ISO INTERNATIONAL STANDARD 5951 Fifth edition 2013-06-01 Hot-rolled steel sheet of higher yield strength with improved formability Toles en acier laminées a chaud a limite d'elasticité et aptitude au formageaccrues Reference number ISO 5951:2013(E) ISO Copyright intemational Organizatin for Standardizatin @IS02013 n or networking permitted without license from IHS Not for Resale IS0 5951:2013(E) COPYRIGHTPROTECTEDDOCUMENT @IS02013 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. 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 @ IS0 2013 - All rights reserved No reproduction or networking permited without license from IHS Not for Resale IS0 5951:2013(E) Contents Page Foreword ..iv 1 Scope 2 Normative references ..1 3 Terms and definitions 4 Dimensions .2 5 Conditions of manufacture 2 5.1 Steelmaking .2 5.2 Chemical composition .2 5.3 Chemical analysis.. .3 5.4 Weldability 4 5.5 Application 4 5.6 Mechanical properties .4 5.7 Surface condition. .5 5.8 Oiling. .5 6 Dimensional and shape tolerances ..5 7 Sampling - Tensiletest .6 8 Mechanical property tests .6 8.1 Tensile test. .6 8.2 Impact test. .6 9 Retests .6 9.1 Machining and flaws .6 9.2 Elongation ..6 9.3 Additional tests .6 10 Resubmission ..6 11 Workmanship .6 12 Inspection and acceptance 1 13 Coil size ..7 14 Marking .7 15 Information to be supplied by the purchaser .7 Bibliography iii ed without license from IHS Not for Resale