1、BS ISO 4204:2016Countersinks, 90, with Morsetaper shanks and detachablepilotsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS ISO 4204:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 4204:2016.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 83635 0ICS 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 31 October 2016.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS ISO 4204:2016 ISO 2016Countersinks, 90, with Morse taper shanks and detachable pilotsOutils chanfreiner 90, queue cne Morse et pilote amovibleINTERNATIONAL STANDARDISO420
5、4Second edition2016-10-15Reference numberISO 4204:2016(E)BS ISO 4204:2016ISO 4204:2016(E)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
6、in any form or by any means, electronic or mechanical, including photocopying, or posting 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
7、Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 4204:2016ISO 4204:2016(E)Foreword iv1 Scope . 12 Normative references 13 Dimensions . 14 Tolerances . 1Annex A (informative) Relationship between designations in this Int
8、ernational Standard and ISO 13399 . 3Bibliography 4 ISO 2016 All rights reserved iiiContents PageBS ISO 4204:2016ISO 4204:2016(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing Internat
9、ional 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, governmental and non-governmental, in liaison with I
10、SO, 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 intended for its further maintenance are described in the ISO/IEC Directives, Pa
11、rt 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.iso.org/directives).Attention is drawn to the possibility that some of the
12、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 will be in the Introduction and/or on the ISO list of patent declarations rec
13、eived (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 expressions related to conformity assessment, as well as information about ISOs ad
14、herence 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, Subcommittee SC 2, Holding tools, adaptive items and interfaces.This second ed
15、ition cancels and replaces the first edition (ISO 4204:1977), of which it constitutes a minor revision, notably with the addition of Annex A, which gives the relationship between the designations of this International Standard and the ISO 13399 series.iv ISO 2016 All rights reservedBS ISO 4204:2016I
16、NTERNATIONAL STANDARD ISO 4204:2016(E)Countersinks, 90, with Morse taper shanks and detachable pilots1 ScopeThis International Standard specifies the dimensions of 90 countersinks with Morse taper shanks and detachable pilots for general use.Figure 1 is diagrammatic only and is not intended to indic
17、ate details of design.2 Normative referencesThe following documents, in whole or in part, 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
18、 (including any amendments) applies.ISO 296, Machine tools Self-holding tapers for tool shanks3 DimensionsThe dimensions for 90 countersinks with Morse taper shanks and detachable pilots are given in Table 1. It specifies dimensions in metric units only, these being regarded as the only recommended
19、dimensions in the future.4 TolerancesThe tolerances relating to the countersink, Morse taper shanks and detachable pilots are as follows: cutting diameter d1:z9; pilot diameter d2: e8; pilot hole diameter d3: H8; Morse taper: according to ISO 296. ISO 2016 All rights reserved 1BS ISO 4204:2016ISO 42
20、04:2016(E)Key1 Morse taper shankFigure 1Table 1Dimensions in millimetresCutting diameterd1 (z9)Pilot diameterd2(e8)d3(H8) Set screwd4d5l1l2l3l4Morse taper shank Nover to over to12,5 16 6,3 14 4 M3 6 132 22 30 16 216 20 6,3 18 5 M4 6 140 25 38 1920 25 8 22,4 6 M5 7, 5 150 30 46 2325 31,5 10 28 8 M6 9
21、,5 180 35 54 27 331,5 40 12,5 35,5 10 M8 12 190 40 64 322 ISO 2016 All rights reservedBS ISO 4204:2016ISO 4204:2016(E)Annex A (informative) Relationship between designations in this International Standard and ISO 13399For the relationship between the designations of this International Standard and p
22、referred symbols according to ISO 13399, see Table A.1.Table A.1 Relationship between designations in this International Standard and ISO 13399Symbol in ISO 8051:1999Reference in ISO 8051:1999Property name in the ISO 13399 seriesSymbol in the ISO 13399 seriesReference in the ISO 13399 seriesd1Figure
23、 1 Table 1Cutting diameter DC 71D084653E57Fd2Figure 1 Table 1Guide pilot diameter GPD 71ED6A7A6E6A2d3Figure 1 Table 1Connection diameter work-piece sideDCONWS 7272379A5F325d5Figure 1 Table 1Interference cutting diame-terDCINTF 726E2FCC0EC78l1Figure 1 Table 1Overall length OAL 71D078EB7C086d3H8 Table
24、 1Tolerance class connection diameter workpiece sideTCDCONWS 727ED91B5AA6690 Figure 1 Point angle SIG 71DCCC4FEF366 ISO 2016 All rights reserved 3BS ISO 4204:2016ISO 4204:2016(E)Bibliography1 ISO 4207, Counterbores with morse taper shanks and detachable pilots2 ISO 4208, Detachable pilots for use wi
25、th counterbores and 90 degrees countersinks Dimensions3 ISO 8051:1999, Long shank taps with nominal diameters from M3 to M10 Full-diameter shank taps with recess4 ISO 13399 (all parts), Cutting tool data representation and exchange4 ISO 2016 All rights reservedBS ISO 4204:2016BS ISO 4204:2016ISO 420
26、4:2016(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 Standards and other standards-related publications, information and services.BSI is incorporated by Royal Charter. British Standards an
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