Our products have been ISO9001 certified and attained API 6A approvals of american petroleum institute .All products are fully designed and manufacturered in accordance with API.

X-mas/Christmas tree is a key equipment to control the pressure in wellhead and adjust the flow rate of Pressure in

oil/gas production operation.

It can be designed into general or integral structure as required;

It can be completed with pneumatic/hydraulic safety valve;

It can be classified into two kinds of single-wing and dual-wing.

As required, matched choke may be positive choke or adjustable choke alternatively

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 appy to acid fracturing water injection and test service

Consist of casing head ,tubing and head ,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 hydraulic safety valve

Working pressure:2000PSI-20000PSI

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

Related products:

All products purchased in our company are guaranteed to keep in good repair for one year. If quality problems happen in guarantee period, our company will maintain for free. Additionally, our company provides technical support and fittings for life. After-sales service isn't restricted by time and we will assign technical personnel to solve your problems immediately after receiving telephone and hear feedback idea of users and deal with them in time. If you are caught in some problems when using our products, welcome to contact us at any time.

Puyang Zhongshi Group Company Ltd was founded in 1996,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 6083 million yuan,with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. Oil machinery is our main products, the leading products include pumping unit,subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels,drilling solid control series products and cementing accessories, We had attained ISO 9001 in 1998 and API Certificates in 2002 .