BS EN 14141 2003 Valves for natural gas transportation in pipelines
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ID： |
C85460190B23481EBFD04463BEBEE0B8 |
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文件大小(MB)： |
0.24 |
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页数： |
48 |
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文件格式： |
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日期： |
2010-8-8 |
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购买： |
文本摘录（文本识别可能有误，但文件阅览显示及打印正常，pdf文件可进行文字搜索定位）：
BRITISH STANDARD BS EN,14141:2003,Valves for natural gas,transportation in,pipelines —,Performance,requirements and tests,The European Standard EN 14141:2003 has the status of a,British Standard,ICS 23.060.01; 75.200, , ,,,,, , ,BS EN 14141:2003,This British Standard, was,published under the authority,of the Standards Policy and,Strategy Committee on,19 December 2003,. BSI 19 December 2003,ISBN 0 580 43141 X,National foreword,This British Standard is the official English language version of,EN 14141:2003.,The UK participation in its preparation was entrusted by Technical Committee,PSE/7, Industrial valves, to Subcommittee PSE/7/8, Valves for the gas,industry, which has the responsibility to:,A list of organizations represented on this subcommittee can be obtained on,request to its secretary.,Cross-references,The British Standards which implement international or European,publications referred to in this document may be found in the BSI Catalogue,under the section entitled “International Standards Correspondence Index”, or,by using the “Search” facility of the BSI Electronic Catalogue or of British,Standards Online.,This publication does not purport to include all the necessary provisions of a,contract. Users are responsible for its correct application.,Compliance with a British Standard does not of itself confer immunity,from legal obligations.,— aid enquirers to understand the text;,— present to the responsible international/European committee any,enquiries on the interpretation, or proposals for change, and keep the,UK interests informed;,— monitor related international and European developments and,promulgate them in the UK.,Summary of pages,This document comprises a front cover, an inside front cover, the EN title page,pages 2 to 44, an inside back cover and a back cover.,The BSI copyright notice displayed in this document indicates when the,document was last issued.,Amendments issued since publication,Amd. No. Date Comments,EUROPEAN STANDARD,NORME EUROPéENNE,EUROP腎SCHE NORM,EN 14141,December 2003,ICS 23.060.01; 75.200,English version,Valves for natural gas transportation in pipelines - Performance,requirements and tests,Robinetterie pour le transport de gaz naturel par des,pipelines - Exigences de performance et essais,Armaturen für den Transport von Erdgas in Fernleitungen -,Anforderungen an die Gebrauchstauglichkeit und deren,Prüfung,This European Standard was approved by CEN on 14 November 2003.,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 obtained on application to the 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 Management Centre has the same status as the official,versions.,CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United,Kingdom.,EUROPEAN COMMITTEE FOR STANDARDIZATION,COMITé EUROPéEN DE NORMALISATION,EUROP腎SCHES KOMITEE FüR NORMUNG,Management Centre: rue de Stassart, 36 B-1050 Brussels,. 2003 CEN All rights of exploitation in any form and by any means reserved,worldwide for CEN national Members.,Ref. No. EN 14141:2003 E,EN 14141:2003 (E),2,Contents,page,Foreword 5,Introduction . 6,1 Scope . 7,2 Normative references 7,3 Terms and definitions.. 9,4 Functional requirements .. 10,4.1 Travel stops. 10,4.2 Position of the obturator .. 10,4.3 Protection of exposed stems and shafts 10,4.4 Piggability. 10,4.5 Lifting lugs 10,4.6 Additional requirements.. 10,5 Requirements and tests 11,5.1 Design . 11,5.1.1 Shell.. 11,5.1.2 End-to-end dimensions . 11,5.1.3 Butt welding ends . 11,5.1.4 Anti-blow-out feature. 12,5.1.5 Sealant injection systems 12,5.1.6 Extended drain, vent and sealant lines .. 13,5.1.7 Vent, drain and sealant valves.. 13,5.1.8 Mechanical resistance against excessive actuating forces.. 14,5.1.9 Body/bonnet connection.. 14,5.2 Operation .. 15,5.2.1 Handwheels and levers, ease of operation .. 15,5.2.2 Protection against rapidly moving external components .. 15,5.2.3 Manual override devices .. 15,5.2.4 Torque/thrust testing. 16,5.3 Materials. 16,5.3.1……
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