IEC60534-2-1Edition2.02011-03INTERNATIONALSTANDARDNORMEINTERNATIONALEIndustrial-processcontrolvalves–Part2-1:Flowcapacity–SizingequationsforfluidflowunderinstalledconditionsVannesderégulationdesprocessusindustriels–Partie2-1:Capacitéd'écoulement–Equationsdedimensionnementpourl'écoulementdesfluidesdanslesconditionsd'installationIEC60534-2-1:2011®CopyrightedmateriallicensedtoBRDemobyThomsonReuters(Scientific),Inc.,subscriptions.techstreet.com,downloadedonNov-28-2014byJamesMadison.Nofurtherreproductionordistributionispermitted.UncontrolledwhenprinteTHISPUBLICATIONISCOPYRIGHTPROTECTEDCopyright©2011IEC,Geneva,SwitzerlandAllrightsreserved.Unlessotherwisespecified,nopartofthispublicationmaybereproducedorutilizedinanyformorbyanymeans,electronicormechanical,includingphotocopyingandmicrofilm,withoutpermissioninwritingfromeitherIECorIEC'smemberNationalCommitteeinthecountryoftherequester.IfyouhaveanyquestionsaboutIECcopyrightorhaveanenquiryaboutobtainingadditionalrightstothispublication,pleasecontacttheaddressbeloworyourlocalIECmemberNationalCommitteeforfurtherinformation.Droitsdereproductionréservés.Saufindicationcontraire,aucunepartiedecettepublicationnepeutêtrereproduiteniutiliséesousquelqueformequecesoitetparaucunprocédé,électroniqueoumécanique,ycomprislaphotocopieetlesmicrofilms,sansl'accordécritdelaCEIouduComiténationaldelaCEIdupaysdudemandeur.SivousavezdesquestionssurlecopyrightdelaCEIousivousdésirezobtenirdesdroitssupplémentairessurcettepublication,utilisezlescoordonnéesci-aprèsoucontactezleComiténationaldelaCEIdevotrepaysderésidence.IECCentralOffice3,ruedeVarembéCH-1211Geneva20SwitzerlandEmail:inmail@iec.chWeb:www.iec.chAbouttheIECTheInternationalElectrotechnicalCommission(IEC)istheleadingglobalorganizationthatpreparesandpublishesInternationalStandardsforallelectrical,electronicandrelatedtechnologies.AboutIECpublicationsThetechnicalcontentofIECpublicationsiskeptunderconstantreviewbytheIEC.Pleasemakesurethatyouhavethelatestedition,acorrigen...
