ISO INTERNATIONAL STANDARD 4602 Third edition 2010-12-15 Reinforcements Woven fabrics Determination of number of yarns per unit length of warp and weft Renforts Tissus Détermination du compte de fils de chaine et de duites parunité de longueur Reference number ISO 4602:2010(E) @ISO 2010 ed by IHS under lice ted without license from IHS Not for Resale ISO 4602:2010(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. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by Iso member bodies. In COPYRIGHTPROTECTEDDOCUMENT @ISO2010 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 the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 4122749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2010 - All rights reserved I without license from IHS Not for Resale ISO0 4602:2010(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies established has the right to be represented on that committee. International organizations, governmental and 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. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. ISO 4602 was prepared by Technical Committee ISO/TC 61, Plastics, Subcommittee SC 13, Composites and reinforcementfibres. This third edition cancels and replaces the second edition (IsO 4602:1997), which has been revised principally to include an alternative method (method A) in addition to the original method (now method B). For details, see Clause 2. ii