X-mas Tree
The pressurization parts of the Christmas trees and
tubing spools are made of forged or special smelted forging, so it is high-pressurization safety and so on .
X-mas tree and tubing head:

Tubing head spool
1.Tubing head structure
Tubing head is usually a spool with both flanged
ends,which is set on the top flange of casing head to hang tubing hanger and seal the annular space between the tubing string and oil-layer casing and which consists of tubing head spool and tubing hanger.
2.Functions:
hang
the tubing string inside well;
seal the annular
space between tubing and casing ;
give a
crossover to connect casing head downwards and to connect x'mas tree upwards;
provide both side outlets in tubing head spool
body through which to execute injection and well-wash operation.
3.Tubing hanger
Tubing hanger is an assembly to support tubing
string and seal the annular space between tubing and casing,which is connected with tubing and seated into tubing hanger spool by tubing gravity. It is convenient to operate and replace wellhead so that it is widely used for intermediate depth well and common well.
Tubing head cross:
Tubing hanger:
Technical Parameters for X-mas Tree Assembly:
Technical Parameters for X-mas and Tubing Heads:
Product show: