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 assembly consists of the casing head, valve spool, casing hanger and bypass valve.
Casing head is 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:
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 is a professional oil equipment suppliers, we provide oilfield cementing tools, casing head assembly, wellhead casing head, casing head wellheadand etc. Want to know more? Contact us.
在线联系供应商
Other supplier products
 |
F1300 Triplex Piston Mud Pump | The pump has features of advanced structure, small volume, reliable operation, easy maintenance The cylinder is made of alloy steel forgings, an... |
 |
Tubing Pup Joint and Crossover | Tubing: A pipe used in oil wells for oil recovery, gas production, water injection, and acid fracturing. Casing: A pipe that has been drilled in... |
 |
DYLT-T Type Series 70 Short Catch Overshot | DYLT-T type Series 70 Short Catch Overshot is an external fishing tool designed to retrieve tubular fish when the top of the fish is too short to b... |
 |
External Sleeve Choke Valve | External Sleeve Choke Valve With integral cage design technology, inner annular space had been increased, and in this way, the possibility of corro... |
 |
Drill Collar and Spiral Drill collar | Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit central... |
Same products
 |
Wax injection | 卖方: Yihui casting Technology Co., Ltd. | Wax injection This category mainly includes the MAXWAX brand wax injection machinesdeveloped and... |
 |
Moulding tools | 卖方: Yihui casting Technology Co., Ltd. | Moulding tools Casting supplies a complete range of jewellery moulding tools designed for profes... |
 |
Moulding machines | 卖方: Yihui casting Technology Co., Ltd. | Moulding machines YihuiCasting provides advanced mold making equipments for jewelry designed for... |
 |
3D printer | 卖方: Yihui casting Technology Co., Ltd. | 3D printer YihuiCasting provides advanced 3d jewelry printers designed for modern jewelry produc... |
 |
3D Design | 卖方: Yihui casting Technology Co., Ltd. | 3D Design This category includes all 3D printers and relevant spare parts like release films, re... |
