All kinds of flanges are ones of our main leading…
It is mainly used to control the wellhead pressure in the process of drilling, workover, oil testing, etc., to prevent the occurrence of blowout accidents, and to solve the safety hazards in the operation process for customers.
Douson can provide a full range of well control products of specifications and pressures, and strives to consider the best process solutions, optimize structural design for customers, provide customers with complete
functional products, and ensure the safe and efficient use of products at customer sites
| Nominal Bore Diameter | 7-1/16″～29-1/2″ |
| Working Pressure | 500psi～10000psi |
| Recommended Hydraulic Operating Pressure | 10.5MPa |
| Top Connection | flange or stud flange, clamp, OEC |
| Bottom Connection | flange or stud flange, clamp, OEC |
| Temperature for Metallic Material | T-0, T-20, T-75 |
| Execution Standard | API 16A, GB/T 20174 |
Choke manifold is necessary to control well-kick & blowout…