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After-sales Service Provided: Engineers available to service machinery overseas
Condition: New
Brand Name: SAIFU
Weight: 1200
color: RED
Place of Origin: China (Mainland)

Specifications

BOP Stack

A "BOP Stack" is a set or group of "blowout preventers" that are found on every oil and natural gas drilling rig as well as the oil and/or natural gas well. 

BOP stack is typically located below the rig floor and after the drilling rig Is removed, is at the top of the well.A set of two or more BOPs used to ensure pressure control of a well. 

A typical BOP stack might consist of one to six RAM-type preventers and, optionally, one or two annular-type preventers. 

Typical stack configuration has the RAM preventers on the bottom and the annular preventers at the top. the configuration of the stack preventers is optimized to provide maximum pressure integrity, safety and flexibility in the event of a well Control incident. It is common to have an annular preventer or two on the top of the stack since annulars can be closed

over a wide range of tubular sizes and the openhole, but annular preventers are typically not rated for pressures as high as RAM preventers.the BOP stack also includes various spools, adapters and piping outlets to permit the circulation of Wellbore fluids under pressure in the event of a well control incident.



Our Main advantages:
1) Largest manufacturer in North-west of China.
2)
 Design----production----service after sale, Safe could supply the whole process. A design team of more than 30 
Technicians, supply best design according to well condition. so Safe could provide the most safety and reliable Well 
Control System in good price.

3) Strong and professional service team, could arrive to well operation area in 24 hours in China.

4) Spare parts could be supplied same time, and sent to service area in time.

Blowout Preventer BOP Stack

Specifications and Parameters for BOP Stack:

Model

Working Pressure (Psi)

ID (in.)

Sealed String Max. OD (in)

Connection

Service Environment

Temperature

F18-35

5000

7 1/16"

3 1/2"

7 1/16" (Studded) Flange

Crude oil, Water, Natural gas with H2S

T-20 (-29 ℃ ~ + 121 ℃)

F18-70

10000

7 1/16"

3 1/2"

7 1/16" (Studded) Flange

F23-21

3000

9"

5 1/2"

9" (Studded) Flange

F28-21

3000

11"

7"

11" (Studded) Flange

F28-35

5000

11"

7"

11" (Studded) Flange

F35-35

5000

13 5/8"

9 5/8"

13 5/8" (Studded) Flange

F35-70

10000

13 5/8"

9 5/8"

13 5/8" (Studded) Flange

Note:1)the connection manner can be redesigned according to the clients' requirements.

         2)More size available on request.