Description:

Tubing head and tubing spool are used for hanging tubing and sealing the annular space between casing and tubing. Features:
-Secondary seal between tubing hanger and reducing flange can be O ring sealing, grease-injection BT sealing or stiff metallic sealing
-Sealing between tubing hanger and tubing head can metal-metal stiff sealing, special synthetic rubber sealing or metal plus rubber seal.
-Designed with a grease injection valve port and a leakage testing interface
-Tubing head bottom sealing includes O ring sealing grease-injection BT sealing and stiff metallic sealing.
-Tubing hanger and tubing head reducing flange can be designed with a cable penetrator and a port for downhole safety valve controlling cables.
-Side outlet connection can be screw type or RSA flange type, with VR thread for easy valve-replacement operation.  

Spcification: