ISO INTERNATIONAL STANDARD 630-3 Secondedition 2021-04 Structural steels - Part 3: Technical delivery conditions for fine: grain structural steels Aciers de construction - Partie 3: Conditions techniques de livraison pour aciers de constructionagrainsfins Reference number ISO 630-3:2021(E) ISO @ISO2021 IS0 630-3:2021(E) COPYRIGHTPROTECTED DOCUMENT @IS02021 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 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: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved