ASD-STAN PREN 3542-2017 Aerospace series - Inserts screw thread helical coil self-locking in heat resisting nickel base alloy Ni-PH2801 (Inconel X750) (Edition P 2).pdf

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1、 ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 3542 Edition P2 March 2017 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 775 8131 - www.asd-stan.org ICS: Descriptors: ENGLISH

2、VERSION Aerospace series Inserts, screw thread, helical coil, self-locking, in heat resisting nickel base alloy Ni-PH2801 (Inconel X750) Luft- und Raumfahrt Draht-Gewindeeinstze, selbstsichernd aus hochwarmfester Nickelbasisllegierung NI-PH2801 (Inconel X750) Srie Arospatiale Filets rapports, freina

3、ge interne, en alliage rsitant chaus base de nickel NI-PH2801 (Inconel X750) This “Aerospace Series” Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerosp

4、ace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-iden

5、tification of the standard. After examination and review by users and formal agreement of ASD-STAN, the ASD-STAN prEN will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN natio

6、nal members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. ASD-STAN Technical Committee approves that: “This document is published by ASD-STAN for the needs of the European Aerospac

7、e Industry. The use of this standard is entirely voluntary and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard and technical report at least every five years at whic

8、h time it may be revised, reaffirmed, stabilized or cancelled. ASD-STAN invites you to send your written comments or any suggestions that may arise. All rights reserved. No parts of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electron

9、ic, mechanical, photocopying, recording or otherwise, without prior written permission of ASD-STAN. Order details: E-mail: salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1stMarch 2017 Comments should be sent within six months after the date of publication to

10、ASD-STAN Mechanical domain prEN 3542:2017 (E) 2 Contents Page Foreword . 3 0 Introduction. 3 1 Scope 4 2 Normative references 4 3 Required characteristics . 4 3.1 Configuration Dimensions Tolerances Masses . 4 3.2 Material . 4 3.3 Material identification . 4 4 Designation 8 5 Marking . 9 6 Technical

11、 specification 9 prEN 3542:2017 (E) 3 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Mechanical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approva

12、l for Publication. 0 Introduction For design and assembly procedures see EN 3044 and EN 2945. prEN 3542:2017 (E) 4 1 Scope This standard specifies the characteristics of inserts, self-locking, helical coil, tanged insertion drive, screw thread in NI-PH2801, for aerospace applications. Maximum test t

13、emperature: 550 C 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 latest edition of the referenced document (including any amendments) applies. EN 2424,

14、 Aerospace series Marking of aerospace products EN 2943, Aerospace series Inserts, screw thread, helical coil, self-locking Technical specification EN 2945, Aerospace series Inserts, screw thread, helical coil, self-locking Assembly procedure EN 3018, Aerospace series Heat resisting alloy NI-PH2801

15、(NiCr16Fe7Ti3Nb1Al1), with consumable electrode remelted Cold drawn wire for the manufacture of thread inserts D = 3 mm1)EN 3044, Aerospace series Installation holes for inserts, screw thread, helical coil, selflocking Design standard ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bol

16、ts and nuts 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Table 1 and Table 2. Dimensions and tolerances are in millimetres. 3.2 Material See EN 3018. 3.3 Material identification Colour: yellow No chlorine-based constituents permitted in the colour identi

17、fication product. 1)Published as ASD-STAN pre-standard at the date of publication of the present standard (www.asd-stan.org). prEN 3542:2017 (E) 5 prEN 3542:2017 (E) 6 Key a Form out-round in this area to achieve the self-locking requirements (tool marks permissible) b Tang c Number of coils d Marki

18、ng e Lead-in face of installation hole f Installation g See detail Y h min. profile i max. profile j R, min, tangential to flanks k Straight portion of flank l Locking feature shall be at least in the zone Y max. X min. It shall take place on at least two coils separated by a plain coil, except in t

19、he case of inserts of diameters 4, 5 and 6 and a nominal length of 1,25 D where the plain coil may be omitted. m The number of coils is counted from the notch. p Length of fitted insert to notch. q Dimensions after coiling, corresponding to an insert fitted in an installation hole to EN 3044. r sect

20、ion A-A is perpendicular to the helical axis. Details of form not stated are left to the manufacturers discretion Figure 1 Layout drawing, dimensions destined for design depts. prEN 3542:2017 (E) 7 Table 1 Dimensions (1 of 2) Diameter code Threada (Associated screw) A Bmin. Bmax Cmax Cmin Emax Emin

21、F Hmax Hmin min. . max. . . 040 MJ4 0,7 0,163 5,05 5,60 0,758 0,683 0,612 0,51 0,35 0,455 0,4445 050 MJ5 0,8 0,209 6,25 6,80 0,866 0,775 0,7 0,598 0,4 0,52 0,5085 060 MJ6 1 0,267 7,40 7,95 1,083 0,975 0,875 0,748 0,5 0,65 0,637 070 MJ7 1 8,65 9,20 080 MJ8 1 9,70 10,25 100 MJ10 1,25 0,415 12,10 12,65

22、 1,353 1,251 1,094 0,967 0,625 0,812 0,799 Table 1 (2 of 2) Diameter code J P P R1 S U U V AA max. . min max. min. min. min. max. min. max. max. min. 040 5,6 4,9 3,55 2,5 0,126 0,219 1,67 1,02 0,45 0,34 0,31 050 6,8 6,1 4,55 3,15 1,144 0,25 2,09 1,41 0,6 0,37 0,34 060 7,95 7,25 4,85 3,7 0,18 0,312 2

23、,55 1,65 0,5 0,45 070 9,2 8,4 5,5 4,3 3,1 2,09 0,75 080 10 9,2 6,5 4,75 3,88 2,27 100 12,3 11,5 8 5,5 0,226 0,391 4,77 2,86 0,6 0,55 1In accordance with ISO 5855-2. prEN 3542:2017 (E) 8 Table 2 Dimensions, Number of turns, mass (1 of 2) Diameter code Thread a) (Associated screw) L L1 +0,250Number of

24、 turns Q 0,251,5 D 2 D 2,5 D 1,5 D 2 D 2,5 D 1,5 D 2 D 2,5 D 040 MJ4 0,7 6 8 10 5,47 7,47 9,47 6,1 8,6 11,1 050 MJ5 0,8 7,5 10 12,5 6,90 9,40 11,90 6,9 9,6 12,4 060 MJ6 1 9 12 15 8,25 11,25 14,25 6,8 9,5 12,1 070 MJ7 1 10,5 14 17,5 9,75 13,25 16,75 8 11,1 14,1 080 MJ8 1 12 16 20 11,25 15,25 19,25 9,

25、4 13 16,5 100 MJ10 1,25 15 20 25 14,25 19,25 24,25 9,5 13,1 16,8 Table 2 (2 of 2) Diameter code Xb) min. Yb)Mass kg/1 000 pieces 1,5 D 2 D 2,5 D 1,5 D 2 D 2,5 D 1,5 D 2 D 2,5 D 040 0,8 2,5 3,1 4,8 0,22 0,31 0,39 050 1,3 3,8 3,7 3,9 6,3 6,3 0,4 0,55 0,7 060 2,2 5,1 0,72 0,99 1,26 070 1,2 5,9 5,5 0,99

26、 1,36 1,73 080 2,5 6,8 1,32 1,8 2,28 100 3,7 2,57 3,52 4,46 a)In accordance with ISO 5855-2. b)X and Y dimensions apply after installation of the thread insert. 4 Designation EXAMPLE Description block THREAD INSERT Identity block EN2944 070 120 Number of this standard Diameter code (see Table 1) Len

27、gth code ( L in millimetres multiplied by 10, see Table 2) NOTE lf necessary, the code I9005 shall be placed between the description block and the identity block. prEN 3542:2017 (E) 9 5 Marking See EN 2424. style G; additionally style F permitted, as indicated on Figure 1. 6 Technical specification See EN 2943.