ISO INTERNATIONAL STANDARD 16798 First edition 2004-07-01 Links of Grade 8 for use with slings Mailles de classe 8 pour utilisation avec élingues Reference number ISO16798:2004(E) ISO @ISO 2004 ISO 16798:2004(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 instailed 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 unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. @ISO2004 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 member body in the country of the requester. ISO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2004 - All rights reserved ISO 16798:2004(E) Contents Page 1 Scope 2 Normative references 1 3 Terms and definitions 2 4 Safety requirements 3 5 Verification of safety requirements 7 6 Marking .... 12 7 Manufacturer's certificate 13 8 Instructions for use 13 Bibliography 14 dization'ahts reserved ili ISO 16798:2004(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies 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. 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. @ ISO 2004 - All rights reserved ISO 16798:2004(E) Introduction The links covered by this International Standard are normally supplied to be part of a sling, but could also be used for other applications. In such instances it is important that the link design be checked to ensure its fitness for the intended use. Canvriaht International Oranization far Standardizalion'ghts reserved V Copvriaht International Oraanization for Standardizatior ISO 16798:2004(E) INTERNATIONAL STANDARD Links of Grade 8 for use with slings 1 Scope This International Standard specifies requirements for forged or welded steel master links, intermediate master links, master link assemblies and lower terminal links of Grade 8 up to 132 t WLL (working load limit), mainly for use in chain slings in conformance with ISO 4778 and ISO 7593, - steel wire rope slings in conformance with ISO 7531, and - textile slings in conformance with EN 1492-1 and EN 1492-2, intended for lifting objects, materials or goods. This International Standard is not applicable to hand-forged links 2 Normative references (including any amendments) applies. IsO 643, Steels Micrographic determination of the apparent grain size ISsO 4778:1981, Chain slings of welded construction — Grades M (4), S (6) and T (8) Tension/compression testing machines Verification and calibration of the force-measuring system Iso 7531, Wire rope slings for general purposes — Characteristics and specifications IsO 7593:1986, Chain slings assembled by methods other than welding