1、BRITISH STANDARDBS EN 4057-401:2006Aerospace series Cable ties for harnesses Test methods Part 401: Loop tensile strengthThe European Standard EN 4057-401:2006 has the status of a British StandardICS 49.060g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g4
2、9g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 4057-401:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 April 2007 BSI 2007ISBN 978 0 580 50543 0National forewordThis Bri
3、tish Standard was published by BSI. It is the UK implementation of EN 4057-401:2006. This standard, together with BS EN 4057-100:2006, BS EN 4057-201:2005, BS EN 4057-202:2005, BS EN 4057-301:2005, BS EN 4057-302:2006, BS EN 4057-303:2005, BS EN 4057-304:2006, BS EN 4057-305:2005, BS EN 4057-306:200
4、6, BS EN 4057-307:2006, BS EN 4057-402:2006, BS EN 4057-403 (to be published), BS EN 4057-404:2006, BS EN 4057-405:2005, BS EN 4057-406:2006, BS EN 4057-407:2005 and BS EN 4056-001:2006, BS EN 4056-002 (to be published), BS EN 4056-003 (to be published), BS EN 4056-004 (to be published) and BS EN 40
5、56-005 (to be published) supersedes BS G 246:1991 which will be withdrawn upon publication of these standards. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Panel ACE/6/-/8, Aerospace Installations Acce
6、ssories, tools and terminations.A list of organizations represented on ACE/6/-/8 can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard c
7、annot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 4057-401December 2006ICS 49.060English VersionAerospace series - Cable ties for harnesses - Test methods -Part 401: Loop tensile strengthSrie arospa
8、tiale - Frettes de cblage pour harnais -Mthodes dessais - Partie 401 : Rsistance la rupture dela boucleLuft- und Raumfahrt - Befestigungsbnder frLeitungsbndel - Prfverfahren - Teil 401: AbbindefestigkeitThis European Standard was approved by CEN on 28 October 2005.CEN members are bound to comply wit
9、h the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat
10、 or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversi
11、ons.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,Slovakia, Slovenia, Spain, Sweden,
12、Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No.
13、 EN 4057-401:2006: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Apparatus .4 4 Procedure .5 5 Requirements.5 EN 4057-401:20063 Foreword This document (EN 4057-401:2006) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). Af
14、ter enquiries and votes carried out in accordance with the rules of this Association, this Standard has re-ceived 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
15、a national standard, either by publication of an identical text or by endorsement, at the latest by June 2007, and conflicting national standards shall be withdrawn at the latest by June 2007. Attention is drawn to the possibility that some of the elements of this document may be the subject of pate
16、nt 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 countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech
17、 Republic, Den-mark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxem-bourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzer-land and the United Kingdom. EN 4057-401:20064 1 Scope This standard spe
18、cifies the procedure to determine the force to failure of cable ties for harnesses for aero-space applications. It shall be used together with EN 4057-100. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated refer-ences, only th
19、e edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 4057-100, Aerospace series Cable ties for harnesses Test methods Part 100: General 3 Apparatus A tensile tester that will separate at a constant rate of (25 2,5) mm/m
20、in and apply sufficient force to break the strap or release the locking device. A suitable tensile test fixture, which incorporates a split mandrel, is shown in Figure 1. The split mandrel diameter shall be (10 0,5) mm for cable ties 127 mm as well as of a width greater than the maximum width of the
21、 cable tie. The mandrels shall be made of steel and be smooth and free from burrs. Key 1 Head on mandrel split line Tail removed aDetail of mandrel Figure 1 Tensile strength test fixture EN 4057-401:20065 4 Procedure The specimen shall be applied to the mandrel using the qualified application tool a
22、t the tension setting as specified in the product standard. The specimens shall be applied to the mandrel with the head positioned on the mandrel split line. The tensile test shall be carried out by separating the jaws of the tensile tester at a constant rate of (25 2,5) mm/min. Sufficient force has
23、 to be applied to break the cable tie or release the locking device. The minimum force to failure shall be recorded. 5 Requirements The minimum force to failure shall meet the requirements specified in the product standard. EN 4057-401:2006BS EN 4057-401:2006BSI389 Chiswick High RoadLondonW4 4ALBSI
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