ISO INTERNATIONAL STANDARD 15630-1 Third edition 2019-02 Steel for the reinforcement and prestressing of concrete Test methods Part 1: Reinforcing bars, rods and wire Aciers pour I'armature et la précontrainte du béton - Methodes d'essai- Partie 1: Barres, fils machine et fils pour béton armé Reference number ISO 15630-1:2019(E) so @ IS0 2019 IS0 15630-1:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 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 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 15630-1:2019(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope 2 Normative references 3 Terms, definitions and symbols 4 General provisions concerning test pieces 5 Tensile test at room temperature 5.1 Test piece .4 5.2 Test equipment 5.3 Test procedure. .4 6 Bend test .5 6.1 Test piece.. 6.2 Test equipment .6 6.3 Test procedure. 6.4 Interpretation of test results .6 7 Rebend test. .7 7.1 Test piece 7.2 Test equipment. 7 7.2.1 Bending device .7 7.2.2 Rebending device 7 7.3 Test procedure. .7 7.3.1 General. .7 7.3.2 Bending .8 7.3.3 Artificial ageing .8 7.3.4 Rebending. ..8 7.4 Interpretation of test results. 8 Axial force fatigue test ..9 8.1 Principle of test. .9 8.2 Test piece. ..9 8.3 Test equipment .9 8.4 Test procedure.. 10 8.4.1 Provisions concerning the test piece ..10 8.4.2 Upper force (Fup) and force range (Fr) ..10 8.4.3 Stability of force and frequency. .10 8.4.4 Counting of force cycles. .10 8.4.5 Frequency.... ..10 8.4.6 Temperature. ..10 8.4.7 Validity of the test ..10 9 Chemical analysis. ..10 10 Measurement of the geometrical characteristics .11 10.1 Test piece. .11 10.2 Test equipment ..11 10.3 Test procedure. .11 10.3.1 Heights of transverse ribs or depths of indentations 11 10.3.2 Height of longitudinal ribs (a'). .12 10.3.3 Transverse rib or indentation spacing (c) .12 10.3.4 Pitch (P) ..12 10.3.5 Part of the circumference without ribs or indentations (Zei) ..12 10.3.6 Transverse rib or indentation angle (β) ..12 10.3.7 Transverse rib flank inclination (a) .12 IS0 2019 - All rights reserved iii