The design meets the requirement of API SPEC 6A.
Nominal bore:113/16″-71/16″
Rated working pressure: 2000-20000PSI
Rated working temp:K、L、P、R、S、T、U、 V
Material class: AA, BB, CC, DD, EE, FF
Product specification level: PSL1-PSL3G
Performance requirement level: PR1-PR2
Suitable medium: Petroleum, natural gas, mud etc.
Comply with the requirement of API SPEC 6A
Valve structure includes two kinds, i.e. rising stem and non-rising stem
End connection type: Flange, thread, collar and butt welding.
Driving model: Manual, gear drive and hydraulic
Gate structure: Integral and expanded
The sealing face of gate and seat is overlaying-welded with hard alloy with erosion and corrosion resistance
The valve seat is classified into floating and fixed structure.
Stem filler adopts lip structure with reliable seal and small operation torque
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