ISO-2030-1990.pdf
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1、INTERNATIONAL STANDA Second edition 19904 1-01 Granulated cork - Size analysis by mechanical sieving Granulks cr-us de liege - Analyse granulomefrique par iamisage mkanique Reference number ISO 2030: 199O(E) Copyright International Organization for Standardization Provided by IHS under license with
2、ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 10:00:34 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 2030:199O(E) Foreword ISO (the international Organization for Standardization) is a worldwide federation of national Standards bodies (
3、ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Esch member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, go
4、vern- mental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Dt-at? International Standards adopted by the technical committees are circulated
5、to the member bodies for voting. Pubiication as an Inter- national Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 2030 was prepared by Technical Committee ISO/TC 87, Cork. This second edition cancels and replaces the first edition (ISO 203
6、0:1976), which has been technically revised. 0 ISO 1990 All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronie or mechanical, including photocopying and microfilm, without Permission in writing from the publisher. International Orga Cas
7、e Postale 56 l nization CH-1 21 for IG Stand Ieneve ardiz 20 + ation Switzerland Printed in Switzerland ii Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 10:00:34 MDTNo reproduc
8、tion or networking permitted without license from IHS -,-,- Granulated cork - Size analysis by mechanical sieving 1 Scxbpe This International Standard specifies a method to obtain granule size distribution of granulated cork by mechanical sieving. 2 Normative references The following Standards conta
9、in provisions which, through reference in this text, constitute provisions of this International Standard. At the time of publi- cation, the editions indicated were valid. All stan- dards are subject to revision, and Parties to agreements based on this International Standard are encouraged to invest
10、igate the possibility of ap- plying the most recent editions of the Standards in- dicated below. Members of IEC and ISO maintain registers of currently valid International Standards. ISO 565:1990, Test sieves - Metal wire cloth, perfo- rated metal plate and electroformed sheet - Nominal sizes of ope
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