The wellhead equipment and Christmas tree are important equipment for oil exploration and they are composed of three part : casing head, tubing head and Christmas tree. The wellhead equipment is used to mount the wellhead to connect the casing string at the wellhead ,to seal and control
circular space between the casing ,to suspend the tubing .to control pressure at the wellhead and
to regulate the flow rate of oil/gas) wells. When necessary, it can be used to close the well or in
special operations such as compressive fracture and acidizing, water injection and testing.
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
Place of Origin
Henan, China (Mainland)
China Petroleum Equipment
Positive choke , AQdjustable choke
-46°C ~121 °C
2-1/16" to 4-1/16"
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.
Packaging & Shipping
Puyang Zhongshi Group Co., Ltd. was founded in 1996, which is the restructured enterprise of Central Plains oilfield
Branch Company of SINOPEC. The company registered capital is 60.83 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.
1. Why do you choose our company?
We have a long development history in the industry in China; the products and technology have been improved to a higher level. Our strong technical team can ensure high quality products.
2. How can we guarantee our quality?
Our products are under API standard. Every time we will inspect our factories first. This inspect will include the persons, the present products, their scale etc. If everything is OK, we will start to cooperate. During production, we will go to the factories to test the products to guarantee the products have good quality.
If it doesn't meet our requirement, the goods will be refused.
3. Do we have price advantage?
We have our own factories and outstanding working team .And also establish long term business relationship with many manufacturers in China market. So we can get more competitive price from them.