Casing Head is the very important equipment used in drilling process. The casing head in a conventional wellhead system is the lowest part of the wellhead assembly and is almost always connected to the surface casing string.casing head can control the wellhead pressure,casing head are often welded or screwed on the top of the conductor pipe or the casing then become a part of the wellhead system of the oil well.

Technical parameter for Complete Wellhead Casing Head

About ZZ TOP Oil Tools

ZZ TOP Oil Tools Co., Ltd, headquartered in Xi’an City, focused on the design and production of drill stem testing tools and wellhead equipment since 2010. With the business expanding, ZZ TOP Oil Tools jointed to build the factories for wellhead equipment under the brand " JC Wellhead" and downhole tools under the brand "Techcore".

* "JC Wellhead" was estabilished in 2010 in Yancheng city, specialized in design and manufacturing of the oilfield wellhead equipment conformed with API 6A specification.

* "Techcore Oil Tools" was re-built in 2016 in Baoji city, specialized in design and manufacturing of drill stem testing tools, coiled tubing tools, wireline tools and other downhole tools.

Wellhead Product scope

Wellhead valves: Gate Valves, Plug Valves, Choke Valves, Check Valves, Mud Valves and various wellhead valve parts etc.

Wellhead Manifold: Choke and Kill Manifold, Drilling Floor Manifold, Fracturing manifold, Well Testing Manifold.

Wellhead Equipment: Wellhead Christmas Tree / X-Tree, Casing Head, Casing Hanger, Tubing Head,Tubing Hanger, Casing Spool, Tubing Spool, Drilling Spool etc.

Wellhead Adapter: Spacer Spool / Riser Spool ,Flange Adapter, Union Flange, Double Studded Adapter Flange, Welded Neck Flange, Blind Flange,Companion Flange, Instrument Flange,

Wellhead Clamp & Hub etc.

Wellhead Integral Fittings: Hammer Union, Elbow, Swivel Joint, Block Cross, Block Tee, Straight Pipe, Pipe Loops etc.

Well Pressure Control Equipment: Annular BOP, RAM BOP, Sucker Rod BOP etc