【阀门标准】BS EN 1171-2002 industrial valves-cast iron gate valves.pdf
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1、BRITISH STANDARDBS EN 1171:2002Incorporating Corrigendum No.1Industrial valves Cast iron gate valvesThe European Standard EN 1171:2002 has the status of a British StandardICS 23.060.30?Copyright British Standards Institution Reproduced by IHS under license with BSI-Uncontrolled Copy Document provide
2、d by IHS Licensee=Bureau Veritas/5959906001,11/08/200400:18:27 MST Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-BS EN 1171:2002This British Standard,having been prepared under the direction of the Engineering Sector Policy and Strategy Committee,
3、was published under the authority of the Standards Policy and Strategy Committee on 8 November 2002 BSI 9 June 2003ISBN 0 580 40709 8National forewordThis British Standard is the official English language version of EN 1171:2002.It supersedes BS 5150:1990 and BS 5151:1974 which are withdrawn.The UK
4、participation in its preparation was entrusted by Technical Committee PSE/7,Industrial valves,to Subcommittee PSE/7/3,Cast iron globe,gate and check valves,which has the responsibility to:A list of organizations represented on this subcommittee committee can be obtained on request to its secretary.C
5、ross-referencesThe 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 Br
6、itish 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 t
7、o 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 pagesThis document comprises a front cover,an inside fron
8、t cover,the EN title page,pages 2 to 18,an inside back cover and a back cover.The BSI copyright date displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd.No.DateComments14500 Corr.No.19 June 2003Addition of supersession details to national for
9、ewordCopyright British Standards Institution Reproduced by IHS under license with BSI-Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001,11/08/200400:18:27 MST Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-EUROPEAN STAND
10、ARDNORME EUROPENNEEUROPISCHE NORMEN 1171October 2002ICS 23.060.30English versionIndustrial valves-Cast iron gate valvesRobinetterie industrielle-Robinets-vannes en fonteIndustiearmaturen-Schieber aus GusseisenThis European Standard was approved by CEN on 2 September 2002.CEN members are bound to com
11、ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Ce
12、ntre or to any CEN member.This European Standard exists in three official versions(English,French,German).A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversion
13、s.CEN members are the national standards bodies of Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONE
14、UROPISCHES KOMITEE FR NORMUNGManagement Centre:rue de Stassart,36 B-1050 Brussels 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref.No.EN 1171:2002 ECopyright British Standards Institution Reproduced by IHS under license with BSI-Uncontrol
15、led Copy Document provided by IHS Licensee=Bureau Veritas/5959906001,11/08/200400:18:27 MST Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-EN 1171:2002(E)2ContentspageForeword.31Scope.42Normative references.43Terms and definitions.54Requirements.64
16、.1Design.64.2Functional characteristics.114.3Strength torque.125Test procedures.136Declaration of compliance.137Designation.138Marking,preparation for storage and transportation.148.1Marking.148.2Preparation for storage and transportation.14Annex A(informative)Information to be supplied by the custo
17、mer.15Annex B(normative)Strength torque test.16Annex C(normative)Comparison between EN and ISO cast iron material grades.17Annex ZA(informative)Clauses of this European standard addressing essential requirements orother provisions of EU Directives.18Copyright British Standards Institution Reproduced
18、 by IHS under license with BSI-Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001,11/08/200400:18:27 MST Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-EN 1171:2002(E)3ForewordThis document(EN 1171:2002)has been prepared
19、by Technical Committee CEN/TC 69 Industrial valves,thesecretariat 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 orby endorsement,at the latest by April 2003,and conflicting national standards shall be with
20、drawn at the latest byApril 2003.This document has been prepared under a mandate given to CEN by the European Commission and the EuropeanFree Trade Association,and supports essential requirements of EU Directive(s).For relationship with EU Directive(s),see informative annex ZA,which is an integral p
21、art of this document.In this European Standard the annex A is informative and the annexes B and C are normative.According to the CEN/CENELEC Internal Regulations,the national standards organizations of the followingcountries are bound to implement this European Standard:Austria,Belgium,Czech Republi
22、c,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,Switzerland and the United Kingdom.Copyright British Standards Institution Reproduced by IHS under license with BSI-Uncontrolled Copy Document provided by IHS Licensee=Bureau Verit
23、as/5959906001,11/08/200400:18:27 MST Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-EN 1171:2002(E)41 ScopeThis European Standard specifies the requirements for cast iron gate valves with flanged ends,socket ends orspigot ends.This standard is appl
24、icable to cast iron gate valves mainly used for industrial and general-purpose applications.However,they can be used for other applications provided the requirements of the relevant performance standardsare met.The range of nominal sizes covered is:DN 40;DN 50;DN 65;DN 80;DN 100;DN 125;DN 150;DN 200
25、;DN 250;DN 300;DN 350;DN 400;DN 450;DN 500;DN 600;DN 700;DN 800;DN 900;DN 1 000.The range of pressure designations covered is:isobaric PN 6;PN 10;PN 16;PN 25;isomorphic,PS 10 bar to PS 1 bar at room temperature.2 Normative referencesThis European Standard incorporates by dated or undated reference,p
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