ISO INTERNATIONAL STANDARD 17777 Firstedition 2016-05-15 Welding consumables - Covered electrodes for manual metal arc welding of copper and copper alloys Classification Produits consommables pour le soudage - Electrodes enrobées pour le soudage manuel a I'arc du cuivre et des alliages de cuivre Classification Reference number IS0 17777:2016(E) ISO International Organization for Standardization @ IS0 2016 ZHEJIANG INSTOFSTANDARDIZATION C15956617 vided by IHS underI ed without license from IHS IS0 17777:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form 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 copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org PrganizationforStandardization ensee-ZHEJIANG INST.OF STANDARDIzARoISQ16- All rights reserved Not for Resale, 2016/7/20 08:03:06 etworking permitted without license from IHS IS0 17777:2016(E) Contents Page Foreword ..iv 1 Scope 2 Normative references ..1 3 Classification ..1 4 Symbols. 4.1 Symbol for the product/process. ..4 4.2 Symbol for the chemical composition of the all-weld metal 5 Chemical analysis ..4 6 Rounding procedure 7 Retests. ..4 8 Technical delivery conditions 9 Designation examples ..5 Annex A (informative) Corresponding national classifications ..6 Annex B (informative) Physical properties and examples for the use of copper alloy coveredelectrodes 7 Bibliography .8 iii e=ZHEJIANG INST OF STANDARDIZATION C15956617 vided by IHS under thout license from IHS