1、BRITISH STANDARD BS 7160:1990 EN 24565:1989 ISO 4565:1986 Specification for Anchor chains for small craft This European Standard EN24565 has the status of a British Standard UDC 672.6:629.125.015.64BS7160:1990 This British Standard was published under the authorityofthe Board ofBSIandcomes into effe
2、ct on 29June1990 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference GME/33 ISBN 0 580 18717 9 Cooperating organizations The European Committee for Standardization, under whose supervision this European Standard was prepared, comprises the national stand
3、ards organizations of the following Western European countries. Austria Oesterreichisches Normungsinstitut Belgium Institut belge de normalisation Denmark Dansk Standardiseringsraad Finland Suomen Standardisoimisliito, r.y. France Association franaise de normalisation Germany Deutsches Institut fr N
4、ormung e.V. Greece Hellenic Organization for Standardization Iceland Technological Institute of Iceland Ireland National Standards Authority of Ireland Italy Ente Nazionale Italiano di Unificazione Luxemburg Inspection du Travail et des Mines Netherlands Nederlands Normalisatie-instituut Norway Norg
5、es Standardiseringsforbund Portugal Instituto Portugus da Qualidade Spain Associacin Espaola de Normalizacin y Certificacin Sweden Standardiseringskommissionen i Sverige Switzerland Association suisse de normalisation United Kingdom British Standards Institution Amendments issued since publication A
6、md. No. Date of issue CommentsBS7160:1990 BSI 11-1999 i Contents Page Cooperating organizations Inside front cover National foreword ii Brief history 2 Text of EN 24565 3 National appendix A Inside back cover National appendix B Inside back coverBS7160:1990 ii BSI 11-1999 National foreword This Brit
7、ish Standard has been prepared under the direction of the General Mechanical Engineering Standards Policy Committee and is the English language version of EN24565 “Small craft; Anchor chains”, which endorses ISO4565:1986 “Small craft Anchor chains”, published by the International Organization for St
8、andardization (ISO). Cross-references. Where there are British Standards either identical or technically equivalent to International Standards quoted in this standard the relationship is given inNational appendix B. A British Standard does not purport to include all the necessary provisions of a con
9、tract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pagesi andii, theEN title page, pages2 to6, an
10、 inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN24565 December1989 UDC 672.6:629.125.015.64 K
11、ey words: Shipbuilding, yachting, ships, ship anchors, chains, specifications, mechanical properties, breaking load, dimensions, marking English version Small craft; Anchor chains (ISO 4565:1986) Navires de plaisance; Chanes dancre (ISO4565:1986) Kleine Wasserfahrzeuge; Ankerketten (ISO4565:1986) Th
12、is European Standard was accepted by CEN on20 November1989 and is identical to the ISO standard as referred to. CEN members are bound to comply with the requirements of the CEN/CENELEC Common Rules which stipulate the conditions for giving this European Standard the status of a national standard wit
13、hout any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other langu
14、age made by translation under the responsibility of a CEN member into its own language and notified to CEN Central Secretariat has the same status as the official versions. CEN members are the national standards organizations of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, I
15、reland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels CEN1989 Copyright reserved to all C
16、EN members Ref. No. EN24565:1989 EEN24565:1989 BSI 11-1999 2 Brief history Based on the positive result of the Preliminary Questionnaire procedure, the Technical Board decided by Resolution BT186:1989 to submit the International Standard ISO4565:1986 “Small craft; Anchor chains” to the Formal Vote.
17、In accordance with the Common CEN/CENELEC Rules, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. Statem
18、ent The text of the International Standard ISO4565, edition1986 was approved by CEN as a European Standard without any modification. Contents Page Brief history 2 1 Scope 3 2 Field of application 3 3 References 3 4 Characteristics 3 5 Tolerances 4 6 Tests and acceptance 4 7 Preferred length 4 8 Mark
19、ing 4 9 Test certificate 5 10 Designation 5 11 Ordering 5 Figure 4 Table 1 Values of dimensions, proof forceandminimum breaking force 3 Table 2 Mechanical properties 3 Table 3 Preferred lengths of anchor chains 4EN 24565:1989 BSI 11-1999 3 1 Scope This International Standard specifies the dimensions
20、, characteristics and tolerances as well as galvanizing of anchor chains intended for use with small craft windlasses. 2 Field of application This International Standard applies to anchor chains of nominal diameters between6 and12mm, intended for anchoring small craft and which can be controlled usi
21、ng windlasses. It does not apply to chains for lifting purposes. 3 References ISO 1461, Metallic coatings Hot dip galvanized coatings on fabricated ferrous products Requirements. ISO 1834, Short link chain for lifting purposes General conditions of acceptance. 4 Characteristics 4.1 Size In accordanc
22、e with ISO1834, the size shall be the nominal diameter, d n , of the steel wire or bar from which the chain is made (see theFigure). NOTEFor further definitions, other than chain dimensions, seeISO1834. Table 1 Values of dimensions, proof force and minimum breaking force All chain dimensions are bas
23、ed on the nominal diameter d n : chain pitch: p 1= 3 d n inside width: w 1min. = 1,35 d n outside width: w max. = 3,6 d n Their values are specified inTable 1. 4.2 Mechanical properties The values of the proof force, F e , and the minimum breaking force, F m , in Table 1 correspond approximately to
24、the mechanical properties shown inTable 2. Table 2 Mechanical properties 4.3 Galvanizing Galvanizing shall be carried out using a hot process according to ISO1461. The mean coating mass (corresponding to a material thickness greater than5mm) shall be not lessthan500g/m 2 . Dimensions in millimetres
25、d n p 1 w 1 w l F e F m Endlink A 5% 3% 2% kN kN d 2 p 2 w 2 . min. max. . min. min. 5% 3% min. 6 0,3 18 0,5 8,1 21,6 198 4 9 18 8 0,4 a 40 1,2 18 8 0,4 24 0,7 10,8 28,8 264 5 16 32 10 0,5 44 1,3 20 10 0,5 30 0,9 13,5 36 330 7 25 50 12 0,6 54 1,6 25 12 0,6 36 1,1 16,2 43,2 396 8 35,5 71 14 0,7 54 1,
26、6 25 a The tolerance on d 2for chain size d n= 6 shall be such that satisfactory articulation is achieved with the chain. Mean stress at specified minimum breaking force, F m 315 MPa (N/mm 2 ) Mean stress at proof force, F e 160 MPa (N/mm 2 ) Total ultimate elongation 20%EN 24565:1989 4 BSI 11-1999
27、5 Tolerances The following tolerances shall be applied and maintained after galvanizing: on the nominal diameter: 5% on the pitch: 3% on the measuring length l over11 links: 2% 6 Tests and acceptance Tests and acceptance conditions shall be as specified in ISO1834. The length of the lot from which t
28、he test samples are selected shall be500mm. 7 Preferred length Anchor chains shall be delivered in preferred lengths according toTable 3. Table 3 Preferred lengths of anchor chains Other lengths specified by national authorities or classification societies shall also be considered preferred lengths.
29、 8 Marking 8.1 Quality marking The quality mark for anchor chains according to this International Standard is L or3. It shall be applied as specified in ISO1834. Figure Chain size Preferred lengths, m d n 5 10 30 50 80 6 8 10 12 EN 24565:1989 BSI 11-1999 5 8.2 Identification marking The identificati
30、on mark shall be as specified in ISO1834. 9 Test certificate The manufacturer shall, if required, supply a certificate of test and examination with every supply of chain, containing the information detailed in ISO1834. A typical form is given in ISO1834. 10 Designation Anchor chains according to thi
31、s International Standard shall be designated as follows: a) abbreviated name: chain; b) number of this International Standard: ISO 4565; c) quality mark L (or number3); d) nominal diameter; e) nominal pitch. Example for the designation of an anchor chain of nominal diameter10mm, and nominal pitch30m
32、m: Chain ISO 4565 L 10 30 11 Ordering When ordering, the preferred length of the chain shall also be given in the designation, in accordance withclause7. Example for the designation of50m length of chain, of10mm diameter and a pitch of30mm: 50 m chain ISO 4565 L 10 30 If this chain should be equippe
33、d with two endlinks A, the designation of the whole chain shall read: 50 m chain ISO 4565 L 10 30 2A6 blankBS7160:1990 BSI 11-1999 National appendix A The United Kingdom participation in the preparation of this European Standard was entrusted by the General Mechanical Engineering Standards Policy Co
34、mmittee (GME/-) to Technical Committee GME/33, upon which the following bodies were represented: Association for Consumer Research (ACRE) British Canoe Manufacturers Association British Marine Industries Federation British Waterways Board Consumer Policy Committee of BSI Department of Transport Fede
35、ration of Wire Rope Manufacturers of Great Britain Home Office Lloyds Register of Shipping Royal Society for the Prevention of Accidents Royal Yachting Association Thames Water Authority Coopted members National appendix B The British Standard corresponding to the ISO publication referred to in EN24
36、565 is as follows: A related British Standard to ISO1461 is BS729:1971 “Specification for hot dip galvanized coatings on iron and steel articles”. International Standard British Standard ISO 1834 BS 4942 Short link chain for lifting purposes Part 1:1981 Specification for general conditions of accept
37、ance (Identical)BS 7160:1990 EN24565:1989 ISO 4565:1986 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international level. It is incorp
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