1、May 2017 English price group 11No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 17.040.30; 17.040.40!%dl“2659673www.
2、din.deDIN EN ISO 1938-2Geometrical product specifications (GPS) Dimensional measuring equipment Part 2: Reference disk gauges (ISO 19382:2017);English version EN ISO 19382:2017,English translation of DIN EN ISO 1938-2:2017-05Geometrische Produktspezifikation (GPS) Lngenprftechnik Teil 2: Prflehren f
3、r Rachenlehren (ISO 19382:2017);Englische Fassung EN ISO 19382:2017,Englische bersetzung von DIN EN ISO 1938-2:2017-05Spcification gomtrique des produits (GPS) quipement de mesurage dimensionnel Partie 2: Disques de rfrence pour calibres (ISO 19382:2017);Version anglaise EN ISO 19382:2017,Traduction
4、 anglaise de DIN EN ISO 1938-2:2017-05Together with DIN EN ISO 19381:201603,supersedesDIN 71502:200702 andDIN 71502 Corrigendum 1:200708www.beuth.deDocument comprises 20 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.05.17 DIN
5、 EN ISO 1938-2:2017-05 2 A comma is used as the decimal marker. National foreword This document (EN ISO 1938-2:2017) has been prepared by Technical Committee ISO/TC 213 “Dimensional and geometrical product specifications and verification” in collaboration with Technical Committee CEN/TC 290 “Dimensi
6、onal and geometrical product specification and verification” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was DIN-Normenausschuss Technische Grundlagen (DIN Standards Committee Technical Fundamentals), Working Committee NA 152-03-02-07 UA “Length checking pra
7、ctice except coordinate, form and surface measuring technology as well as characteristics of screw threads”. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 1 DIN EN ISO 1 ISO 286-1 DIN EN ISO 286-1 ISO 1101 DIN EN ISO 1101 ISO 1302 DIN
8、 EN ISO 1302 ISO 1938-1:2015 DIN EN ISO 1938-1:2016-03 ISO 3650 DIN EN ISO 3650 ISO 8015 DIN EN ISO 8015 ISO 14253-1:2013 DIN EN ISO 14253-1:2013-12 ISO 14405-1 DIN EN ISO 14405-1 ISO 14638 DIN EN ISO 14638 ISO 14978:2006 DIN EN ISO 14978:2006-11 ISO 17450-2 DIN EN ISO 17450-2 ISO/IEC Guide 99 Inter
9、national vocabulary of metrology Amendments This standard differs from DIN EN 7150-2:2007-02 and DIN EN 7150-2 Corrigendum 1:2007-08 as follows: a) the title of the standard has been modified; b) design characteristics and metrological characteristics of limit gauges for reference disks have been re
10、ndered more precise; c) the procedure to be followed for limit gauges for reference disks for workpieces when the tolerance of the dimension of a feature of size is not given as a code according to ISO 286-1:210 has been amended; d) limit gauges for reference disks for tolerance grades IT 17 and IT
11、18 have been included; e) the possibilities of marking limit gauges for reference disks have been expanded; f) the terminology has been brought in line with current standards. DIN EN ISO 1938-2:2017-05 3 Previous editions DIN 7162: 11936-10, 1965x-12 DIN 7150-2: 1938x-07, 1977-08, 2007-02 DIN EN 715
12、0-2 Corrigendum 1: 2007-08 National Annex NA (informative) Bibliography DIN EN ISO 1, Geometrical product specification (GPS) Standard reference temperature for geometrical product specifications and verification DIN EN ISO 286-1, Geometrical product specifications (GPS) ISO code system for toleranc
13、es on linear sizes Part 1: Basis of tolerances, deviations and fits DIN EN ISO 1101, Geometrical Product Specifications (GPS) Geometrical tolerancing Tolerances of form, orientation, location and run-out DIN EN ISO 1302, Geometrical Product Specifications (GPS) Indication of surface texture in techn
14、ical product documentation DIN EN ISO 1938-1, Geometrical product specifications (GPS) General concepts Part 1: Verification and calibration of testing machines (ISO 1938-1:2015) DIN EN ISO 3650, Geometrical product specifications (GPS) Length standards Gauge blocks DIN EN ISO 8015, Geometrical prod
15、uct specifications (GPS) Fundamentals Concepts, principles and rules DIN EN ISO 14253-1:2013-12, Geometrical product specifications (GPS) Inspection by measurement of workpieces and measuring equipment Part 1: Decision rules for proving conformity or nonconformity with specifications (ISO 14253-1:20
16、13) DIN EN ISO 14405-1, Geometrical product specifications (GPS) Dimensional tolerancing Part 1: Linear sizes DIN EN ISO 14638, Geometrical Product Specifications (GPS) Matrix model DIN EN ISO 14978:2006-11, Geometrical product specifications (GPS) General concepts and requirements for GPS measuring
17、 equipment (ISO 14978:2006) DIN EN ISO 17450-2, Geometrical product specifications (GPS) General concepts Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities International vocabulary of metrology Basic and general concepts and associated terms (VIM) Bilingual German-Englis
18、h version ISO/IEC-Guide 99:2007*)*)Obtainable from: Beuth Verlag GmbH, 10772 Berlin, Order no. 22472, ISBN 978-3-410-22472-3. DIN EN ISO 1938-2:2017-05 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 1938-2 February 2017 ICS 17.040.10; 17.040.30; 17.040.40
19、 English Version Geometrical product specifications (GPS) - Dimensional measuring equipment - Part 2: Reference disk gauges(ISO 1938-2:2017) Spcification gomtrique des produits (GPS) - quipement de mesurage dimensionnel - Partie 2: Disques de rfrence pour calibres (ISO 1938-2:2017)Geometrische Produ
20、ktspezifikation (GPS) - Lngenprftechnik - Teil 2: Prflehren fr Rachenlehren (ISO 1938-2:2017) This European Standard was approved by CEN on 1 January 2017. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the s
21、tatus of a national standard without 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,
22、 German). A version in any other language 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, Cr
23、oatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Tu
24、rkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members.
25、 Ref. No. EN ISO 1938-2:2017 EForeword 4Introduction . 51 Scope . 62 Normative references 63 Terms and definitions . 64 Symbols and abbreviated terms . 75 Design characteristics . 76 Metrological characteristics . 77 Maximum permissible limits on metrological characteristics . 88 Marking .10Annex A
26、(informative) Material measure (reference) of the working size, WS, of a gap gauge .11Annex B (informative) Relation to the GPS matrix model .14Bibliography .16Contents PageEN ISO 1938-2:2017 (E) DIN EN ISO 1938-2:2017-05 2European foreword .3European foreword This document (EN ISO 1938-2:2017) has
27、been prepared by Technical Committee ISO/TC 213 “Dimensional and geometrical product specifications and verification” in collaboration with Technical Committee CEN/TC 290 “Dimensional and geometrical product specification and verification” the secretariat of which is held by AFNOR. This European Sta
28、ndard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by August 2017 and conflicting national standards shall be withdrawn at the latest by August 2017. Attention is drawn to the possibility that some of the elements of th
29、is 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. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Sta
30、ndard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slo
31、venia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 1938-2:2017 has been approved by CEN as EN ISO 1938-2:2017 without any modification. EN ISO 1938-2:2017 (E) DIN EN ISO 1938-2:2017-05 3 ForewordISO (the International Organization for Standardization
32、) is a worldwide federation of 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 repr
33、esented on that committee. International 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 deve
34、lop this document and those intended 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
35、/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 rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified durin
36、g 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 this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the me
37、aning of ISO specific terms and expressions 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: h t t p :/ www .iso .org/ iso/ foreword .html.This document was p
38、repared by Technical Committee ISO/TC 213, Dimensional and geometrical product specifications and verification.A list of all parts in the ISO 1938 series can be found on the ISO website.This document does not include requirements for setting plug gauges and setting ring gauges, which were dealt with
39、 in ISO/R 1938:1971, 3.9.4.This document covers the concepts and principles developed in ISO 14978.EN ISO 1938-2:2017 (E) DIN EN ISO 1938-2:2017-05 4 IntroductionThis document is a Geometrical Product Specification (GPS) standard and is to be regarded as a general GPS standard (see ISO 14638). It in
40、fluences links F and G of the size chain of standards in the general GPS matrix. For more detailed information on the relation of this document to other standards and the GPS matrix model, see Annex B.The ISO/GPS Matrix model given in ISO 14638 gives an overview of the ISO/GPS system of which this d
41、ocument is a part. The fundamental rules of ISO/GPS given in ISO 8015 apply to this document and the default decision rules given in ISO 14253-1 apply to specifications made in accordance with this document, unless otherwise indicated.The terms and concepts used in this document (compared to ISO/R 1
42、938:1971) have been changed according to needs and terminology in the other GPS standards.This document deals with reference disk gauges. The use of reference disk gauges is explained in Annex A.NOTE The content of Table 2 uses the modifiers given in ISO 14405-1 and ISO 1101.EN ISO 1938-2:2017 (E) D
43、IN EN ISO 1938-2:2017-05 5 1 ScopeThis document specifies the most important metrological and design characteristics of reference disk gauges.This document covers linear sizes of the gauge up to 500 mm.2 Normative referencesThe following documents are referred to in the text in such a way that some
44、or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 286-1, Geometrical product specifications (GPS) ISO code system for to
45、lerances on linear sizes Part 1: Basis of tolerances, deviations and fitsISO 1101, Geometrical product specifications (GPS) Geometrical tolerancing Tolerances of form, orientation, location and run-outISO 1938-1:2015, Geometrical product specifications (GPS) Dimensional measuring equipment Part 1: P
46、lain limit gauges of linear sizeISO 14405-1, Geometrical product specifications (GPS) Dimensional tolerancing Part 1: Linear sizesISO 17450-2, Geometrical product specifications (GPS) General concepts Part 2: Basic tenets, specifications, operators, uncertainties and ambiguitiesISO/IEC Guide 98-3, U
47、ncertainty of measurement Part 3: Guide to the expression of uncertainty in measurement (GUM: 1995)ISO/IEC Guide 99, International vocabulary of metrology Basic and general concepts and associated terms (VIM)3 Terms and definitionsFor the purposes of this document, the terms and definitions given in
48、 ISO 286-1, ISO 1938-1, ISO 14405-1, ISO 17450-2, ISO/IEC Guide 98-3 and ISO/IEC Guide 99 and the following apply.ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at h t t p :/ www .electropedia .org/ ISO Online browsing platform: available at h t t p :/ www .iso .org/ obp3.1reference disk gaugegauge designed and intended to determine the working size of a gap gaugeEN
