ISO INTERNATIONAL STANDARD 14657 First edition 2005-01-15 Zinc-coated steel for the reinforcement of concrete AciersrevetusdezincpourIarmaturedubéton Reference number ISO 14657:2005(E) ISO @ ISO 2005 Copyright International Organization for Standardization No reproduction or networking permitted without license from IHS Not for Resale ISO14657:2005(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. .In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the ISO2005 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either Iso at the address below or Iso's memberbody in thecountry of the requester. ISO copyright office Casepostale56·CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax + 4122 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ISo2005-All rights reserved No reproduction or networking permited without license from IHS Not for Resale ISO14657:2005(E) Contents Page 1 Scope 2 Normative references 3 Terms and definitions 2 4 Materials 2 4.1 Reinforcing steel 2 4.2 Zinc for coating 2 4.3 Repair material 2 5 Process of manufacture (galvanizing) 2 6 Requirements for zinc-coated steel reinforcing bars,wireand weldedfabric 2 6.1 Mechanical and geometrical properties. 2 6.2 Zinc coating characteristics 3 < Inspection ofzinc-coatedsteel 3 7.1 Applicability 3 7.2 Batching 4 7.3 Test unit . 4 7.4 Inspectionofmechanicalandgeometricalproperties 4 7.5 Inspection of mass of zinc per unit area .... 4 Permissibleamount of damagedcoating and repair ofdamaged coating 4 9 Packing, handling, storage,transport ... 5 10 Labelling ... 5 11 Information to be provided by thepurchaser 5 AnnexA(informative)Chromatetreatment of galvanized coating 9 Annex B (normative) Test methods and retests ... 7 Annex C (informative) Guidelines for site practice 11 Bibliography 12 zationfor ndardization'ghtsreserved ili No reproduction or networking permitted without license from IHS Not for Resale ISO14657:2005(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technical committees. Each member body interested in a subject for which a technical committee has been non-governmental, in liaison with isO, also take part in the work. isO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. adopted by the technical committees are circulated to the member bodies for voting. Publication as an Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. reinforcementandprestressingofconcrete. ational Organization for Standardizatior @ISO2005-All rights reserved Not for Resale ISO 14657:2005(E) INTERNATIONALSTANDARD Zinc-coated steelforthe reinforcementof concrete 1 Scope This International Standard specifies requirements for hot-dip zinc (galvanized) coating on steel reinforcing bars, wire and welded fabric used in the reinforcement of concrete. It specifies three classes, class A, class B and class C coatings, which differ in coating mass (see 6.2.3) This International Standard does not apply to hot-dip zinc-coated reinforcements for prestressing or componentsofthesereinforcements. 2 Normative