产品简介GRINNELLVALVES格林奈尔蝶阀，格林奈尔阀门，1000系列，8000系列，WC-8100，GHP系列产品名称:GRINNELLVALVES格林奈尔蝶阀产品型号:1000系列，8000系列，WC-8100，GHP系列产品详细信息BODYOne-piecebodiesare***ailableinbothwaferandfulltappedlugdesigns.Thestandardlongneckbodyprovidesfullclearancefor2-inchesofinsulationwithANSI150pipeflanges.STEMSHe***y-duty,two-piecedesignallowsforeasymaintenance.Stemsaresecuredbytheuseofretainingpins.BEARINGSTwobronzeorTeflon®*bearingsarestandardon2"-12".Sizesabove12"h***efull-lengthbearingsonupperandlowerstems.Stem/DiscAttachmentRectangulardriveensuresproperdiscconnection.Nopinsorboltsareexposedtoflow.SeatElastomer,reinforcedwithphenolicbackingring,enablesvalvetobeusedonpressureorvacuumservice.Seatcanbefieldreplaced.Grinnell'sspecialdoublesealdesigneliminatestheneedforflangegaskets.ThreestemsealO-ringsaremoldedintothetheseatlinertobackuptheprimarystemseal.DISCStreamlinedformaximumflowandminimumseatwear.Easeofmaintenanceduetotheeliminationofbolts,pins,etc.,asdisctostemconnectors.Dead-EndServiceAuniquepatentedlip,integraltothebodypreventsthelinerfrommovingdownstream,eliminatingseatandflangeleakage.Thisfeatureallowslugvalvetobeusedinuni-directional,dead-endserviceapplicati***atfullratedpressurewithouttheuseofdownstreamflange)