ISO INTERNATIONAL STANDARD 14404-3 First edition 2017-06 Calculation method of carbon dioxide emission intensity from iron and steel production : Part 3: Steel plant with electric arc furnace (EAF) and coal-based or gas-based direct reduction iron (DRI) facility Méthode de calcul de I'intensité de I'émission de dioxyde de carbone de la production de la fonte et de I'acier Partie 3: Usine de fabrication d'acier dans des fours éelectriques a arc (FEA) et installations de production de minerais de fer préréduits avec procédés au charbon ou au gaz Reference number IS0 14404-3:2017(E) ISO @ IS0 2017 IS0 14404-3:2017(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8 . CP 401 CH-1214Vernier, Geneva,Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org ii @ IS0 2017 - All rights reserved IS0 14404-3:2017(E) Contents Page Foreword iv Introduction V 1 Scope. 1 2 Normative references 3 Terms and definitions 1 3.1 Emissions. 1 3.2 Gas fuel. 2 3.3 Liquid fuel 2 3.4 Solid fuel. 2 3.5 Auxiliary material. 3 3.6 Energy carriers... 3 3.7 Ferrous containing materials 4 3.8 Alloys .4 3.9 Product and by-product 4 3.10 Others.. 4 4 Symbols .5 5 Principles .6 5.1 General. 6 5.2 Relevance 6 5.3 Completeness 6 5.4 Consistency 6 5.5 Accuracy. 6 5.6 Transparency 6 6 Definition of boundary 1 6.1 General 7 6.2 Category 1 7 6.3 Category 2 8 6.4 Category 3 .8 6.5 Category 4 8 7 Calculation .8 7.1 General .8 7.2 Calculation procedure 8 7.2.1 Data collection of crude steel production 8 7.2.2 Data collection direct and/or upstream CO2 emission sources. .8 7.2.3 DatacollectionofcreditCO2emissionsources 10 7.2.4 Calculation. .11 Annex A (informative) Calculation of energy consumption and intensity .14 AnnexB (informative)Anexample oftemplateforusing different emission factors or emissionsourcesfromTable4 .15 Annex C (informative) An example of cO2 emission and intensity data and calculations for a steelplantwithaDRIfacility .17 Bibliography .20 @IS0 2017-All rights reserved iii