hydraulic Gate Valve-manual locking
1)Our valves are designed as per API6A,6D, NACE 175;
2)The sealing face of gate and seat is overlaid-welding with carbide alloy for erosion and corrosion resistance;
3)The imported lip-type composite gate and seat, stem seal provide reliable sealing, safety and minimize operational torque;
4)Back seal structure of the stem allows the replacement of the packing under the working pressure;
5)Valve structure include two kinds:rising stem ad non-rising stem, with visible sign for opening and closing the valve;
6)Gate structure:Integral or split;
7)The seat is classified into floating and fixed structure;
8)Driving model: Manual, Hydraulic and gear drive;
9)Connection type: flange, thread, and coupling.
10) Product technical specifications: PSL1~PSL4 PR1~PR2
11)Technical parameters:
Medium: oil and gas accompanied with sour gas or / and sand
Hydraulic actuator: 3,000 psi working pressure and 1/2" NPT connection
Rated Working Pressure: 5,000psi ~ 20,000psi
Bore Size: all popular
Temperature: K ~ U
Material Classes: EE ~ HH
End connections: flange
Product Specification Level: PSL1 ~ PSL3
Performance Requirement: PR1, PR2
Audited Supplier 
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