisting steel FE-PA2601 (A286) Classification: 1 100 MPa (atambient temperature) / 650 CBS EN 3014:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3014:2015
2、. It supersedes BS EN 3014:2001 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does no
3、t purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 87964 7ICS 49.030.30Compliance with a British Standard cannot confer immunity from legal ob
4、ligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2015.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3014 June 2015 ICS 49.030.30 Supersedes EN 3
5、014:2001English Version Aerospace series - Shank nuts, self-locking, serrated, in heat resisting steel FE-PA2601 (A286) - Classification: 1 100 MPa (at ambient temperature) / 650 C Srie arospatiale - Ecrous sertir, dentels, freinage interne, en acier rsistant chaud FE-PA2601 (A286) - Classification
6、: 1 100 MPa ( temprature ambiante) / 650 C Luft- und Raumfahrt - Einnietmuttern, selbstsichernd, verzahnt, aus hochwarmfestem Stahl FE-PA2601 (A286) - Klasse: 1 100 MPa (bei Raumtemperatur) / 650 C This European Standard was approved by CEN on 5 December 2014. CEN members are bound to comply with th
7、e 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 standards may be obtained on application to the CEN-CENELEC Managemen
8、t 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 to the CEN-CENELEC Management Centre has the same status
9、as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, N
10、etherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All
11、 rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3014:2015 EBS EN 3014:2015EN 3014:2015 (E) 2 Contents Page European foreword .3 1 Scope 4 2 Normative references 4 3 Required characteristics .5 3.1 Configuration Dimensions Tolerances Masse
12、s .5 3.2 Materials .5 4 Designation 6 5 Marking .6 6 Technical specification .6 7 Installation 6 Annex A (informative) Standard evolution form .7 BS EN 3014:2015EN 3014:2015 (E) 3 European foreword This document (EN 3014:2015) has been prepared by the Aerospace and Defence Industries Association of
13、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 Official Services of the member countries of ASD, prior to its presentation to CEN. This European
14、Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2015, and conflicting national standards shall be withdrawn at the latest by December 2015. This document supersedes EN 3014:2001. Attention is drawn to
15、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 national standards organizations of the following cou
16、ntries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, P
17、oland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 3014:2015EN 3014:2015 (E) 4 1 Scope This European Standard specifies the characteristics of self-locking serrated shank nuts in FE-PA2601, for aerospace applications. Classification: 1 100
18、MPa 1)/ 650 C 2). NOTE FE-PA2601 is the new designation for FE-PA92HT, see TR 3900. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For un
19、dated references, the latest edition of the referenced document (including any amendments) applies. EN 2399, Aerospace series Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) Rm 900 MPa Bars for forged bolts D 25 mm EN 2424, Aerospace series Marking of aerospace products EN 3004, Aerospace series N
20、uts, self-locking, MJ threads, in heat resisting steel FE-PA2601 (A286) Classification: 1 100 MPa (at ambient temperature) / 650 C Technical specification EN 3064, Aerospace series Shank nuts, self-locking, serrated Installation procedure EN 3065, Aerospace series Installation holes for self-locking
21、, serrated shank nuts Design standard EN 3639, Aerospace series Heat resisting alloy FE-PA2601 Softened and cold worked Wire for forged fasteners D 15 mm 900 MPa Rm 1 100 MPa 3)ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts TR 3900, Metallic materials Relationship betwe
22、en AECMA designation systems 4)1)Corresponds to the minimum tensile stress which the nut is able to withstand at ambient temperature without breaking or cracking when tested with a bolt of a higher strength class.2)Maximum test temperature of the parts.3)Published as ASD-STAN Prestandard at the date
23、 of publication of this standard (http:/www.asd-stan.org/).4)Published as ASD-STAN Technical Report at the date of publication of this standard (http:/www.asd-stan.org/).BS EN 3014:2015EN 3014:2015 (E) 5 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses Figure 1 and Table 1.
24、Dimensions and tolerances are in millimetres. 3.2 Materials EN 2399 or EN 3639. Thread surface will be as achieved by normal methods of manufacture. Remove sharp edges 0,1 to 0,4. Details of form not stated as well as style 1 or style 2, are at the manufacturers discretion. Style 1 Style 2 Key 1 Thr
25、ead 2 Form out-of-round in this area to achieve the self-locking requirement (tooling marks permissible) 3 Marking 4 Pitch diameter Figure 1 BS EN 3014:2015EN 3014:2015 (E) 6 Table 1 Thread aA D1bD2D3D4D5D6Wire Code Designation 0 0,7 min. min. 0 0,3 max. 0 0,23 + 0,26 0 No. D7050 MJ50,8-4H6H 6,8 6,3
26、 5,12 10,1 7,7 7,38 6,36 3 1,0 060 MJ61-4H5H 8,6 7,7 6,56 11,5 8,7 8,98 7,91 2 1,2 070 MJ71-4H5H 9,7 8,4 8,10 12,7 9,8 10,28 9,18 3 1,5 080 MJ81-4H5H 10 9,5 10,9 Thread D8D9F H J R1 Mass code kg/1 000 parts max. min. max. min. max. Number of teeth 0,4 0,1 max. min. 050 8,730 8,639 7,75 0,9 3,3 17 2,
27、0 8630 1,97 1,71 060 10,638 10,547 9,15 1,4 3,6 20 102 3,02 2,73 070 12,536 12,445 10,4 5 23 2,5 3,84 3,46 080 7 4,21 3,58 aIn accordance with ISO 5855-2. In the self-locking zone, the tolerances apply before forming out-of-round. bDimensions apply before forming out-of-round. 4 Designation EXAMPLE
28、Description block NUT Identity block EN 3014- 080 Number of this standard Thread code (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style A, as indicated on Figure 1. 6 Technical specification EN 3004. 7 Insta
29、llation The nuts shall be installed according to the procedure specified in EN 3064 in installation holes to EN 3065. Careful attention shall be paid to notch sensitivity of the materials in which they are to be installed. BS EN 3014:2015EN 3014:2015 (E) 7 Annex A (informative) Standard evolution fo
30、rm MODIFICATION REASON AND VALIDATION Figure 1 Before: D2is external diameter of the shank After: D2is internal diameter of the shank Error during EN 3014 transforming Figure 1 Before: Length of serration = 14,5 min. After: Length of serration = 1,45 min. The previous value is not compatible with th
31、e length of the shank (2,3) Figure 1 Before: Length of nut = D After: Length of nut = A Error during EN 3014 transforming Table 1 Before: D2 max. After: D2min. Error during EN 3014 transforming Table 1 Before: “Number” + all values except for code 080. After: “Number of teeth” + values for all codes
32、. Error during EN 3014 transforming This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is incorporated by Royal Charter. British Standards and ot
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