1、BSI Standards PublicationBS EN 4710-04:2015Aerospace series Quickr e l e a s e f a s t e n i n g s y s t e m s f o rnon-structural applicationsPart 04: Spring clamp One way tolerancecompensationBS EN 4710-04:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4
2、710-04:2015.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessarypro
3、visions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 89133 5ICS 49.035Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published u
4、nder the authority of theStandards Policy and Strategy Committee on 31 October 2015.Amendments/corrigenda issued since publicationDate Text affectedBS EN 4710-04:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4710-04 October 2015 ICS 49.035 English Version Aerospace series - Quick release
5、fastening systems for non-structural applications - Part 04: Spring clamp - One way tolerance compensation Srie arospatiale - Fixations rapides filetes pour applications non-structurales - Partie 04 : Collier lyre -Un degr de libert Luft- und Raumfahrt - Schnellverschlsse fr nicht-strukturelle Anwen
6、dungen - Teil 04: Federclip - Einfacher Toleranzausgleich This European Standard was approved by CEN on 5 March 2015. 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 a
7、ny alteration. Up-to-date lists and bibliographical references concerning such national standards 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 langu
8、age 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 as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark
9、, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR
10、 STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management 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 4710-04:2015 EBS EN 4710-04:2015EN
11、 4710-04:2015 (E) 2 Contents Page European foreword . 3 1 Scope 4 2 Normative references 4 3 Requirements . 5 4 Designation 7 5 Marking . 7 6 Technical specification 7 BS EN 4710-04:2015EN 4710-04:2015 (E) 3 European foreword This document (EN 4710-04:2015) has been prepared by the Aerospace and Def
12、ence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this European Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to
13、 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 April 2016, and conflicting national standards shall be withdrawn at the latest by April 2016. Attention is drawn to the p
14、ossibility 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 countrie
15、s 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, Poland
16、, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4710-04:2015EN 4710-04:2015 (E) 4 1 Scope This European Standard specifies the dimensions, mass, tolerances and static values of catch spring for use in fuselage interior equipment and non-struc
17、tural or secondary structural area. This European Standard is to be used in conjunction with EN 4710-06 and EN 4710-07 as described in EN 4710-02. The applicable temperature range is -55 C to 85 C. 2 Normative references The following documents, in whole or in part, are normatively referenced in thi
18、s document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 2516, Aerospace series Pass
19、ivation of corrosion resisting steels and decontamination of nickel base alloys EN 4710-01, Aerospace series Quick release fastening systems for non-structural applications Part 01: Technical specification EN 4710-02, Aerospace series Quick release fastening systems for non-structural applications P
20、art 02: Spring clamp stud combination EN 4710-06, Aerospace series Quick release fastening systems for non-structural applications Part 06: Stud - quick-release and locking EN 4710-07, Aerospace series Quick release fastening systems for non-structural applications Part 07: Retaining grommet EN 1013
21、2-4, Cold rolled narrow steel strip for heat treatment Technical delivery conditions Part 4: Spring steels and other applications EN 10151, Stainless steel strip for springs Technical delivery conditions EN 22768-1:1993, General tolerances Part 1: Tolerances for linear and angular dimensions without
22、 individual tolerance indications (ISO 2768-1:1989) EN 22768-2:1993, General tolerances Part 2: Geometrical tolerances for features without individual tolerance indications (ISO 2768-2:1989) DIN 50979, Metallic coatings Electroplated coatings of zinc and zinc alloys on iron or steel with supplementa
23、ry Cr(VI)-free treatment BS EN 4710-04:2015EN 4710-04:2015 (E) 5 3 Requirements 3.1 Configuration, dimensions, tolerances and mass The configuration, dimensions, tolerances and mass shall conform to Figure 1 and Table 1. Tolerances not specified, shall be in accordance with ISO 2768-mK (EN 22768-1:1
24、993 and EN 22768-2:1993). Dimensions are unless otherwise specified per manufacturers option. Key F load direction Figure 1 Configuration spring clamp CTx BS EN 4710-04:2015EN 4710-04:2015 (E) 6 Table 1 Dimensions and mass Dimensions in millimetres Type code Plate code ab1 b2 b3 d1 d2 h1 l1 l2 l3 l4
25、 t Rmax. Mass approximate 0,4 0,4 0,1 g CTS 3 5,0 0,8 0,2 9,5 2,6 5,0 6,2 24,0 17,8 11,0 6,1 0,35 0,6 0,9 CTM 4 7,0 1,4 0,3 13,7 2,6 7,8 10,3 31,3 23,3 12,0 5,6 0,4 1,0 2,3 aPlate code is according to dimension t. 3.2 Mechanical characteristics Ultimate loads, see Table 2. Table 2 Loads Type codeUlt
26、imate loads Material code F N CTS 500 A S CTM 900 A S 3.3 Materials and surface treatment Materials and finished shall be in accordance with the Table 3. Table 3 Materials and surface treatment Material code Material Surface treatment S Stainless steel 1.4310 per EN 10151 Passivated per EN 2516 A Al
27、loy steel 1.0605 per EN 10132-4 or Alloy steel 1.1248 per EN 10132-4 Electro plated coating per DIN 50979 BS EN 4710-04:2015EN 4710-04:2015 (E) 7 4 Designation EXAMPLE Description block SPRING CLAMP, ONE WAY MOVABLE Identity block EN4710-04CTM4S Number of the basic standard Standard family number Ty
28、pe code (see Table 1) Plate code (see Table 1) Material code (see Table 3) 5 Marking EN 2424, style F. 6 Technical specification Required tests for acceptance and qualification shall be in accordance to Table 4. Table 4 Requirements, inspections and tests Characteristic Requirements Requirements as
29、per EN 4710-01 Inspections and tests as per EN 4710-01 A aQ bMaterials In accordance with Table 3. 4.1 5.4.1 X X Dimensions and masses In accordance with Table 1. 4.2 5.4.2 X X Surface defects Refer to EN 4710-01. 4.3.1 5.4.3.1 X X Surface treatment In accordance with Table 3. 4.3.2 5.4.3.2 X X Ulti
30、mate tensile loads In accordance with Table 2. 4.4.1 5.4.4.1 X Corrosion resistance Refer to EN 4710-01. 4.5 5.4.5 X Functionality Refer to EN 4710-01. 4.7.1 5.4.7.1 X Endurance Material code a: 1 500 cycles. Material code S: 500 cycles. 4.7.2 5.4.7.2 X Identification marking of the product Refer to
31、 EN 4710-01. 4.8.1 5.4.8.1 X X Identification marking of the package Refer to EN 4710-01. 4.8.2 5.4.8.2 X X aAcceptance test. bQualification test. This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standard
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