FGS-W type Gate Valve

FGS-W type Gate Valve



●  Bi-directional seal design offers flow diversity and extend service life.
●  Metal-metal seal tech applied between valve plate and seat, valve seat and body.
●  Non-rubber seal between each valve seat and body so as to strengthen low pressure seal, and prevent dust into valve cavity or seal face.
●  Lower balancing lever helps to balance the shock from upper side, lower operation torque and indicate position.
●  Elastic loading and boost, non-elastic stem seal applied at various pressure range, temperature range.
●  The shoulder of valve stem backface seal bonnet so as to isolate filling cavity, which makes it possible to replace valve stem sealing under pressure.
●  Grease injection port is located at low pressure position between valve stem and balancing lever shoulder seal.



●  Bore:1-13/16”~7-1/16”
●  Pressure Class:2000~20000psi
●  Material Class:AA ~ HH
●  Temperature Class:K ~ V    X / Y
●  Product Specification Class:PSL 1~4
●  Performance Class:PR 1、2

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