1、BSI Standards PublicationBS ISO 7755-3:2013Hardmetal burrsPart 3: Cylindrical round- (ball-) nose burrs(style C)BS ISO 7755-3:2013 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 7755-3:2013.The UK participation in its preparation was entrusted to TechnicalComm
2、ittee 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 responsible for its correctapplication. The
3、 British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 80970 5ICS 25.100.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 Au
4、gust 2013.Amendments issued since publicationDate Text affectedBS ISO 7755-3:2013 ISO 2013Hardmetal burrs Part 3: Cylindrical round- (ball-) nose burrs (style C)Fraises-limes en mtaux-durs Partie 3: Fraises-limes cylindriques bout rond (forme C)INTERNATIONAL STANDARDISO7755-3Second edition2013-08-15
5、Reference numberISO 7755-3:2013(E)BS ISO 7755-3:2013ISO 7755-3:2013(E)ii ISO 2013 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2013All 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 me
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7、 11Fax + 41 22 749 09 47E-mail copyrightiso.orgWeb www.iso.orgPublished in SwitzerlandBS ISO 7755-3:2013ISO 7755-3:2013(E) ISO 2013 All rights reserved iiiContents PageForeword iv1 Scope . 12 Normative references 13 Dimensions . 1Annex A (informative) Relationship between designations in this part o
8、f ISO 7755 and the ISO 13399 series . 2Bibliography 3BS ISO 7755-3:2013ISO 7755-3:2013(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out
9、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 ISO, also take part in the work. ISO coll
10、aborates 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, Part 1. In particular the different approv
11、al 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. www.iso.org/directivesAttention is drawn to the possibility that some of the elements of this document may be the subject o
12、f 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 received. www.iso.org/patentsAny trade name used
13、in this document is information given for the convenience of users and does not constitute an endorsement.The committee responsible for this document is ISO/TC 29, Small tools, Subcommittee SC 9, Tools with cutting edges made of hard cutting materials.This second edition cancels and replaces the fir
14、st edition (ISO 7755-3:1984), of which it constitutes a minor revision.ISO 7755 consists of the following parts, under the general title Hardmetal burrs: Part 1: General specifications Part 2: Cylindrical burrs (style A) Part 3: Cylindrical round- (ball-) nose burrs (style C) Part 4: Spherical burrs
15、 (style D) Part 5: Oval burrs (style E) Part 6: Arch round- (ball-) nose burrs (style F) Part 7: Arch pointed-nose burrs (style G) Part 8: Flame burrs (style H) Part 9: 60 and 90 cone burrs (styles J and K) Part 10: Conical round- (ball-) nose burrs (style L) Part 11: Conical pointed-nose burrs (sty
16、le M) Part 12: Inverted cone burrs (style N)iv ISO 2013 All rights reservedBS ISO 7755-3:2013INTERNATIONAL STANDARD ISO 7755-3:2013(E)Hardmetal burrs Part 3: Cylindrical round- (ball-) nose burrs (style C)1 ScopeThis part of ISO 7755 specifies the main dimensions of the cutting part for hardmetal bu
17、rrs of cylindrical shape, with a round- (ball-) nose and designated by the symbol C.Tolerances on the cutting diameter, direction of helix and cut, diameter and length of the cylindrical shank and designation of burrs are dealt with in ISO 7755-1.2 Normative referencesThe following documents, in who
18、le 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 (including any amendments) applies.ISO 7755-1, Hardmetal burrs Part 1: Gen
19、eral specifications3 DimensionsSee Figure 1 and Table 1. Tolerances on the cutting diameter, direction of helix and cut, diameter and length of the cylindrical shank and designation of burrs are specified in ISO 7755-1.dlFigure 1 Hardmetal burr, style CTable 1 DimensionsDimensions in millimetresd l2
20、 103 134 136 168 2010 2012 2516 25 ISO 2013 All rights reserved 1BS ISO 7755-3:2013ISO 7755-3:2013(E)Annex A (informative) Relationship between designations in this part of ISO 7755 and the ISO 13399 seriesFor the relationship between designations in this part of ISO 7755 and preferred symbols accor
21、ding to the ISO 13399 series, see Table A.1.Table A.1 Relationship between designations in this part of ISO 7755 and the ISO 13399 seriesSymbol in this part of ISO 7755 (ISO 7755-3)Reference in this part of ISO 7755 (ISO 7755-3)Property name in the ISO 13399 seriesSymbol in the ISO 13399 seriesRefer
22、ence in the ISO 13399 seriesd Clause 3 Cutting diameter DC ISO/TS 13399-3 71E57Fl Clause 3 Cutting edge length L ISO/TS 13399-3 71DD6C95DA49B2 ISO 2013 All rights reservedBS ISO 7755-3:2013ISO 7755-3:2013(E)Bibliography1 ISO 13399 (all parts), Cutting tool data representation and exchange ISO 2013 A
23、ll rights reserved 3BS ISO 7755-3:2013ISO 7755-3:2013(E) ISO 2013 All rights reservedICS 25.100.20Price based on 3 pagesThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is inco
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