API-6A 2000psi ~ 15000psi Various series specifications for high pressure valves
API-6D    Heavy Caliber Ball Valves Line Pipe Valve

1.Flat valve
The facing of valve plate and valve seat spray / surfacing cemented carbide.The seal between the valve seat and the valve plate, the seal between the valve body and the valve cover, and the sealing of the valve stem are all metal seals.

2.Expansion valve
Plastic /V seals are kept clean and reduce maintenance costs.The design of parallel expansion valve plate ensures reliable sealing.Even under full pressure, double needle roller thrust bearings ensure light operation.

3.Choke Valve
Material comply with API 6A standard and NACE standard.Throttling nozzle and valve seat are made of cemented carbide / ceramic. It has anti abrasion, anti erosion and reliable performance.

4.Adjustable Choke Valve
The stem and spool are  made of cemented carbide.It has anti abrasion, anti erosion and reliable performance.Suitable for oil well head equipment.Working pressure: 2000~20000Psi.Inside nominal diameter: 2-1/16“~ 4-1/16".


5.Outer sliding sleeve choke valve
The stem and spool are made of cemented carbide.It has anti abrasion, anti erosion and reliable performance.The moment of switch  is small and can turn off the fluid.Suitable for oil well head equipment.
Working pressure: 2000~20000Psi.Inside nominal diameter: 2-1/16“~ 4-1/16".

6.Fixed choke valve
The throttling nozzle material is made of ceramic oil nozzle or cemented carbide.It has anti abrasion, anti erosion and reliable performance.Suitable for oil well head equipment.Working pressure: 2000~20000Psi
Inside nominal diameter: 2-1/16“~ 4-1/16".


6.Choke valve (cylinder shaped) for hydraulic drilling
Executive standard: API 16C.The stem and spool are made of cemented carbide.It has anti abrasion, anti erosion and reliable performance.Applicable to throttle manifold equipment.Driving mode: hydraulic drive
Working pressure: 2000~20000Psi. Inside nominal diameter: 2-1/16“~ 4-1/16".


7.Manual drilling choke valve(cylinder shaped)
Executive standard: API 16C.The stem and spool are made of cemented carbide.It has anti abrasion, anti erosion and reliable performance.Applicable to throttle manifold equipment.Working pressure: 2000~20000Psi.Inside nominal diameter: 2-1/16“~ 4-1/16".

 
8.Manual drilling choke valve(orifices)
Executive standard:API 16C The stem and spool are made of cemented carbide.It has anti abrasion, anti erosion and reliable performance.It can turn off the fluid.Applicable to throttle manifold equipment.Working pressure: 2000~20000Psi.Inside nominal diameter: 2-1/16“~ 4-1/16".


9.Mud  valve
The valve body, valve cover, valve plate and valve stem are made of low alloy or stainless steel, and valve seat is vulcanized with clear rubber.It can be used in mud circulation pipeline.End connection: flanged, threaded, and nonmounted.The spool is easy to replace and maintain.

10.Hydraulic drive safety valve
The ground safety valve is used for main valve and wing valve of the christmas tree, closing valve and wellhead device.The hydraulic safety valve is the final actuator of wellhead safety system.When the wellhead device is under dangerous pressure, the safety valve can be closed automatically.

11.Pipeline valve

Valve body:WCB Valve stem:410 Seat Seals Face:D802 Valve plate sealing surface: 13Cr alloy.Sold to various land oilfields in China.


12.Ball valve
The deign of ball valve comply to API 6D specification.Technical Parameters.Rated Pressure:150#~600#    
Inside Nominal Diameter: 8″～30″.Technical Parameters.The valve seat is floating to perfect the fit between the ball and the valve seat.The sealing is reliable.Fixed the ball struction, the moment of switch is small.




Ball-and-seat