HH level wellhead device and oil (gas) tree

For working conditions with high H2S content: the body adopts cladding welding process, which meets the requirements of HH level wellhead.
The pressure control part is made of nickel base alloy 718 material.
The metal sealing ring is made of nickel-based alloy 825.


HH level wellhead device and oil (gas) tree

6A Wellhead equipment and Christmas tree are essential for oil and gas exploitation, composed of casing head, tubing head and Christmas tree, used to connect casing string and tubing string, and seal the annular spaces between all casing pipes at all layers and between pipelines. In addition, it can be used not only to control wellhead pressure and adjust oil (gas) wellhead flow, but also for special operations, such as acid fracturing, water injection and testing, etc. It is made up of casing head, oil casing head and Christmas tree.

Dimensions 2-1/16″~4-1/16″
Pressure level 5000psi~15000psi
Material level AA~HH
Temperature level KU
Specification level PSL1~PSL3G
Performance level PR1~PR2




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