as型截止阀安装使用说明书instruction of as-type stop valves

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1、AS型截止阀AS-TypeStopvalves安装使用说明书InstructionofAngleGlobeValve本企业生产的截止阀，密封性能可靠，安装拆卸方便等优点，启闭件（阀瓣）由阀杆带动，沿阀座（密封面）轴线作升降运动。Thestopvalvethatproductbyourcompany,ithavetheadvantagesofeasyinstallationanddisassembly,andalsothesealingperformanceisreliable.Theopen-closepart(valvedisc)drivenbythevalverod,takethelif

2、tingmovementalongthevalveseat(sealingsurface).1、安装前检查Checkingbeforeinstallation1.1检查产品主要参数、型式是否符合使用条件，配套是否齐全。Checkingwhetherthemainparametersandthetypeoftheproductsarecompliedwiththerequirementanditsaccessoriesincompleteornot.1.2检查与产品连接的法兰规格是否与订货产品法兰一致。Checkingwhetherthetype(pressureratinganddiamet

3、er)oftheconnectingflangesarecompliedwithpurchasedairventheads.1.3安装前将连接部位及产品内部的杂质、污垢清理干净。Cleanawaytheimpurityanddirtontheconnectionsectionandinsidethejointbeforeinstallation.1.4.安装前检查截止阀阀盘、阀口是否有损坏。Beforetheinstallation,pleasecheckwhetherthevalvedisc,valveseatofthestopvalvewasdamagedornot.2、安装方法Mean

4、sofinstallation3维修Maintenance阀盘、阀口损坏而产生泄漏，应把阀盖与阀体之间螺母拧松、阀盖移出，在进行阀盘或阀口维修及更换。Iftheleakagecausedbythedamagedofthevalvediscandthevalveport,youshouldbescrewoutthenutbetweenthevalvebonnetandvalvebody,removethebonnet,thenstartthemaintenanceorreplacementofthevalveportorvalvedisc.