ISO INTERNATIONAL STANDARD 606 Fourth edition 2015-08-15 Short-pitch transmission precision roller and bush chains, attachments and associated chain sprockets Chaines de transmission de précision a rouleaux et a douilles, plaques- attaches et roues dentées correspondantes Reference number IS0 606:2015(E) ISO International Organization for Standardization @IS02015 vided by IHS under I No reproduction or networking permitted without license from IHS IS0 606:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2015, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 · CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internationai ibr DrganizationforStandardization Not for Resale, 2015/11/11 08:55:10 networking permited withoutlicense from IHS IS0 606:2015(E) Contents Page Foreword ..V Introduction. ..vi 1 Scope. 2 Normative references 3 Chains.... ..2 3.1 Nomenclature of assemblies and components .2 3.2 Designation 3.3 Dimensions 4 3.4 Performance requirements ..6 3.4.1 General .6 3.4.2 Tensile testing 3.4.3 Preloading. 7 3.4.4 Length validation. .7 3.4.5 Dynamic testing ..7 3.5 Marking .8 3.6 Cranked links ..8 4 Attachments .12 4.1 Nomenclature ..12 4.2 General ..13 4.3 Designation ..13 4.4 Dimensions. .14 4.5 Manufacture .14 4.6 Marking. ..14 5 Chain sprockets. ..16 5.1 General. ..16 5.2 Nomenclature.. .16 5.3 Diametral dimensions of sprocket rim ..19 5.3.1 Nomenclature. .19 5.3.2 Dimensions 19 5.4 Sprocket tooth gap forms. 20 5.4.1 Nomenclature. 20 5.4.2 Dimensions 20 5.5 Tooth heights and tip diameters 21 5.5.1 Nomenclature. 21 5.5.2 Dimensions 21 5.6 Sprocket rim profiles 22 5.6.1 Nomenclature. 22 5.6.2 Dimensions. 22 5.7 Radial run-out 22 5.8 Axial run-out (wobble) 23 5.9 Pitch accuracy of sprocket teeth 23 5.10 Number of teeth. 23 5.11 Bore tolerance. 23 5.12 Marking ..23 Annex A (normative) Pitch circle diameters ..24 Annex B (informative) Equivalent chain designations. ..26 Annex C (informative) Method of calculating chain minimum dynamic strength ..27 Annex D (informative) Method of determining maximum test force Fmax when conducting dynamic strength conformance test .30 Annex E (informative) Examples of methods used to avoid an excessive increase in the rate iii Licensee=Zhejiang Institute of Standardization 5956617 ted withoutlicensefrom IHS Not for Resale, 2015/11/11 08:55:10