ISO INTERNATIONAL STANDARD 898-5 Third edition 2012-06-01 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes Coarse thread and fine pitch thread Caracteristiques mécaniques des éléments de fixation en acier au carbone et en acier allié - Partie 5: Vis sans tete et élements de fixation filetes similaires de classes de dureté spécifiées - Filetages a pas gros et filetages a pas fin Reference number ISO 898-5:2012(E) LSO @ ISO 2012 I without license from IHS Not for Resale ISO 898-5:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 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 2012 -All rights reserved No reproduction networking permitted without license from IHS Not for Resale ISO 898-5:2012(E) Contents Page Foreword ..iv 1 Scope 2 Normative references 1 3 Terms and definitions 2 4 Symbolsandabbreviatedterms 5 Designation system 3 6 Materials. .3 7 Mechanical and physical properties 4 8 Applicability of test methods 5 8.1 Manufacturer'sinspection 5 8.2 Supplier's inspection . 5 8.3 Purchaser's inspection 5 9 Testmethods 6 9.1 Hardness test .. 6 9.2 Decarburization test 9.3 Carburization test. .10 9.4 Proof torque test for hexagonal socket set screws and hexalobular socket set screws of hardness class 45H.. 11 10 Marking. 13 10.1 General. .13 10.2 Manufacturer's identification mark.. 13 10.3 Marking set screws with hardness class 13 10.4 Marking of packages... 13 Annex A (informative) Hydrogen embrittlement relief after electroplating of set screws. 14 Bibliography 15 ili e with I t license from IHS Not for Resale