ISO INTERNATIONAL STANDARD 1071 Third edition 2015-11-15 Welding consumables Covered electrodes, wires, rods and tubular cored electrodes for fusion welding of cast iron Classification Produits consommables pour le soudage - Electrodes enrobées, fils d'apport, baguettes et fils fourrés pour le soudage par fusion de la fonte- Classification Reference number IS0 1071:2015(E) ISO International Organization for Standardization ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02015 mitted without license from IHS IS0 1071:2015(E) COPYRIGHT PROTECTED DOCUMENT IS0 2015, 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 copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Internatinir DrganizationforStandardization Licensee-ZHEJIANG INST.OF STANDARDIZzRoISQ5 - All rights reserved Not for Resale, 2016/3/29 05:47:18 No reproduction or networking permited without license from IHS IS0 1071:2015(E) Contents Page Foreword ..iv Introduction. .V 1 Scope. .1 2 Normative references ..1 3 Classification 3.1 Wire electrodes and rods 3.2 Tubular cored electrodes 3.3 Covered electrodes 2 3.4 Tubular cored and covered electrodes. 2 Symbols and requirements .2 4 4.1 Symbols for the product form 2 4.2 Symbol for the type of alloy 2 4.3 Symbol for the chemical composition 2 4.3.1 General .2 4.3.2 Consumables producing similar weld metal 2 4.3.3 Consumables producing dissimilar weld metal 3 4.4 Symbol for shielding gas (tubular cored electrode) 3 4.5 Symbols for effective electrode efficiency and type of current (covered electrode) .7 5 Mechanical tests .7 6 Chemical analysis ..7 7 Rounding procedure ..7 8 Retests ..8 9 Technical delivery conditions .8 10 Designation ..8 Annex A (informative) Description of the consumable ..10 Annex B (informative) Expected minimum values for strength and elongation of dissimilar all-weld metal in tensile test. .14 Bibliography .15 iii nsee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ithout license from IHS