ISO INTERNATIONAL STANDARD 8007-1 First edition 1999-08-01 Carbonaceous materials used in the production of aluminium Sampling plans and sampling from individual units Part 1: Cathode blocks Produits carbonés utilisés pour la production de I'aluminium -Plans d'échantillonnage et échantillonnage pour unités individuelles- Partie 1: Blocs cathodiques ISO Reference number ISO 8007-1:1999(E) IHSunder Not for Resale ISO 8007-1:1999(E) Contents 1 Scope 2 Normative references .. 3Definitions 4Apparatus 5 Taking test samples from individual cathodes... 5.1Procedure 5.2Cathodeblocksproducedwithoutacollector-barslot 5.3 Cathode blocks produced with a collector-bar slot 2 5.4 Dimensions of test samples . 3 6 Sampling report .. ?ISO1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced microfilm, without permission in writing from the publisher. InternationalOrganizationforStandardization Case postale 56 . CH-1211 Geneve 20 · Switzerland Internet [email protected] Printed in Switzerland ational Organization for Standardization Not for Resale @ ISO ISO 8007-1:1999(E) Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(lSo member bodies). The work of preparing International Standards is normally carried out through IsO technical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas liaison with IsO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission(lEC)onallmattersofelectrotechnicalstandardization International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 3 International Standard ISO 8007-1 was prepared by Technical Committee, ISO/TC 47, Chemistry, Subcommittee sc 7, Aluminium oxide, cryolite, aluminium fluoride, sodium fluoride, carbonaceous products for the aluminium industry. aluminium-Samplingplans and samplingfrom individualunits: Part 1: Cathode blocks 一 Part 2: Prebaked anodes Part 3, which is in preparation, will give procedures for sampling sidewall blocks. ili