BS EN 12982-2009 Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 对焊尾阀一端至另一端和中心到端面的尺寸》.pdf
《BS EN 12982-2009 Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 对焊尾阀一端至另一端和中心到端面的尺寸》.pdf》由会员分享,可在线阅读,更多相关《BS EN 12982-2009 Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 对焊尾阀一端至另一端和中心到端面的尺寸》.pdf(24页珍藏版)》请在麦多课文档分享上搜索。
1、BS EN 12982:2009ICS 23.060.01NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDIndustrial valves End-to-end and centre-to-end dimensionsfor butt welding endvalvesLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIThi
2、s British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 31 January2010. BSI 20ISBN 978 0 580 55290 8Amendments/corrigenda issued since publicationDate CommentsBS EN 12982:2009National forewordThis British Standard is the UK implementation of EN 12982:2009.
3、Itsupersedes BS EN 12982:2000 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee PSE/18/1, Valves - Basic standards.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to includ
4、e all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.10Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIBS EN 12982:2009EUROPEAN
5、 STANDARDNORME EUROPENNEEUROPISCHE NORMEN 12982August 2009ICS 23.060.01 Supersedes EN 12982:2000 English VersionIndustrial valves - End-to-end and centre-to-end dimensions forbutt welding end valvesRobinetterie industrielle - Dimensions entre extrmits etdextrmit axe des appareils de robinetterie sou
6、der enboutIndustriearmaturen - Baulngen fr Armaturen mitAnschweiendenThis European Standard was approved by CEN on 17 July 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard
7、without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other langua
8、ge made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,Fr
9、ance, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR N
10、ORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12982:2009: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIBS EN 129
11、82:2009EN 12982:2009 (E) 2 Contents Page Foreword 3Introduction .41 Scope 52 Normative references 53 Terms and definitions .54 Dimensions and tolerances 64.1 Basic series 64.2 Tolerances 6Annex A (informative) Origin of basic series 18Annex B (informative) Relationship between DN (nominal size) and
12、nominal pipe size (NPS) . 20Bibliography . 21Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIBS EN 12982:2009EN 12982:2009 (E) 3 Foreword This document (EN 12982:2009) has been prepared by Technical Committee CEN/TC 69 “Industrial valves”, the secre
13、tariat of which is held by AFNOR. 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 February 2010, and conflicting national standards shall be withdrawn at the latest by February 2010. Attention is
14、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 document supersedes EN 12982:2000. According to the CEN/CENELEC Internal Regulations, the nati
15、onal standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
16、Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIBS EN 12982:2009EN 12982:2009 (E) 4 Introduction The basic series given in this European Standard are t
17、aken from the original series shown in Annex A. Changes made to the original series will not be automatically incorporated into this European Standard. The progress in work in the standardization of the different products may require a revision of this European Standard by adding or subtracting some
18、 basic series. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 12/05/2010 04:11, Uncontrolled Copy, (c) BSIBS EN 12982:2009EN 12982:2009 (E) 5 1 Scope This European Standard specifies the end-to-end and centre-to-end dimensions for steel butt-welding end valves with connecting dimensions of w
19、elding ends in compliance with EN 12627, used in PN and Class designated piping systems. The range of PN is: PN 10; PN 16; PN 25; PN 40; PN 63; PN 100; PN 160; PN 250; PN 320; PN 400. The range of Class is: Class 150, Class 300, Class 600, Class 900, Class 1 500, Class 2 500. The range of nominal si
20、ze is: DN 8; DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100; DN 125; DN 150; DN 200; DN 250; DN 300; DN 350; DN 400; DN 450; DN 500; DN 600; DN 700; DN 750; DN 800; DN 900, DN 1 000; DN 1 200. NOTE 1 DN 750 is not applicable to PN designated valves. NOTE 2 See Annex B for the
21、relationship between nominal size (DN) and nominal pipe size (NPS). NOTE 3 Valves having welding end profiles different from those specified in EN 12627, may use the same dimensions than those specified in Table 1. 2 Normative references The following referenced documents are indispensable for the a
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