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.
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
Integral Sprial Heavy Weight Drill Pipe | The drill pipe is the steel pipe with thread at the end, for connecting the drill ground equipment and drilling equipment in drilling bottom or bot... |
 |
Lifting Sub | Lifting Subis a special above ground tool for lifting drilling tools in oil and gas industry and geologic exploration. It resembles a pup joint, an... |
 |
Drill Pipe | The china drill pipeis a steel pipe with a tail thread for connecting the surface equipment of the drilling rig and the drilling equipment or botto... |
 |
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... |
 |
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... |
Похожие товары
 |
Fabric UV resistance tester | Продавец: Тысяча сплошная точный электромеханический прибор контрольно-измерительной ЛТД | TRANSLATE with x English Arabic Hebrew Polish Bulgarian Hindi ... |
 |
Anti-fatigue Test Bench For Automobile Steering Machine | Продавец: Тысяча сплошная точный электромеханический прибор контрольно-измерительной ЛТД | TRANSLATE with x English Arabic Hebrew Polish Bulgarian Hindi ... |
 |
Flexometer / Bally Leather Flexing Tester | Продавец: Тысяча сплошная точный электромеханический прибор контрольно-измерительной ЛТД | TRANSLATE with x English Arabic Hebrew Polish Bulgarian Hindi ... |
 |
oil extraction apparatus | Продавец: Тысяча сплошная точный электромеханический прибор контрольно-измерительной ЛТД | TRANSLATE with x English Arabic Hebrew Polish Bulgarian Hindi ... |
 |
Fabric Ultraviolet Tester | Продавец: Тысяча сплошная точный электромеханический прибор контрольно-измерительной ЛТД | TRANSLATE with x English Arabic Hebrew Polish Bulgarian Hindi ... |
