SCOTON gate valve with single gate and full bore. Suitable for double flange, thread end and special connection. Pressure range: 2000psi to 20000 psi. DN size: 1 13/16" to 9", Can used with our SCOTON actuator. Main features of Wellhead Gate Valves are as follow Double-way downstream Sealing structure, prolong service life. Fixed metal seal, (between gate and seat, seat and body) Simple, reliable gate and seat design can reduce site service and keep the minimum spare parts storage. The sealing ring between seat and body can help to seal in low pressure environment, it also can prevent granular pollutant goes into valve bore and sealing area. Stem seal design covers all pressure range and temperature range, and all fluid environment in well head and manifold. Metal seal between bonnet and body. Stem back seal structure allows valve replace stem seal under pressure activate. To ensure safety, injection device can put behind of stem back seal, it can put on bonnet...
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