1、BS ISO 10898:2016Spot drillsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS ISO 10898:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 10898:2016.It supersedes BS 328-8:1992 which is withdrawn.The UK participation in its
2、preparation was entrusted to TechnicalCommittee MTE/18, Tools tips and inserts for cutting applications.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are r
3、esponsible for its correctapplication. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 85778 2ICS 25.100.30Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStanda
4、rds Policy and Strategy Committee on 30 September 2016.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS ISO 10898:2016 ISO 2016Spot drillsForets pointerINTERNATIONAL STANDARDISO10898Second edition2016-09-15Reference numberISO 10898:2016(E)BS ISO 10898:2016ISO 10898:2016(E
5、)ii ISO 2016 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2016, Published in SwitzerlandAll 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 postin
6、g on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 7
7、49 09 47copyrightiso.orgwww.iso.orgBS ISO 10898:2016ISO 10898:2016(E)Foreword iv1 Scope . 12 Normative references 13 Dimensions . 14 Technical specifications 14.1 Conception 14.2 Permissible division deviation on flutes . 14.3 Maximum runout of the fluted part with respect to the shank . 15 Designat
8、ion 1Annex A (informative) Relationship between designations of this International Standard and ISO 13399 . 3Bibliography 4 ISO 2016 All rights reserved iiiContents PageBS ISO 10898:2016ISO 10898:2016(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of nat
9、ional 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. Interna
10、tional organizations, governmental 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.The procedures used to develop this document and those intend
11、ed for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.i
12、so.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document wil
13、l be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressi
14、ons related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso/foreword.html.The committee responsible for this document is ISO/TC 29, Small tools, Subc
15、ommittee SC 9, Tools with defined cutting edges, cutting items.This second edition cancels and replaces the first edition (ISO 10898:1992), of which it constitutes a minor revision with the following changes: Annex A has been added; a Bibliography has been added.iv ISO 2016 All rights reservedBS ISO
16、 10898:2016INTERNATIONAL STANDARD ISO 10898:2016(E)Spot drills1 ScopeThis International Standard specifies the dimensions and technical specifications of spot drills of high-speed steel and hardmetal with a point angle of 90 or 120.2 Normative referencesThe following documents, in whole or in part,
17、are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 286-2, Geometrical product specifications (GPS) IS
18、O code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts3 DimensionsSee Figure 1 and Table 1.4 Technical specifications4.1 ConceptionSpot drills in accordance with this International Standard shall be made without lands and b
19、ack taper.4.2 Permissible division deviation on flutesSee Table 2.4.3 Maximum runout of the fluted part with respect to the shankSee Table 2.5 DesignationSpot drills in accordance with this International Standard shall be designated by the following:a) “Spot drill”;b) a reference to this Internation
20、al Standard;c) its point angle;d) its diameter, d, in millimetres.EXAMPLE A spot drill of diameter d = 10 mm and point angle 90 is designated as follows:Spot drill ISO 10898 - 90 - 10 ISO 2016 All rights reserved 1BS ISO 10898:2016ISO 10898:2016(E)Figure 1Table 1Dimensions in millimetresd h8a4 6 8 1
21、0 12 16 20L 52 66 79 89 102 115 131l 12 20 25 25 30 35 40aSee ISO 286-2.Table 2Dimensions in millimetresdPermissible division deviation on flutesMaximum runout of the fluted part with respect to the shank4; 6 0,03 0,038; 10 0,04 0,0412; 16; 20 0,05 0,052 ISO 2016 All rights reservedBS ISO 10898:2016
22、ISO 10898:2016(E)Annex A (informative) Relationship between designations of this International Standard and ISO 13399For the relationship between the designations of this International Standard and preferred symbols according to ISO 13399, see Table A.1.Table A.1 Relationship between designations of
23、 this International Standard and ISO 13399Symbol in this International StandardReference in this International StandardProperty name in the ISO 13399 seriesSymbol in the ISO 13399 seriesReference in the ISO 13399 seriesdFigure 1 Table 1Cutting diameter DC 71D084653E57FLFigure 1 Table 1Overall length
24、 OAL 71D078EB7C086lFigure 1 Table 1Length chip flute LCF 71DCCC27DEF53 Clause 5 Point angle SIG 71DCCC4FEF366 Connection diameter machine sideDCONMSa71EBDBF5060E6aDCONMS has the same size as d (DC) in Figure 1. ISO 2016 All rights reserved 3BS ISO 10898:2016ISO 10898:2016(E)Bibliography1 ISO 13399 (
25、all parts), Cutting tool data representation and exchange4 ISO 2016 All rights reservedBS ISO 10898:2016BS ISO 10898:2016ISO 10898:2016(E) ISO 2016 All rights reservedICS 25.100.30Price based on 4 pagesThis page deliberately left blankBSI is the national body responsible for preparing British Standa
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