1、BSI Standards PublicationBS EN 3015:2015Aerospace series Shanknuts, self-locking, serrated,in heat resisting steel FE-PA2601 (A286), silver plated Classification: 1 100 MPa (atambient temperature) / 650 CBS EN 3015:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation
2、of EN 3015:2015. It supersedes BS EN 3015:2001 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list of organizations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 publ
3、ication does not 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 87965 4ICS 49.030.30Compliance with a British Standard cannot confer immunit
4、y from legal obligations.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 3015 June 2015 ICS 49.030.30
5、Supersedes EN 3015:2001English Version Aerospace series - Shank nuts, self-locking, serrated, in heat resisting steel FE-PA2601 (A286), silver plated - Classification: 1 100 MPa (at ambient temperature) / 650 C Srie arospatiale - Ecrous sertir, dentels, freinage interne, en acier rsistant chaud FE-P
6、A2601 (A286), argents - Classification : 1 100 MPa ( temprature ambiante) / 650 C Luft- und Raumfahrt - Einnietmuttern, schraubensichernd, verzahnt, aus hochwarmfestem Stahl FE-PA2601 (A286), versilbert - Klassifikation: 1 100 MPa (bei Raumtemperatur) / 650 C This European Standard was approved by C
7、EN on 5 December 2014. 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 standar
8、ds may be obtained on application to the CEN-CENELEC 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 noti
9、fied to the CEN-CENELEC Management Centre has the same status 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, Ic
10、eland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, 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 Man
11、agement Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3015:2015 EBS EN 3015:2015EN 3015:2015 (E) 2 Contents Page European foreword .3 1 Scope 4 2 Normative references 4 3 Required ch
12、aracteristics .4 3.1 Configuration Dimensions Tolerances Masses .4 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 3015:2015EN 3015:2015 (E) 3 European foreword This document (EN 3015:2015) has been pr
13、epared by the Aerospace and Defence Industries Association of 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 coun
14、tries of ASD, prior to its presentation to CEN. This European 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.
15、 This document supersedes EN 3015:2001. Attention is drawn to 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 Regulati
16、ons, the national standards organizations of the following countries 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
17、, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 3015:2015EN 3015:2015 (E) 4 1 Scope This European Standard specifies the characteristics of self-locking serrated shank nuts in
18、 FE-PA2601, for aerospace applications. Classification: 1 100 MPa1)/ 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.
19、 For dated references, only the edition cited applies. For undated 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 ser
20、ies Marking of aerospace products EN 3004, Aerospace series Nuts, 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
21、EN 3065, Aerospace series Installation holes for self-locking, 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
22、bolts and nuts TR 3900, Metallic materials Relationship between AECMA designation systems 4)3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses Figure 1 and Table 1. Dimensions and tolerances are in millimetres. 1)Corresponds to the minimum tensile stress which the nut is able
23、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 of publication of this standard (http:/www.asd-stan.org/)4)Published as ASD-STAN Technical Repor
24、t at the date of publication of this standard (http:/www.asd-stan.org/).BS EN 3015:2015EN 3015:2015 (E) 5 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, ar
25、e at the manufacturers discretion. Style 1 Style 2 Key 1 Thread 2 Pitch diameter 3 Form out-of-round in this area to achieve the self-locking requirement (tooling marks permissible) 4 Marking Figure 1 BS EN 3015:2015EN 3015:2015 (E) 6 Table 1 Thread aA D1bD2D3D4D5D6Wire Code Designation 0 0,7 min. m
26、in. 0 0,3 max. 0 0,23 + 0,26 0 No. D7050 MJ50,8-4H6H 6,8 6,3 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 Number of teeth kg/1 000 parts max. min. max. mi
27、n. max. 0,4 0,1 max. min. 050 8,730 8,639 7,75 0,9 3,3 17 2,0 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. bDimensio
28、ns apply before forming out-of-round. 4 Designation EXAMPLE Description block NUT Identity block EN3015-080 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 indicat
29、ed on Figure 1. 6 Technical specification EN 3004. 7 Installation 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 3015:2015EN 3
30、015:2015 (E) 7 Annex A (informative) Standard evolution form MODIFICATION REASON AND VALIDATION Figure 1 Before: D2is external diameter of the shank After: D2is internal diameter of the shank Error during EN 3015 transforming Figure 1 Before: Length of serration = 14,5 min. After: Length of serratio
31、n = 1,45 min. The previous value is not compatible with the length of the shank (2,3) Figure 1 Before: Length of nut = D After: Length of nut = A Error during EN 3015 transforming Table 1 Before: D2max. After: D2min. Error during EN 3015 transforming Table 1 Before: “Number” + all values except for
32、code 080. After: “Number of teeth” + values for all codes. Error during EN 3015 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 i
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