api Christmas tree and casing head, wellhead

We are SINOPEC's Grade 1 supplier!

Puyang Zhongshi Group focus on petroleum drilling and pumping equipments, it has 6 factories, each produce different products, one of them specialize in Well head, Casing head, Tubing head, and X-mas tree,  welcome to contact!

Our products have been ISO9001 certified and attained API 6A approvals of American Petroleum Institute.All products are fully designed and manufactured in accordance with API,ANSI,GB(national standance)and SY(industry standards)standards.

•  Fix drilled wellhead, connect wellhead casing string, seal and control the annular of casing, suspend tubing, control wellhead pressure and adjust flow rate, also include oil into outlet pipeline, shut off oil well when necessary, and apply to acid fracturing, water injection and test service.

•  Consist of casing head, tubing head and Christmas tree.

•  Apply to all kinds of casing, tubing programs and connection forms.

•  Feature reliable running, simple and convenient operating and repairing.

•  Can be equipped with (pneumatic) hydraulic safety valve.

•  Working pressure: 2000PSI~20000PSI

•  Working medium: oil, natural gas, mud ,including H2S,CO2

•  Working temperature: -46°C~121°C(Class LU)

•  Material class: AA,BB,CC,DD,EE,FF

•  Specification level: PSL 1-4

•  Performance level: PR 1-2