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防喷器连接形式栽丝连接Studded法兰连接Flanged卡箍连接Clamped/HubbedD型环形防喷器1顶盖UpperHousing2球形胶芯PackingElement3活塞Piston4支持圈AdapterRing5壳体BodyA型环形防喷器1顶盖UpperHousing2耐磨板WearPlate3爪盘Claw4锥形胶芯PackingElement5活塞Piston6体部套筒Sleeve7外体部套筒OuterSleeve8卡块HoldingBlock9壳体Body闸板防喷器结构1缸盖CylinderHead2液缸Cylinder3侧门Bonnet4侧门螺栓BonnetBolt5闸板总成RamAssembly6壳体Body7侧法兰OutletFlange8侧门密封圈BonnetSeal锁紧轴密封机构1挡圈Retainer2止推轴套Sleeve3W形密封圈W-Ring4压圈PressRing5防尘圈座Seat,Dust-proofRing6防尘圈座Dust-proofRing四通Spool升高短节Spacer转换法兰DSA剪切闸板ShearRam变径闸板VBR闸板零部件1顶密封TopSeal2闸板体RamBlock3前密封FrontPacker闸板防喷器型号F锻件FS锻件+剪切功能C铸件CS铸件+剪切功能