EN 3326-2007 en Aerospace series - Bolts D-head close tolerance medium thread length in heat resisting nickel base alloy NI-PH2601 (INCO 718) - Classification 1 275 MPa 650 unplate.pdf

1、BRITISH STANDARDBS EN 3326:2007Aerospace series Bolts, D-head, close tolerance, medium thread length, in heat resisting nickel base alloy NI-PH2601 (INCO 718) Classification: 1 275 MPa/650 C, unplatedICS 49.030.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g

2、44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 3326:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2008 BSI 2008ISBN 978 0 580 60324 2National forewordThi

3、s British Standard is the UK implementation of EN 3326:2007.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 publicatio

4、n does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations. Amendments/corrigenda issued since publicationDate CommentsEUROPEAN STANDARD NORME EUROPENNE E

5、UROPISCHE NORM EN 3326 December 2007 ICS 49.030.20 English Version Aerospace series - Bolts, D-head, close tolerance, medium thread length, in heat resisting nickel base alloy NI-PH2601 (INCO 718) - Classification: 1 275 MPa/650 C, unplated Srie arospatiale - Vis de prcision, tte anti-rotation, file

6、tage moyen, en alliage rsistant chaud base de nickel NI-PH2601 (INCO 718) - Classification: 1 275 MPa/650 C, nu Luft- und Raumfahrt - D - Kopf - Paschrauben, mittlere Gewindelnge, aus hochwarmfester Nickelbasislegierung NI-PH2601 (INCO 718) - Klasse: 1 275 MPa/650 C, blankThis European Standard was

7、approved by CEN on 5 November 2007. 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 nat

8、ional 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 the responsibility of a CEN member into its own language and

9、 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, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembour

10、g, 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 Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights

11、 of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3326:2007: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Required characteristics.4 4 Designation 8 5 Marking .8 6 Technical specification .8 EN 3326:20073 Foreword This document

12、(EN 3326:2007) 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 has received the approval of the National Associations and the Official S

13、ervices 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 June 2008, and conflicting national standards shall be withdrawn at the la

14、test by June 2008. 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 Regulations, the national sta

15、ndards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland,

16、Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3326:20074 1 Scope This standard specifies the dimensions of unplated D-head bolts, close tolerance, with MJ-thread, medium thread length, in heat resisting nickel base alloy NI-PH2601 to EN 2952 and EN 3219

17、 for aerospace applications. Maximum test temperature of the material is 650 C. These bolts are to be used in aerospace fastening systems mainly stressed in shearing force. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated ref

18、erences, only the edition cited applies. For undated references, 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 5855-1, Aerospace MJ threads Part 1: General requirements. ISO 5855-2,

19、 Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts. EN 2424, Aerospace series Marking of aerospace products. EN 2583, Aerospace series Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718) Classification: 1 275 MPa (at ambient temperature) / 650 C Technical sp

20、ecification. EN 2952, Aerospace series Heat resisting alloy NI-PH2601 Solution treated and cold worked Bar for forged fasteners D 50 mm 1 270 MPa Rm 1 550 MPa.1)EN 3219, Aerospace series Heat resisting nickel base alloy (Ni-P100HT) Cold worked and softened Bar and wire for continuous forging or extr

21、usion for fasteners 3 D 30 mm. 1)3 Required characteristics 3.1 Configuration Dimensions Tolerances Configuration shall be in accordance with the Figure 1. Dimensions, tolerances and masses shall conform to the Figure 1 and the Tables 1 and 2. Details of form, not stated are at the manufacturers opt

22、ion. 3.2 Material Heat resisting nickel base alloy NI-PH2601 to EN 2952 and EN 3219. 3.3 Surface treatment None. 1) Published as ASD Prestandard at the date of publication of this standard. EN 3326:20075 3.4 Thread surface See Figure 1. Break sharp edges 0,1 mm to 0,4 mm. A A Showing alternative met

23、hod of manufacture Key 1 Rolled 2 Thread pitch 3 Thread major diameter: max.: actual shank diameter minus 0,025 mm min.: minimal diameter defined by 6h tolerance (see Table 1) 4 Lead thread ISO 3353-1 5 Thread runout ISO 3353-1 6 Identity markings aTotal straightness with reference to nominal length

24、 N. bFor bolts having a shank length less than one time the nominal value of the shank diameter, A, the pitch diameter axis shall be used as datum. cWhen the length of shank is less than one time the nominal value of the shank diameter, A, the runout is measured at a distance equal to half the actua

25、l shank length. Figure 1 Configuration 0,8 0,8 Rolled 3,2EN 3326:20076 Table 1 Dimensions in millimetres A B C D Diameter code Description a b f7 max. min. max. min. max. min. 050 MJ50,8-4h6h 5 14,25 13,75 5,5 5,35 6,5 6,4 060 MJ61-4h6h 6 16,75 16,25 6,0 5,85 7,5 7,4 070 MJ71-4h6h 7 18,25 17,75 6,5

26、6,35 8,5 8,4 080 MJ81-4h6h 8 20,25 19,75 8,0 7,85 10,0 9,9 100 MJ101,25-4h6h 10 25,25 24,75 9,0 8,85 12,0 11,9 E P Q R S X Y Diameter code max. min. 0,5 max. min. max. min. 050 4,05 3,55 12 3,5 0,5 0,3 1,6 1,3 060 14 4,2 0,12 070 4,25 3,75 15 5,2 1,9 1,6 080 4,75 4,25 16,5 6,2 0,7 0,5 100 5,25 4,75

27、20,5 7,9 0,8 0,6 2,2 1,9 0,003 0,15 aAccording to ISO 5855-1 and ISO 5855-2. bThe tolerance on the thread major diameter has been modified as shown in the Figure 1. Table 2 Dimensions in millimetres Nominal diameter code 050 060 070 080 100 Length code L 0,2 N 0,3 Mass aN 0,3 Mass aN 0,3 Mass aN 0,3

28、 Mass aN 0,3 Mass a 003 3 16,5 6,98 18,5 10,15 004 4 17,5 7,14 19,5 10,38 20,5 13,70 22 19,30 005 5 18,5 7,30 20,5 10,61 21,5 14,01 23 19,71 26,5 36,27 006 6 19,5 7,46 21,5 10,84 22,5 14,33 24 20,13 27,5 36,92 007 7 20,5 7,62 22,5 11,07 23,5 14,64 25 20,54 28,5 37,57 008 8 21,5 7,78 23,5 11,31 24,5

29、14,96 26 20,95 29,5 38,21 009 9 22,5 7,94 24,5 11,54 25,5 15,28 27 21,37 30,5 38,86 010 10 23,5 8,10 25,5 11,77 26,5 15,59 28 21,78 31,5 39,50 011 11 24,5 8,26 26,5 12,00 27,5 15,91 29 22,19 32,5 40,15 012 12 25,5 8,43 27,5 12,23 28,5 16,22 30 22,61 33,5 40,79 013 13 26,5 8,59 28,5 12,47 29,5 16,54

30、31 23,02 34,5 41,44 014 14 27,5 8,75 29,5 12,70 30,5 16,86 32 23,43 35,5 42,08 015 15 28,5 8,91 30,5 12,93 31,5 17,17 33 23,84 36,5 42,73 016 16 29,5 9,07 31,5 13,16 32,5 17,49 34 24,26 37,5 43,38 continued EN 3326:20077 Table 2 (continued) Nominal diameter code 050 060 070 080 100 Length code L 0,2

31、 N 0,3 Mass aN 0,3 Mass aN 0,3 Mass aN 0,3 Mass aN 0,3 Mass a 017 17 30,5 9,23 32,5 13,39 33,5 17,80 35 24,67 38,5 44,02 018 18 31,5 9,39 33,5 13,63 34,5 18,12 36 25,08 39,5 44,67 019 19 32,5 9,55 34,5 13,86 35,5 18,44 37 25,50 40,5 45,31 020 20 33,5 9,71 35,5 14,09 36,5 18,75 38 25,91 41,5 45,96 02

32、1 21 34,5 9,87 36,5 14,32 37,5 19,07 39 26,32 42,5 46,60 022 22 35,5 10,04 37,5 14,55 38,5 19,38 40 26,73 43,5 47,25 023 23 36,5 10,20 38,5 14,79 39,5 19,70 41 27,15 44,5 47,89 024 24 37,5 10,36 39,5 15,02 40,5 20,02 42 27,56 45,5 48,54 025 25 38,5 10,52 40,5 15,24 41,5 20,33 43 27,97 46,5 49,19 026

33、 26 39,5 10,68 41,5 15,48 42,5 20,65 44 28,39 47,5 49,83 027 27 40,5 10,84 42,5 15,71 43,5 20,96 45 28,80 48,5 50,48 028 28 41,5 11,00 43,5 15,95 44,5 21,98 46 29,21 49,5 51,12 029 29 42,5 11,16 44,5 16,18 45,5 21,60 47 29,63 50,5 51,77 030 30 43,5 11,32 45,5 16,41 46,5 21,91 48 30,04 51,5 51,41 032

34、 32 46,5 11,80 48,5 17,10 49,5 22,86 51 31,27 54,5 54,34 034 34 48,5 12,12 50,5 17,57 51,5 23,48 53 32,10 56,5 55,64 036 36 50,5 12,44 52,5 18,03 53,5 24,12 55 32,93 58,5 56,93 038 38 52,5 12,77 54,5 18,50 55,5 24,75 57 33,75 60,5 58,22 040 40 54,5 13,09 56,5 18,96 57,5 25,38 59 34,58 62,5 59,51 042

35、 42 56,5 13,41 58,5 19,42 59,5 26,01 61 35,40 64,5 60,80 044 44 58,5 13,73 60,5 19,89 61,5 26,65 63 36,23 66,5 62,09 046 46 60,5 14,05 62,5 20,35 63,5 27,28 65 37,06 68,5 63,38 048 48 62,5 14,38 64,5 20,82 65,5 27,91 67 37,88 70,5 64,67 050 50 64,5 14,70 66,5 21,28 67,5 28,54 69 38,71 72,5 65,97 052

36、 52 68,5 21,74 69,5 29,17 71 39,53 74,5 67,26 054 54 70,5 22,21 71,5 29,81 73 40,36 76,5 68,55 056 56 72,5 22,67 73,5 30,44 75 41,19 78,5 69,84 058 58 74,5 23,14 75,5 31,07 77 42,01 80,5 71,13 060 60 76,5 23,60 77,5 31,70 79 42,84 82,5 72,42 062 62 79,5 32,34 81 43,66 84,5 73,71 064 64 81,5 32,98 83

37、 44,49 86,5 75,00 066 66 83,5 33,60 85 45,32 88,5 76,30 068 68 85,5 34,23 87 46,14 90,5 77,59 070 70 87,5 34,86 89 46,97 92,5 78,88 072 72 91 47,79 94,5 80,17 074 74 93 48,62 96,5 81,46 continued EN 3326:20078 Table 2 (concluded) Nominal diameter code 050 060 070 080 100 Length code L 0,2 N 0,3 Mass

38、 aN 0,3 Mass aN 0,3 Mass aN 0,3 Mass aN 0,3 Mass a 076 76 95 49,45 98,5 82,75 078 78 97 50,27 100,5 84,04 080 80 99 51,10 102,5 85,33 082 82 104,5 86,62 084 84 106,5 87,92 086 86 108,5 89,21 088 88 110,5 90,50 090 90 112,5 91,79 092 92 114,5 93,08 094 94 116,5 94,37 096 96 118,5 95,66 098 98 120,5 9

39、6,95 100 100 122,5 98,25 aMasses (8,195 kg/dm3): kg/1 000 pieces. 4 Designation Each D-head bolts, close tolerance, shall only be designated as in the following example. EXAMPLE Description block BOLT Identity block EN3326-080-050 Number of EN standard Nominal diameter code (see Table 1) Length code

40、 (see Table 2) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 5 Marking Each D-head bolt, close tolerance, shall be marked in accordance with EN 2424, Class A. 6 Technical specification The D-head bolts, close tolerance shall conform to the re

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