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.
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
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 ... |
 |
WG Type Roller Reamer | The roller reameris also called the expander squint drill. It is a tool used for reamingwhile drilling in oil wells. It is different from the re... |
 |
cementing-head | Cementing Head used in the oilfield is designed to hold a cementing plug before it is pumped down the casing during the cementing operation. In mos... |
 |
Lifting Cap | Lifting capis a special tool for lifting the drilling tools in petroleum, natural gas, drilling engineering and geographical exploration. There ... |
 |
Circulating Swage | SAIGAO GROUPCirculating Swage is forged from high-grade steel materials and machined to the required specifications. After heat treatment and non-d... |
Похожие товары
 |
GT-FM24-PLC Разливочная машина (3+9+9+3) Тройная направляющая трубка | Продавец: Чжаосин-гуретт технолоджис лимитед | * Описание GT-FM-PLC (тройные направляющие трубки на станции 6-48)Машина для наполнения порошком ... |
 |
High Speed Flat Wire Coil Winding Machine for EV Traction Motor Manufacturing | Продавец: Eurion Automation Co., Ltd. | Система сервоконтроля высокой точности: использует платформу управления на основе промышленного к... |
 |
GT-FM18-PLC Разливочная машина (8+2+8) Тройная направляющая трубка | Продавец: Чжаосин-гуретт технолоджис лимитед | * Описание GT-FM-PLC (тройные направляющие трубки на станции 6-48)Машина для наполнения порошком ... |
 |
Разливочная машина на 48 станций GT-FM48 | Продавец: Чжаосин-гуретт технолоджис лимитед | * ОписаниеРазливочная машина FM подходит для наполнения трубчатых нагревателей большой длины и ра... |
 |
8-станционная разливочная машина GT-FM8 | Продавец: Чжаосин-гуретт технолоджис лимитед | * Описание Разливочная машина FM подходит для наполнения трубчатых нагревателей большой длины и р... |
