Casing Head
Casing headis a kind of new product which is designed according to customers' requirements and applied in all deep wells and completion operation. lt is mainly used to fix wellhead connect casing string and seal, and control the pressure of casing annular space. The casing head assemblyconsists of the casing head, valve spool, casing hanger and bypass valve.
wellhead casing headis made of low-alloy steel with good loading capacity and H2S penonnance. The connection type is divided into welded types: threaded type and slip type. The casing hanger is equipped with cons-shape sealing mechanism and BT sealing mechanism. Its sealing mechanism is superior under the force of gravity, which can be used more conveniently 2nd quickly in the field. Its structures can be divided into mandrel and slip types.
Features of Casing Head:
Application of Casing Head：
The casing head is installed at the upper end of the surface casing string, and is used for suspending the casing of the casing other than the surface casing and the wellhead device component of the annular space of the sealing casing. The main functions are as follows:
- Special operation: a. The cementing quality is not good. The side hole can be filled with cement. b. When acidizing and fracturing, the pressure balance liquid can be injected from the side hole.
Technology Parameters of Casing Head:
|
Casing Program |
20 〞 X13 3/8 〞 X9 5/8 〞 X 7 〞or 5 1/2 〞 |
|
Side Outlet Connection |
PFF35/80 ring gaskets ：R35 |
|
PFF70/65 ring gaskets ：BX153 |
|
|
Load Bearing |
≤ 5000KN |
|
Hanger Type |
4 〞、 5 〞、 4 1/2 〞、 5 1/2 〞、 7 〞 |
|
Working Pressure |
35Mpa～70Mpa |
|
Performance Requirement Level |
PR1 |
|
Product Specification Level |
PSL1-3 |
|
Temperature Class |
P·U （-29℃～121℃) |
|
Material Class |
AA～FF |
SAIGAO GROUP, as an excellent oil equipment suppliers, offers a wide range of oilfield cementing tools for you to choose from.
在线联系供应商
Other supplier products
 |
Oil Country Tubular Goods(OCTG) | Oil country tubular goods (OCTG) is a family of seamless rolled products consisting of drill pipe, casing and tubing subjected to loading condition... |
 |
MUD PUMP | Mud Pump is also a popular concept of a wide range of pumps. Different regions, habits, and ultimately the pump type will not be the same. The mud ... |
 |
BW400/10 Horizontal Three Cylinder Reciprocating Single Acting Piston Pump | BW400/10 mud pump is widely used in mining, drilling, coal, railway, highway, water conservancy and hydropower, bridges, high-rise buildings, found... |
 |
MUD PUMP PARTS | Mud pump parts are used on drilling rigs for the circulation of mud. These reciprocating pumps are suited for the process of drilling oil wells. We... |
 |
8-5/8'' Casing Pipe | Oil casing is the lifeline for maintaining oil well operations. Due to different geological conditions, the state of the downhole is complicated, a... |
Same products
 |
SC-8107 Plant Tapener | 卖方: Zhejiang GuYueHu Industry&Trade Co.,Ltd. | SC-8107 Plant Tapetool Tapener SC-8107 plant tying tapetool tapener machineis equipped with a un... |
 |
SC-8106 Tapener Tying Tool | 卖方: Zhejiang GuYueHu Industry&Trade Co.,Ltd. | SC-8106 Tapener Tying Tool SC-8106 tapener tying toolis made of high-quality steel, which is dur... |
 |
SC-8105 Blade-saving Tapetool | 卖方: Zhejiang GuYueHu Industry&Trade Co.,Ltd. | SC-8105 Blade-saving Tapetool SC-8105 blade-saving tape tool is an effective and excellent bundl... |
 |
SC-8104 Tape Binder | 卖方: Zhejiang GuYueHu Industry&Trade Co.,Ltd. | SC-8104 Tape Binder SC-8104 tape binder can be equipped with blades and springs in the plastic b... |
 |
SC-8102 Hand Tying Machine | 卖方: Zhejiang GuYueHu Industry&Trade Co.,Ltd. | SC-8102 Hand Tying Machine SC-8102 hand tying machine tape tool can greatly improve your work ef... |
