1、BS EN ISO 3677:2016Filler metal for soldering andbrazing Designation (ISO3677:2016)BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN ISO 3677:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 3677:2016. It supersedes B
2、S EN ISO 3677:1995 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee WEE/19, Brazing and braze welding.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the
3、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 86042 3 ICS 25.160.50 Compliance with a British Standard cannot confer immunity from legal obligations.This British Stan
4、dard was published under the authority of the Standards 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 3677 October 2016 ICS 25.160.50 Supersedes EN ISO 3677:1995Engli
5、sh Version Filler metal for soldering and brazing - Designation (ISO 3677:2016) Mtaux dapport de brasage tendre et de brasage fort - Dsignation (ISO 3677:2016) Zustze zum Weich- und Hartlten - Bezeichnung (ISO 3677:2016) This European Standard was approved by CEN on 29 July 2016. CEN members are bou
6、nd 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 obtained on application to the C
7、EN-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 the CEN-CENELEC Management Centre
8、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, Ireland, Italy, Latvia, Lithuania,
9、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 Centre: Avenue Marnix 17, B-1000 B
10、russels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 3677:2016 EBS EN ISO 3677:2016EN ISO 3677:2016 (E) 3 European foreword This document (EN ISO 3677:2016) has been prepared by Technical Committee ISO/TC 44 “Welding an
11、d allied processes” in collaboration with Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. 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 Apr
12、il 2017, and 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 ri
13、ghts. This document supersedes EN ISO 3677:1995. 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, F
14、ormer 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 and the United Kingdom. Endorsement notice The text of ISO 367
15、7:2016 has been approved by CEN as EN ISO 3677:2016 without any modification. BS EN ISO 3677:2016ISO 3677:2016(E)Foreword iv1 Scope .12 Symbols and requirements 12.1 General .12.2 First part (applicable to all materials) 12.3 Second part (applicable to all materials) .1tv .23 Examples .23.1 Solders
16、2ut 2 ISO 2016 All rights reserved iiiContents PageBS EN ISO 3677:2016ISO 3677:2016(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards committee has been established has the right to be represented on that committee. International organ
17、izations, governmental and non-governmental, in liaison with ISO, also take part in the work. 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 appr
18、oval criteria needed for the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives). on the ISO list of patent declarations received (see www.iso.org/patents). constitute an endorsement. as well as information about ISOs adherence to the World Trade Organization (WTO) princip
19、les in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso/foreword.htmlThe committee responsible for this document is ISO/TC 44, Welding and allied processes, Subcommittee SC 13, Brazing materials and processes. uxyyst revised.iv ISO 2016 All rights reservedBS EN ISO 3677:2
20、016INTERNATIONAL STANDARD ISO 3677:2016(E)Filler metal for soldering and brazing Designation1 Scope 2 Symbols and requirements2.1 General 2.2 First part (applicable to all materials) NOTE For solders for electronic applications, see also 2.3.6.2.3 Second part (applicable to all materials)2.3.1 2.3.2
21、 to 2.3.6 2.3.2 the nominal mass percentage of the element concerned. This value shall be expressed as a whole number s should be the mean of the range, rounded to the nearest whole number, or rounded to the nearest even however, the rounded-off minimum percentage should be used as the nominal value
22、 in the designation.2.3.3 2.3.2). If two or atomic number.2.3.4 2.3.2 s ISO 2016 All rights reserved 1BS EN ISO 3677:2016ISO 3677:2016(E) 2.3.5 2.3.6 second part.tv The third part indicates the temperatures, expressed in degrees Celsius, at the beginning and end of 3 Examples3.1 Solders3.1.1 xr u rv of S 183 CL 191 C, shall be designated as follows:S-Sn60Pb40Sb3.1.2 xu uy szuS-Sn63Pb37Eut 3.2.1 yttz 780 C, shall be designated as follows:B-Ag72Cu-780 s follows:B-Ag72Cu(Li)-7803.2.2 xu sxsr uz
