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1、BRITISH STANDARDBS EN 12288:2003 Incorporating Corrigendum No.1Industrial valves Copper alloy gate valvesThe European Standard EN 12288:2003 has the status of a British StandardICS 23.060.30?Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo repro
2、duction or networking permitted without license from IHS-,-,-BS EN 12288:2003This British Standard,was published under the authority of the Standards Policy and Strategy Committee on 23 July 2003 BSI 8 October 2003ISBN 0 580 42292 5National forewordThis British Standard is the official English langu
3、age version of EN 12288:2003.This standard supersedes all parts concerned with gate valves in BS 5154:1991,which will be withdrawn only when EN 12360 and EN 12328 are published as British Standards.The UK participation in its preparation was entrusted by Technical Committee PSE/7,Industrial valves,t
4、o Subcommittee PSE/7/2,Industrial valve Copper alloy gate,globe and check valves,which has the responsibility to:A list of organizations represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European public
5、ations 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
6、 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 interpretatio
7、n,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 front cover,the EN title page,pages 2 to 23 and a back cover.The BSI copyright notice dis
8、played in this document indicates when the document was last issued.Amendments issued since publicationAmd.No.DateComments14693 Corrigendum No.18 October 2003Addition of supersession detailsCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reprod
9、uction or networking permitted without license from IHS-,-,-EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 12288July 2003ICS 23.060.30English versionIndustrial valves-Copper alloy gate valvesRobinetterie industrielle-Robinets-vannes en alliage decuivreIndustriearmaturen-Schieber aus Kupferlegieru
10、ngenThis European Standard was approved by CEN on 17 March 2003.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 without any alteration.Up-to-date lists and bibliographical refe
11、rences concerning such nationalstandards 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 translationunder the responsibility of a CEN member into its o
12、wn language and notified to the Management Centre has the same status as the officialversions.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,Spai
13、n,Sweden,Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre:rue de Stassart,36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref
14、.No.EN 12288:2003 ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 12288:2003(E)2ContentsPageForeword.31Scope.42Normative references.43Terms and definitions.54Requirements.64.
15、1Classification.64.2Design.94.3Functional characteristics.125Test procedures.145.1Production pressure testing.145.2Applicability of gas tests.155.3Test durations.156Declaration of compliance.157Designation.168Marking and preparation for storage and transportation.168.1Required markings.168.2Preparat
16、ion for storage and transportation.17Annex A(normative)Materials.18Annex B(normative)Pressure/temperature ratings.20B.1Valves with metallic body seats and obturator seats.20B.2Valves with non-metallic obturator seats and/or body seats.21Annex ZA(informative)Relationship between this European Standar
17、d and the EssentialRequirements of EU Directive 97/23/EC(PED).22Bibliography.23Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-w w w.b z f x w.c o mEN 12288:2003(E)3ForewordThis
18、document EN 12288:2003 has been prepared by Technical Committee CEN/TC 69“Industrial valves”,the secretariat of which is held by AFNOR.This European Standard shall be given the status of a national standard,either by publication of an identicaltext or by endorsement,at the latest by January 2004,and
19、 conflicting national standards shall be withdrawn atthe latest by January 2004.This document has been prepared under a mandate given to CEN by the European Commission and theEuropean Free Trade Association,and supports essential requirements of EU Directive(s).For relationship with EU Directive(s),
20、see informative Annex ZA,which is an integral part of this document.According to the CEN/CENELEC Internal Regulations,the national standards organizations of the followingcountries are bound to implement this European Standard:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Hung
21、ary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,Switzerland and the United Kingdom.A European Acceptance Scheme,which will permit products manufactured for use in drinking waterapplications to be CE marked,is under development.Annexes A and B are normativ
22、e.Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-w w w.b z f x w.c o mEN 12288:2003(E)41 ScopeThis European Standard applies to copper alloy gate valves for general use having f
23、langed,threaded,capillary,compression or loose nut/union body ends.This standard specifies the design and performance requirements including materials,pressure/temperatureratings,dimensions,test procedures and marking.For some specific fields of application,for example,drinking water or gas,valves t
24、o this standard can be usedprovided the requirements of the relevant performance standards are met.Approval by the relevant regulatorybody may be required.The range of nominal sizes is DN 8 to DN 500 and of nominal diameters is 8 mm to 110 mm.The range of pressure designations covered is PN 6;PN 10;
25、PN 16;PN 20;PN 25;PN 32;PN 40;PN 63;Class 150 and Class 300.For the applicability of each nominal size/diameter and each pressure designation to the different types ofvalve end,see 4.1.2 Normative referencesThis European Standard incorporates by dated or undated reference,provisions from other publi
26、cations.These normative references are cited at the appropriate places in the text and the publications are listedhereafter.For dated references,subsequent amendments to or revisions of any of these publications apply tothis European Standard only when incorporated in it by amendment or revision.For
27、 undated references thelatest edition of the publication referred to applies(including amendments).EN 19:2002,Industrial valves Marking of metallic valvesEN 558-1,Industrial valves Face-to-face and centre-to-face dimensions of metal valves for use in flangedpipe systems Part 1:PN-designated valvesEN
28、 558-2,Industrial valves Face-to-face and centre-to-face dimensions of metal valves for use in flangedpipe systems Part 2:Class-designated valvesEN 736-1:1995,Valves Terminology Part 1:Definition of types of valvesEN 736-2:1997,Valves Terminology Part 2:Definition of components of valvesEN 736-3:199
29、9,Valves Terminology Part 3:Definition of termsEN 1057,Copper and copper alloys Seamless round copper tubes for water and gas in sanitary andheating applicationsprEN 1092-31),Flanges and their joints Circular flanges for pipes,valves,fittings and accessories,PNdesignated Part 3:Copper alloy flanges,
30、EN 1254-1,Copper and copper alloys Plumbing fittings Part 1:Fittings with ends for capillary solderingor capillary brazing to copper tubes 1)To be published.Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted wi
31、thout license from IHS-,-,-w w w.b z f x w.c o mEN 12288:2003(E)5EN 1254-2,Copper and copper alloys Plumbing fittings Part 2:Fittings with compression ends for usewith copper tubesEN 1254-3,Copper and copper alloys Plumbing fittings Part 3:Fittings with compression ends for usewith plastics pipesEN
32、1254-5,Copper and copper alloys Plumbing fittings Part 5:Fittings with short ends for capillarybrazing to copper tubesprEN 1759-32),Flanges and their joints Circular flanges for pipes,valves,fittings and accessories,Classdesignated Part 3:Copper alloy flangesEN 1982,Copper and copper alloys Ingots a
33、nd castingsEN ISO 5210,Industrial valves Multi-turn valve actuator attachments(ISO 5210:1991)EN 12163,Copper and copper alloys Rod for general purposesEN 12164,Copper and copper alloys Rod for free machining purposesEN 12167,Copper and copper alloys Profiles and rectangular bar for general purposesE
34、N 12168,Copper and copper alloys Hollow rod for free machining purposesEN 12266-1:2003,Industrial valves Testing of valves Part 1:Pressure tests,test procedures andacceptance criteria Mandatory requirementsEN 12266-2:2002,Industrial valves Testing of valves Part 2:Tests,test procedures and acceptanc
35、ecriteria Supplementary requirementsEN 12420,Copper and copper alloys ForgingsEN 12449,Copper and copper alloys Seamless,round tubes for general purposesEN 12516-3,Valves Shell design strength Part 3:Experimental methodEN 12570,Industrial valves Method for sizing the operating elementISO 7-1,Pipe th
36、reads where pressure-tight joints are made on the threads Part 1:Dimensions,tolerancesand designationISO 228-1,Pipe threads where pressure-tight joints are not made on the threads Part 1:Dimensions,tolerances and designationASME B1.20.1,Pipe threads,general purpose(inch)3 Terms and definitionsFor th
37、e purposes of this European Standard,the terms and definitions of types of valves and components andthe definitions of terms given in EN 736-1:1995,EN 736-2:1997 and EN 736-3:1999 apply,together with thefollowing terms and definitions.NOTEThe terms maximum allowable pressure,PS,and test pressure,PT,
38、defined in EU Directive 97/23/EC(PED)are equivalent to the terms allowable pressure,ps,and test pressure,pt,defined in EN 736-3.2)To be published.Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without licen
39、se from IHS-,-,-w w w.b z f x w.c o mEN 12288:2003(E)63.1loose nut endbody end provided with a tailpiece which retains a loose internally threaded nut or ring for connection to themating component3.2union endbody end provided with an external thread to which is attached a threaded nut or ring,which
40、retains a tailpiecefor connection to the mating component3.3NPSfor the definition of NPS,see prEN 1759-34 Requirements4.1 Classification4.1.1 Nominal sizesThe nominal sizes applicable to each type of body end shall be as specified in Tables 1 and 2.NOTE 1DN is applicable to flanged valves(PN designa
41、ted)and loose nut/union end valves and NPS is applicable toflanged valves(Class designated).Threaded valves are normally identified by the thread size(NPS).Capillary andcompression end valves are normally identified by nominal diameter expressed as the nominal outside diameter of theconnecting tube
42、or pipe.The use of DN for valves with body ends other than flanged is permitted.NOTE 2DN 8 is not listed in EN ISO 6708 but is the commonly used equivalent nominal size for valves having size threaded ends.NOTE 3NPS and NPS?n prEN 1759-3.Table 1 Nominal sizes for flanged,threaded and loose nut/union
43、 end valvesValve body endsValve body endsFlangedFlangedNominalsizePNClassThreadedLoose nut,Union endNominalsizePNClassThreadedDN 8-DN 100DN 10044DN 10DN 10-3/8DN 10DN 125DN 1255-DN 15DN 15DN 15DN 150DN 1506-DN 20DN 20DN 20DN 200DN 2008-DN 25DN 2511DN 25DN 250DN 25010-DN 32DN 3211DN 32DN 300DN 30012-
44、DN 40DN 4011DN 40DN 350DN 35014-DN 50DN 5022DN 50DN 400DN 40016-DN 65DN 6522-DN 450DN 45018-DN 80DN 8033-DN 500DN 50020-Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-w w w.b z
45、f x w.c o mEN 12288:2003(E)7Table 2 Nominal diameters for capillary and compression end valvesValve body endsValve body endsNominaldiametermmCapillary andcompressionends for coppertubesCompressionends forplastic pipeNominaldiametermmCapillary andcompressionends forcopper tubesCompressionends forplas
46、tic pipe8O-40XO10OO40,5XX12OO42O-14XX50-O14,7XX53,6XX15OX54O-16XO63-O18OX64O-20-O66,7O-21XX70X-22OX75-O25XO76,1O-27,4XX80X-28OX88,9O-32-O90-O34XX108O-35O-110-ONOTEO=recommended European tube or pipe outside diameters.X=other European tube or pipe outside diameters.4.1.2Nominal size relationshipsThe
47、relationship between nominal size,DN,and body end types shall be as given in Table 3.Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-w w w.b z f x w.c o mEN 12288:2003(E)8Table 3
48、 Relationship between nominal size,DN,and body end typesBody end typesFlangedPNClassThreadedLoose nut,Union endCapillary andcompressionends for coppertubesCompressionends for plasticpipeNominal sizeNominal sizeDNDNNPSNPSDNNominal diameterDN 88-8;1010DN 1010-?1012;1412;14DN 15151514,7;15;16;1814,7;15
49、;16;18DN 20202021;2220;21;22DN 2525112525;27,4;2825;27,4;28DN 3232113234;3532;34DN 4040114040;40,5;4240;40,5DN 5050225053,6;5450;53,6DN 656522-64;66,7;70;76,163;75DN 808033-80;88,990DN 10010044-108110DN 1251255-DN 1501506-DN 2002008-DN 25025010-DN 30030012-DN 35035014-DN 40040016-DN 45045018-DN 5005
50、0020-4.1.3PN and Class designationsThe PN and Class designations applicable to valves having flanged,threaded and loose nut/union end bodyends shall be as specified in Table 4.NOTE 1PN 20 and PN 32 are established PN designations for threaded end copper alloy valves and are additional tothe list of