BS ISO BRITISH STANDARD 7900:2006 Steel wire and wire products for fences Zinc- and zinc-alloy-coated steel barbed wire ICS 77.140.65; 91.090 BSi NO COPYING WITHOUT BSIPERMISSIONEXCEPT ASPERMITTED BY COPYRIGHTLAW British Standards BS ISO 7900:2006 BSI National foreword This British Standard was published by BSI. It is the UK implementation of ISO 7900:2006. The UK participation in its preparation was entrusted to Technical Committee ISE/26, Steel wire. A list of organizations represented on ISE/26 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 cannot confer immunity from legal obligations. This British Standard was Amendmentsissuedsincepublication published undertheauthority of the Standards Policy and Amd. No. Date Comments London Strategy Committee on 28 February 2007 Licensed Copy: I BSI 2007 ISBN 978 0 580 50171 5 BS ISO 7900:2006 ISO INTERNATIONAL STANDARD 7900 Second edition 2006-06-01 Steelwireandwireproductsforfences Zinc- and zinc-alloy-coated steel barbed wire Fils et produits tréfilés en acierpour clotures-Ronces en acier revetu dezinc oud'alliages de zinc Reference number ISO 7900:2006(E) ISO BSI BS IS0 7900:2006 Contents Page 1 Scope 2 Normativereferences 3 Information to be supplied by the purchaser .. 4 Manufacture 2 5 Requirements.. 3 Samplingandtesting 3 6 Inspectionanddocumentation. 7 8 Methods of test 4 9 Packaging Annex A (informative)Typical barbed-wire formation (othertypes of barbed wire may be available). 5 ili , Uncontrolled Copy, (c) BSi BSISO7900:2006 Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through ISO 02007 GMT+00:00 non-governmental,inliaisonwithIsO,alsotakepartinthework.IsOcollaboratescloselywiththeInternational Electrotechnical Commission (IEC)on all matters of electrotechnical standardization. 10:07:44 adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval byatleast 75 % of the memberbodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent Thu Mar 01 rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 7900 was prepared by Technical Committee ISO/TC 17, Steel, Subcommittee SC 17, Steel wire rod and wireproducts This second edition cancels and replaces the first edition (isO 7900:1988), which has been technically revised. .N BS ISO 7900:2006 Steel wire and wire products for fences Zinc- and zinc-alloy-coated steel barbed wire 1 Scope This International Standard specifies the characteristics of zinc-andzinc-alloy-coated steel barbed wire,with conventional and reverse twist consisting of two stranded line wires, around which the barbs are tightly wound, single line wire, around which the barbs are wound. 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. Iso404,Steel andsteel productsGeneral technicaldelivery requirements Iso6892,MetallicmaterialsTensiletestingatambienttemperature Iso 7989-1, Steel wire and wire productsNon-ferrous metallic coatings on steel wire-Part 1:General principles Iso7989-2,Steelwireand wireproducts-Non-ferrousmetallic coatings on steelwire-Part2:Zinc or zinc- alloy coating Iso8458-1,Steelwire formechanicalspringsPart 1:General requirements Iso10474,Steeland steelproducts—Inspection documents 3 Information to be supplied by the purchaser The following information shall be supplied by the purchaser at the time of in