ISO INTERNATIONAL STANDARD 26203-1 Secondedition 2018-01 Metallic materials Tensile testing at high strain rates Part 1: Elastic-bar-type systems Matériaux métalliques - Essai de traction a vitesses de deformation élevées- Partie 1: Systemes de type a barre élastique Reference number ISO 26203-1:2018(E) ISO @ IS0 2018 IS0 26203-1:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 CP 40i: Ch. de Blandonnet 8 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0 26203-1:2018(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references ..1 3 Terms and definitions 4 Principles ..1 5 Symbols and designations ..2 6 Apparatus ..3 7 Test piece .5 7.1 Test-piece shape, size and preparation. ..5 7.2 Typical test piece. .7 8 Calibration of the apparatus .8 8.1 General, .8 8.2 Displacement measuring device ..9 9 Procedure ..9 9.1 General. ..9 9.2 Mounting the test piece .9 9.3 Applying force .9 9.4 Measuring and recording .9 10 Evaluation of the test result ..11 11 Test report ..12 Annex A (informative) Quasi-static tensile testing method ..14 Annex B (informative) Example of one-bar method ..16 Annex C (informative) Example of split Hopkinson bar (SHB) method ..23 Bibliography .31 @ IS0 2018 - All rights reserved ii