ISO INTERNATIONAL STANDARD 9908 First edition 1993-11-01 Technical specifications for centrifugal pumps - Class IIl Spécifications techniques pour pompes centrifuges - Classe Ill ISO Reference number ISO 9908:1993(E) se from IHS Not for Resale IS0 9908:1993(E) Contents Page 1 Scope 2 Normative references 3 Definitions 2 4 Design 2 5 Materials 6 Shop inspection and tests 7 Preparation for dispatch Annexes A Centrifugal pump -- Data sheet 9 B Enquiryproposal, purchase order 14 c Documentation 15 D Examples of seal arrangements 16 E Piping arrangements for seals 18 F Check list 21 G Bibliography 22 ISO1993 All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without per- mission in writing from the publisher. International Organization for Standardization Case Postale 56 . CH-1211 Geneve 20 · Switzerland Printed in Switzerland ii No reproduction or networking permited withoutlicense from IHS Not for Resale ISO 9908:1993(E) Foreword ISO (the International Organization for Standardization) is a woridwide federation of national standards bodies (IsO member bodies). The work of preparing Internationai Standards is normally carried out through IsO technical committees. Each member body interested in a subject for represented on that committee. International organizations, governmental and non-governmental, in liaison with isO, also take part in the work. iso collaborates closely with the International Electrotechnical Commission (lEC)on all matters of electrotechnical standardization. DraftinternationalStandards adoptedbythetechnicalcommittees are circulated to the member bodies for voting. Publication as an International avote International Standard ISO 9908 waspreparedby Technical Committee ISO/TC 115, Pumps, Sub-Committee SC 1, Dimensions and technical specifications of pumps. Annexes A, B and C form an integral part of this International Standard. Annexes D, E, F and G are for information only. ili No reproduction or networking permited without license from IHS Not for Resale