1、BS EN 4622:2010ICS 49.030.30NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Inserts, MJ threads, self-locking, with self-broaching keys, in heat resisting steel FE-PA2601 (A286), MoScoatedThis British Standardwas published under theauthority of
2、the StandardsPolicy and StrategyCommittee on 31 May 2010 BSI 2010ISBN 978 0 580 70746 9Amendments/corrigenda issued since publicationDate CommentsBS EN 4622:2010National forewordThis British Standard is the UK implementation of EN 4622:2010.The UK participation in its preparation was entrusted to Te
3、chnicalCommittee ACE/12, Aerospace fasteners 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 applicatio
4、n.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 4622:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4622 April 2010 ICS 49.030.30 English Version Aerospace series - Inserts, MJ threads, self-locking, with self-broaching keys, in heat resisting steel
5、FE-PA2601 (A286), MoS2coated Srie arospatiale - Douilles filetes, filetage MJ, freinage interne, clavettes auto-brochantes, en acier rsistant chaud FE-PA2601 (A286), revtues MoS2Luft- und Raumfahrt - Gewindeeinstze, MJ-Gewinden, selbstsichernd, mit selbstrumenden Stiften, aus hochwarmfestem Stahl FE
6、-PA2601 (A286), MoS2beschichtet This European Standard was approved by CEN on 16 January 2010. 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-da
7、te 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 translation under t
8、he 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, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Gr
9、eece, 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 Manage
10、ment Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4622:2010: EBS EN 4622:2010EN 4622:2010 (E) 2 Contents Page Foreword 3Introduction .41 Scope 52 Normative references 53 Required ch
11、aracteristics .53.1 Configuration Dimensions Tolerances Masses .53.2 Material .63.3 Surface treatment 64 Insert definition 64.1 Normal size insert 74.2 First repair size insert .74.3 Second repair size insert 84.4 Special thread dimensions .85 Designation 96 Marking and identification 97 Technical s
12、pecification .9BS EN 4622:2010EN 4622:2010 (E) 3 Foreword This document (EN 4622:2010) has been prepared 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 h
13、as 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 a national standard, either by publication of an identical text or by endorsement, at the latest by Oc
14、tober 2010, and conflicting national standards shall be withdrawn at the latest by October 2010. 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 pate
15、nt 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, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Icela
16、nd, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 4622:2010EN 4622:2010 (E) 4 Introduction For design and installation procedures, see EN 4620 and EN 4619. BS EN 4622:
17、2010EN 4622:2010 (E) 5 1 Scope This standard specifies the characteristics of self-locking, MJ thread inserts, self-broaching keys, in FE-PA2601, MoS2coated, for aerospace applications. Classification: 1 100 MPa 1)/ 315 C 2)2 Normative references The following referenced documents are indispensable
18、for the application of this document. 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
19、 bolts D 25 mm 3)EN 2424, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods 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 4)EN 4619,
20、Aerospace series Inserts, MJ threads, self-locking, with self-broaching keys Installation and removal procedure EN 4620, Aerospace series Inserts, MJ threads, self-locking, with self-broaching keys Design standard EN 4621, Aerospace series Inserts, MJ threads, self-locking, self-broaching keys Techn
21、ical specification ISO 5855-1, Aerospace MJ threads Part 1: General requirements ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts TR 3198, Aerospace series Manufacturers identification monograms and marks for EN aerospace products 5)3 Required characteristics 3.1 Configur
22、ation Dimensions Tolerances Masses See Figure 1 and Tables 1, 2, 3 and 4. Dimensions and tolerances are in millimetres. They apply before MoS2coating. 1) Corresponds to the minimum tensile stress which the insert is able to withstand at ambient temperature without breaking or craking when tested wit
23、h a bolt of a higher strength class. 2) Maximum temperature that the insert is able to withstand, without permanent alteration to its original characteristics, after ambient temperature has been restored. The maximum temperature is conditioned by the MoS2lubricant. 3) Published as ASD Standard at th
24、e date of publication of this standard. 4) Published as ASD Prestandard at the date of publication of this standard. 5) Published as ASD Technical Report at the date of publication of this standard. BS EN 4622:2010EN 4622:2010 (E) 6 3.2 Material Insert: EN 3639 or EN 2399 treated for 370 HV to 435 H
25、V. Keys: Stainless steel or Nickel alloy treated for HV 600. 3.3 Surface treatment See EN 2491. 4 Insert definition See Figure 1. only for key grooves and keys Values apply before MoS2coating. Remove sharp edges 0,1 mm to 0,4 mm. Key 1 N keys equally spaced 2 Form out-of-round in this area to achiev
26、e the self-locking requirement. Marking of tools is allowed. 3 Pitch diameters 4 Marking area or on keys left to producers option 5 Total length of the key shall not exceed E min. Dimensions and location of keys shall meet EN 4622 requirements. Details of form not stated are left to the producers di
27、scretion. Figure 1 BS EN 4622:2010EN 4622:2010 (E) 7 4.1 Normal size insert See Table 1. Table 1 A B CcD E F G N Mass kg/1 000 partsInternal thread aExternal thread bmax. 0 - 0,2 max. 0 - 0,2 max. Code Designation Designation 050-0 MJ50,8-4H6H MJ91-4h6h 7,5 9 5 4,35 8 2 2,2 060-0 MJ61-4H5H MJ101-4h6
28、h 8,5 10 6,5 10 2 3,3 070-0 MJ71-4H5H MJ111-4h6h 9,5 11 8 11,5 2 4,4 080-0 MJ81-4H5H MJ121-4h6h 10,5 12 9,5 13,5 4 5,7 100-0 MJ101,25-4H5H MJ141-4h6h 12,5 14 12 16,5 4 8,9 aIn accordance with ISO 5855-2. bIn accordance with ISO 5855-1. cAfter deformation. 4.2 First repair size insert See Table 2. Ta
29、ble 2 A B CcD E F G N Mass kg/1 000partsInternal thread aExternal thread bmax. 0 - 0,2 max. 0 - 0,2 max. Code Designation Designation 050-1 MJ50,8-4H6H MJ101-4h6h 7,5 10 5 4,35 8 2 2,7 060-1 MJ61-4H5H MJ111-4h6h 8,5 11 6,5 10 2 4,1 070-1 MJ71-4H5H MJ121-4h6h 9,5 12 8 11,5 2 5,4 080-1 MJ81-4H5H MJS13
30、1-4h6h 10,5 13 9,5 13,5 4 7,1 100-1 MJ101,25-4H5H MJ151-4h6h 12,5 15 12 16,5 4 11,0 aIn accordance with ISO 5855-2. bIn accordance with ISO 5855-1 except MJS131-4h6h thread which shall be in accordance with Table 4. cAfter deformation. BS EN 4622:2010EN 4622:2010 (E) 8 4.3 Second repair size insert
31、See Table 3. Table 3 A B CcD E F G N Mass kg/1 000partsInternal thread aExternal thread bmax. 0 - 0,2 max. 0 - 0,2 max. Code Designation Designation 050-2 MJ50,8-4H6H MJ111-4h6h 7,5 11 5 4,35 8 2 3,4 060-2 MJ61-4H5H MJ121-4h6h 8,5 12 6,5 10 2 5,0 070-2 MJ71-4H5H MJS131-4h6h 9,5 14 8 11,5 2 6,6 080-2
32、 MJ81-4H5H MJ141-4h6h 10,5 15 9,5 13,5 4 8,7 100-2 MJ101,25-4H5H MJ161-4h6h 12,5 16 12 16,5 4 13,2 aIn accordance with ISO 5855-2. bIn accordance with ISO 5855-1 except MJS131-4h6h thread which shall be in accordance with Table 4. cAfter deformation. 4.4 Special thread dimensions See Table 4. Table
33、4 External thread a Major diameter Pitch diameter Minor diameter Root radius max. min. max. min. max. min. max. min. MJS131-4h6h 13 12,888 12,350 12,275 11,845 11,709 0,18 0,15 aProfile in accordance with ISO 5855-1. BS EN 4622:2010EN 4622:2010 (E) 9 5 Designation EXAMPLE Description block INSERTS,
34、SELF-LOCKING, SELF-BROACHING KEYS Identity block EN4622-050-0 Number of this standard Thread code (see Tables 1 to 3) NOTE 1 The last digit corresponds to: Oversize code: 0 = Normal size; 1 = First repair size; 2 = Second repair size. NOTE 2 If necessary, the code I9005 shall be placed between the d
35、escription block and the identity block. 6 Marking and identification EN 2424:2008, style F. Manufacturers identification marks in accordance with the list for special identification marks in TR 3198. 7 Technical specification EN 4621. BS EN4622:2010BSI GroupHeadquarters 389Chiswick High Road,London
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