球阀—产品使用说明书

Ballvalves球阀使用说明书BallValveOperatingManual浙江石化阀门有限公司ZhejiangPetrochemicalValveCo.,Ltd.二O一一年Year2011一用途Application球阀是一种管线阀门产品，用于接通或截断管路中的介质。一般是处于全开或全关状态，在微开状态下可作流量的调节使用。广泛适用于工况条件下水、气、油品等介质的各种管路中。Ballvalveispipelinevalve,usedforconnectingorcuttingoffmediuminthepipelines.Normallyitisatthestateofopeningorclosing.Anditcouldfunctionasregulatingtheflowwhenitisatthestateofslightlyopen.Itisusedonthepipelinesuchaswater,gas,oiletc.二性能规范PerformanceSpecification压力等级：Class150；Class300；Class600；Pressure:Class150；Class300；Class600；公称尺寸：NPS2～NPS24；NominalSize:NPS2～NPS24阀体材料：ASTMA216WCB；ASTMA351CF8；BodyMaterial:ASTMA216WCB；ASTMA351CF8；产品的设计、制造按API6D的规定；检查试验按API6D的规定；法兰连接尺寸按ASME的规定；结构长度按API6D的规定；DesignedandmanufacturedaccordingtoAPI6D;InspectedandtestedaccordingtoAPI6D;FlangeendsaccordingtoASME;FacetofaceaccordingtoAPI6D适用介质：水、蒸汽、油品等。SuitableMedium:Water,Steam,Oiletc●对WCB材料，适用操作温度：（0～150）℃ForWCBmaterial:suitabletemperatureforoperation:（0～150）℃在适用操作温度范围中最大操作压力分别见表1表1Maximumoperationpressurebasedonsuitabletemperatureforoperation:Form1:温度℃各磅级的最大操作压力(MPa)Class150Class300Class6000150Temperature℃pressure(MPa)Class150Class300Class6000150●对CF8材料，适用操作温度：（0～150）℃ForCF8material:suitabletemperatureforoperation:（0～150）℃在适用操作温度范围中最大操作压力分别见表1表1Maximumoperationpressurebasedonsuitabletemperatureforoperation:Form1:温度℃各磅级的最大操作压力(MPa)Class150Class300Class6000150Temperature℃pressure(MPa)Class150Class300Class6000150三作用原理及结构特点WorkingPrincipalandStructuralFeatures1作用原理：通过手柄或蜗轮带动阀杆和球体旋转90°，以达到密封副之间的开启和关闭。Workingprincipal:Drivetheshaftandballrotate90degreethroughoperatingthelever,toreachtheopennessandclosenessoftheseats.2结构特点：Structuralfeaturesa结构形式：螺栓连接阀体、阀盖，螺栓连接压盖的浮动球和固定球阀。Structuralfeature:Boltedbody,boltedbonnet,boltedglandfloatingballvalveandtrunnionballvalve.b操作方式：手轮和蜗轮操作。Operationmode:handwheelandgearoperation.c连接形式：凸面法兰连接。Connectionform:RaisedFlange(RF)d密封面采用聚四氟乙烯（PTFE），耐磨，耐腐蚀、抗冲刷性好、密封可靠、使用寿命长。SealingfaceadoptsPTFE,anti-friction,anti-corrosion,anti-abrasion,goodsealing,longservicelife.e采用聚四氟乙烯填料环，密封可靠，操作轻便灵活。AdoptPTFEpackingring,goodsealingandeasyoperation.f阀体、盖之间垫片采用聚四氟乙烯材料，密封可靠。GasketbetweenvalvebodyandbonnetisPTFE,goodsealing.g阀门通道为全径直通式，故流体阻力小。ValvecavityisFullportstraighttype,thefluidresistanceisverysmall.1四结构图Structurechart球阀外形结构图BallValveConfiguration球阀主要零件材料表MainpartsmaterialsheetNoPartNameMateralAMateralB1BoltASTMA193B7ASTMA193B82NutASTMA1942HASTMA19483BonnetASTMA216WCBASTMA351CF84BodyASTMA216WCBASTMA351CF85BallASTMA182F304ASTMA182F3046SeatASTMA105+PTFEASTMA182F304+PTFE7StemASTMA182F6aASTMA182F3048PackingPTFEPTFE9LeverASMEA216WCBASMEA216WCB9AGearboxCompoundCompound2五维护、保养Maintenance1本阀门应存放在干燥通风的室内，做到防潮、防雨、防锈。1Thisvalveshouldstockindryandventilatedindoorandkeepitdampproof,rainproofandrustproof.2阀门存放与运输时启闭件（球体）应处于全开启位置，通径两端用闷盖塞紧，予以防尘、防锈，保持通道清洁。2Theballshallbeinopenpositionduringstockandtransportation,andplugtheendcaps,makesurethevalveisdustproof,rustproofandkeepcavityclean.3使用中如阀门处于长期关闭或开启状态，应定期启闭若干次，活动阀杆和球密封面，以防阀门长期不转动而被咬死或锈死。3Iftheballvalveisclosedoropenedforlongtime,thenopenorcloseitregularly,operateshaftandsealingfacesoastoavoidtheballvalvecouldfunctionnormally.4运输过程中应避免磕碰而产生的阀杆弯曲和球面损伤，从而影响阀门的开启或关闭。4Makesuretheshaftsafeandthesphericalsurfacesafefrombruiseduringthetransportation.六安装与使用Installmentanduse1安装前，应仔细核对铭牌上的各项内容是否符合使用要求，确认后方可安装。1Beforeinstallation,checkinformationonthenameplateconformswithusagedemands,theninstallthevalveafterconfirmation.2本阀门安装在管道上时，阀杆可以向上，也可以水平。使用时可处于全开或全关状态，也可在微开时用来调节作用。2Thisvalveisinstalledonthepipelines.Andtheshaftcouldbeupwardorhorizontal.Whenthevalveisoperated,itcouldbeatthestateoffullyopenorfullyclosed.Anditcouldregulatetheflowwhenitisslightlyopened.3阀门的安装应考虑手柄的转角空间和日常维护方便。3Whenthevalveisinstalled,cornerspaceoftheleverandfacilityofdailymaintenanceshouldbeconsidered.4安装时，应按对角方向均匀拧紧螺母，并配以适当的力矩，以保证阀门与管道法兰间连接密封可能。4Whenthevalveisinstalled,tightnutsaccordingtooppositeangleswithappropriatetorquesoastomakesuregoodsealingperformancebetweenthevalveandthepipeline.5运输或安装过程中，手柄和阀杆不允许用作起吊。5Itisforbiddentohangvalveonhandwheelandshaftduringtheinstallationandtransportation.6通过管路的介质不应带有硬质颗粒，以免损伤密封面。6Themediumshouldnotbehardparticlesinordertoprotectthesealingface.8本阀门出厂前按API6D标准逐台进行检验与试验，合格后予以出厂。安装单位可直接压力试验或安装使用。8Thisvalvesmustbetested100%API6Dbeforeleavingourfactory,andreleaseafterthegoodspassedthecanmakethepressuretestandinstalldirectly.七可能发生的故障和消除办法Troubleslikelytohappenandwaystosolve常见故障产生原因预防、排除方法TroubleslikelytohappenCausePreventionandsolution1、填料处的外漏Packingleakage1、填料超过使用期限老化Packingisnotvalid2、操作不当，用力过猛Improperhandling,worktoohard3、压盖歪斜，致使阀杆磨损，填料损坏Glanddeflectcausesstemabrasionandpackingdamage1、及时更换Changeintime2、应严守操作规程，以匀速下常力量操作Operateproperlyandoperatewithcommonforce3、应均匀压紧活节螺栓，消除单边磨擦Tightboltingevenlyandeliminateunilateralfriction2、垫片处外漏Gasketleakage1、操作不平稳，引起压力、温度上下波动Operatenotsmoothly,causepressureandtemperaturefluctuate2、垫片的压紧力不够Pressureforceisnotenough3、垫片的压紧力不均匀Pressureforceisnoteven1、精心调节、平稳操作Regulateelaborately,operatesmoothly2、预紧力应符合要求，Pre-tighteningforceshallconformwithrequirement3、应均匀对称地拧紧螺栓Tightentheb