EN ISO 9202-2016 en Jewellery - Fineness of precious metal alloys《首饰贵金属合金的纯度(ISO 9202 2014)》.pdf
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1、BS EN ISO 9202:2016Jewellery Fineness ofprecious metal alloys(ISO 9202:2014)BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN ISO 9202:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 9202:2016.It is identical to ISO
2、9202:2014. It supersedes BS EN 29202:1993 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee STI/53, Specifications and test methods for jewellery andhorology.A list of organizations represented on this committee can beobtained on request to its secretary.
3、This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 74808 0ICS 39.060Compliance with a British Standard cannot confer imm
4、unity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 October 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 9202 October 2016 IC
5、S 39.060 Supersedes EN 29202:1992English Version Jewellery - Fineness of precious metal alloys (ISO 9202:2014) Joaillerie, bijouterie - Titre des alliages de mtaux prcieux (ISO 9202:2014) Schmuck - Feingehalt von Edelmetalllegierungen (ISO 9202:2014) This European Standard was approved by CEN on 26
6、August 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 any alteration. Up-to-date lists and bibliographical references concerning such national standards may be
7、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 language made by translation under the responsibility of a CEN member into its own language and notified to th
8、e 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, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ire
9、land, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Ce
10、ntre: 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 9202:2016 EBS EN ISO 9202:2016EN ISO 9202:2016 (E) 3 European foreword The text of ISO 9202:2014 has been prepared by Technical Commit
11、tee ISO/TC 174 “Jewellery” of the International Organization for Standardization (ISO) and has been taken over as EN ISO 9202:2016. 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 April 2017, and
12、conflicting national standards shall be withdrawn at the latest by April 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. This do
13、cument supersedes EN 29202:1992. 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 Yugoslav R
14、epublic 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 9202:2014 has been
15、approved by CEN as EN ISO 9202:2016 without any modification. BS EN ISO 9202:2016ISO 9202:2014(E)Contents PageForeword ivIntroduction v1 Scope . 12 Normative references 13 Terms and definitions . 14 Analytical methods for determining fineness 15 Range of fineness . 2 ISO 2014 All rights reserved iii
16、BS EN ISO 9202:2016ISO 9202:2014(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 technical committees. Each member body int
17、erested 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 closely with the International Electrotechnic
18、al 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 needed for the different types of ISO docu
19、ments 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 rights. ISO shall not be held responsi
20、ble 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 this document is information given fo
21、r 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 WTO principles in the Technical Barriers to Trade (TBT) see the following URL
22、: Foreword - Supplementary informationThe committee responsible for this document is ISO/TC 174, Jewellery.This second edition cancels and replaces the first edition (ISO 9202:1991), which has been technically revised.The major technical changes are the following:a) inclusion of a recommended method
23、 in Table 1;b) deletion of carat in Table 1;c) addition of finesses in Table 1;d) International Standard was editorially revised.iv ISO 2014 All rights reservedBS EN ISO 9202:2016ISO 9202:2014(E)IntroductionThe following definitions apply in understanding how to implement an ISO International Standa
24、rd and other normative ISO deliverables (TS, PAS, IWA). “shall” indicates a requirement; “should” indicates a recommendation; “may” is used to indicate that something is permitted; “can” is used to indicate that something is possible, for example, that an organization or individual is able to do som
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