ISO INTERNATIONAL STANDARD 3551-1 First edition 1992-07-01 Rotary core diamond drilling equipment -- System A Part 1: Metric units Materiel de forage rotatif au diamant avec carottage -- Systeme A Partie 1: Unites metriques Reference number ISO 3551-1 : 1992 (E) No reproduction or networking permited without license from IHS Not for Resale ISO 3551-1 : 1992 (E) Contents Page 1 Scope. 1 2 Normative references 1 3Designation 1 4 Materials.. 1 Dimensionsandtolerances 2 Tables 1 Identification symbols 3 2 Mechanical properties 3 3 System of dimensional identification letters . .. .. . 5 4 Nomenclature and basic dimensions for drill rods and casings and their related diamond set items . . . . . 6 5 Nomenclature and basic dimensions for core barrels and their 7 6 to8"w" design dill rod and coupling . . 8-11 9to 14 "W" design flush-jointed casing 13-19 9 and 15 to 19"x" design flush-coupled casing. . 13, 20-24 20 to 27 WF" design double-tube core barrel . . 26-34 28 to 31 "WG" design single-tube core barrel 36-40 32 to 35 "WG" design double-tube core barrel 43-47 36 to 42 *WM" design double-tube core barrel . 49-57 43and44 "WT" design single-tube core barrel (BWT, NWT, HWT) . . . 59, 60 45 and 46 "WT" design single- and double-tube core barrel (BWT, NWT, HWT)... 62, 63 47to50 "WT" design double-tube core barrel (BWT, NWT, HWT) 65-69 51 to 57 "WT" design double-tube core barrel (RWT, EWT, AWT) . 71-79 ?ISO1992 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 permission in writing from the publisher. International Organization for Standardization Case postale 56 : CH-1211 Geneve 20 : Switzerland Printed in Switzerland Noreproductionor networking pemited withoutlicensefrom IHS Not for Resale ISO 3551-1 : 1992 (E) Foreword national standards bodies (iso member bodies). The work of preparing International Standards is normally carried out through ISo technical committees. Each 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, govern- collaborates closely with the International Electrotechnical Commission (lEC) on all matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 3551-1 was prepared by Technical Committee ISO/TC 82, Mining, Sub-Committee Sc 6, Diamond core drilling equipment. Iso 3551 consists of the following parts, under the general title Rotary core diamond dilling equipment - System A: Part 1: Metric units Part2:Inch units ili Copyright International Organization for Standardization No reproduction or networking permitted without license from IHS Not fr Resale