AWS D1.4/D1.4M:2018 An American National Standard Structural Welding Code- Steel Reinforcing Bars AWS American Welding Society ANSI AWS D1.4/D1.4M:2018 AnAmerican National Standard Approved by the American National Standards Institute February 27, 2018 Structural Welding CodeSteel Reinforcing Bars 8th Edition Supersedes AWS D1.4/D1.4M:2011 Prepared by the American Welding Society (AWS) D1 Committee on Structural Welding Under the Direction of the AWsTechnicalActivitiesCommittee Approved by the AWSBoard ofDirectors Abstract This code covers the requirements for welding steel reinforcing bars in most reinforced concrete applications. It contains a body of rules for the regulations of welding steel reinforcing bars and provides suitable acceptance criteria for such welds. American Welding Society AWS D1.4/D1.4M:2018 ISBN Print: 978-0-87171-953-9 ISBN PDF: 978-0-87171-957-7 C2018byAmericanWeldingSociety All rights reserved Printed in the United States of America Photocopy Rights. No portion of this standard may be reproduced, stored in a retrieval system, or transmitted in any form, including mechanical, photocopying, recording, or otherwise, without the prior written permission of the copyright owner. Authorization to photocopy items for internal, personal, or educational classroom use only or the internal, personal, or educational classroom use only of specific clients is granted by the American Welding Society provided that the appropri- ate fee is paid to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, tel: (978) 750-8400; Internet:<www.copyright.com>. ii