Conventional Wellhead Equipment Casing Heads

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, tubing head and christmas tree.


Jianhu Jielin Petrochemical Machinery Co., Ltd. is located in Jianhu Industrial Park, , Jiangsu Province, known as a land flowing with milk and honey. It is a modern large-sized enterprise specialized in researching and developing, manufacturing and selling various oilfield machines and spare parts. Our company has been authorized by China Classification Society for application of ship products and accessories as well as certificates of API-6A, 16A and 16C, etc. We mainly produces API 6A high and middle pressure valves, with the technical performance being that nominal working pressure is PN2.5-105MPa and nominal diameter is DN3-1000mm; in addition, our company also manufactures API 6A wellhead equipment for oil (gas) extraction, choke and kill manifold, mud manifold, drilling accessories and blowout preventer, etc.