EN ISO 4230-2016 en Hand- and machine-operated circular screwing dies for taper pipe threads - R series《锥管螺纹的手动和机动圆板牙 R系列》.pdf

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1、BS EN ISO 4230:2016Hand- and machine-operatedcircular screwing dies for taperpipe threads R series (ISO4230:2016)BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN ISO 4230:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN

2、ISO 4230:2016. It supersedes BS 1127-2:1990 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee MTE/18, Tools tips and inserts for cutting applications.A list of organizations represented on this committee can be obtained on request to its secretary.This p

3、ublication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 90908 5 ICS 25.100.50 Compliance with a British Standard cannot confer im

4、munity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2016.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 4230 November 20

5、16 ICS 25.100.50 Supersedes EN 24230:1989English Version Hand- and machine-operated circular screwing dies for taper pipe threads - R series (ISO 4230:2016) Filires rondes de filetage, main et machine, pour filetages coniques de tuyauterie - Srie R (ISO 4230:2016) Runde Hand- und Maschinen-Schneidei

6、sen fr kegeliges Rohrgewinde - Reihe R (ISO 4230:2016) This European Standard was approved by CEN on 24 September 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without

7、 any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other lan

8、guage made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denma

9、rk, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE F

10、OR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 4230:2016 EBS EN ISO 4230:20

11、16EN ISO 4230:2016 (E) 3 European foreword This document (EN ISO 4230:2016) has been prepared by Technical Committee ISO/TC 29 “Small tools”. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 20

12、17, and conflicting national standards shall be withdrawn at the latest by May 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. T

13、his document supersedes EN 24230:1989. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugo

14、slav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 4230:2016 has

15、 been approved by CEN as EN ISO 4230:2016 without any modification. BS EN ISO 4230:2016ISO 4230:2016(E)Foreword iv1 Scope . 12 Normative references 13 Dimensions . 14 Marking 2Annex A (informative) Relationship between designations in this International Standard and ISO 13399 . 3Bibliography 4 ISO 2

16、016 All rights reserved iiiContents PageBS EN ISO 4230:2016ISO 4230:2016(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 through ISO te

17、chnical 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 collaborates close

18、ly 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 approval criteria ne

19、eded 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 elements of this document may be the subject of patent

20、 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 (see www.iso.org/patents).Any trade name used in

21、 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 adherence to the World Trade Organization (WTO) principl

22、es 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 9, Tools with defined cutting edges, cutting items.This third edition cancels and replaces the second edition (ISO 4

23、230:1987), 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 EN ISO 4230:2016Hand- and machine-operated circular screwing dies for taper pipe threads R series1 ScopeThis International Standard

24、is a supplement to ISO 2568 and ISO 4231 and specifies the dimensions of hand- and machine-operated circular screwing dies intended for production of taper pipe threads, R series, in accordance with ISO 7-1.With the exception of the die 1/16, the general dimensions of these dies (diameter, thickness

25、 and fixing dimensions) are in accordance with ISO 2568 so as to permit the driving of hand-operated dies with the aid of the die stocks defined in that document.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for

26、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 2568, Hand- and machine-operated circular screwing dies and hand-operated die stocks3 DimensionsThe general dimensions a

27、re shown in Figure 1 and given in Table 1.Figure 1INTERNATIONAL STANDARD ISO 4230:2016(E) ISO 2016 All rights reserved 1BS EN ISO 4230:2016ISO 4230:2016(E)Table 1Dimensions in millimetresThread designationBasic diameterPitch D E E1C b aMinimum number of full threadsMinimum full form thread length1/1

28、6 7,723 0,907 30a11a10 1 5 1 6 1/8 5,61/8 9,728 0,907 30 11 10 1 5 1 6 1/8 5,61/4 13,157 1,337 38 14 14 1,2 6 1 6 1/4 8,43/8 16,662 1,337 45 18 15 1,2 6 1 6 1/2 8,81/2 20,955 1,814 55 22 19 1,5 8 2 6 1/4 11,43/4 26,441 1,814 55 22 20 1,5 8 2 7 12,71 33,249 2,309 65 25 24 1,8 8 2 6 1/4 14,51 1/4 41,9

29、1 2,309 75 30 26 1,8 8 2 7 1/4 16,81 1/2 47, 803 2,309 90 36 26 2 8 2 7 1/4 16,82 59,614 2,309 105 36 31 2,5 10 2 9 1/8 21,1aException to the general table given in ISO 2568.NOTE 1 The V-groove, diameter D1and clearance holes are left to the manufacturers discretion.NOTE 2 The thread lead of the scr

30、ewing die will be calculated on the basis of two threads.NOTE 3 Tolerances: for precision screwing dies: on D: f10; on E: js12; for non-precision screwing dies: on D and E: the tolerances are left to the manufacturers discretion.4 MarkingDies in accordance with this International Standard shall be m

31、arked with the letter R, immediately followed by the designation of the thread.EXAMPLE An R series taper thread screwing die with designation 3/4 is marked as follows:R 3/4Where tools comply in all respects with the relevant International Standards, the Symbol ISO may be appended to the mark at the

32、discretion of the manufacturer.2 ISO 2016 All rights reservedBS EN ISO 4230:2016ISO 4230:2016(E)Annex A (informative) Relationship between designations in this International Standard and ISO 13399For the relationship between the designations in this International Standard and preferred symbols accor

33、ding to ISO 13399, see Table A.1.Table A.1 Relationship between designations in 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 seriesTh

34、read designationTable 1Thread diameter, inch measureTDIN 726E3EA9B08ADDFigure 1 Table 1Body diameter BD 71ED6A9AF7D1DEFigure 1 Table 1Overall length OAL 71D078EB7C086Pitch Table 1 Thread pitch TP 71CEAEC08D4B0 ISO 2016 All rights reserved 3BS EN ISO 4230:2016ISO 4230:2016(E)Bibliography1 ISO 7-1, Pi

35、pe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation2 ISO 4231, Hand- and machine-operated circular screwing dies for parallel pipe threads G series3 ISO 13399 (all parts), Cutting tool data representation and exchange4 ISO 2016 All rights res

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