Integral wellhead device

Reference standards: API 6A, ISO10423, GB/T22513 and NACE 0175

The casing head and tubing head are designed into a whole piece with a compact structure for easy installation. It is suitable for the use in confined spaces

Product Features 

• It can be installed as a whole to save installation time. 
• There is no need to replace the blowout preventer throughout the drilling process. 
• The mandrel casing hanger is designed with a mud circulation channel. 
• An emergency slip hanger is equipped for use in case the mandrel hanger seat fails to be hooked place. 
• Automatic locking hanger with elastic clasp is adopted to reduce leak points. 

• Automatic safety control is realized through surface safety valve and underground safety valve.

Reduce leak points 

Automatic locking hanger with elastic clasp is adopted.

Emergency slip hanger 

Equipped for backup use in case the mandrel hanger seat fails to be hooked in place

Mud circulation channel 

Designed for the mandrel casing hanger