Offshore Wellhead And X-mas Tree
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Key Features
- Combined master valve and swab valve to decrease the offshore wellhead & X-mas tree height
- Hydraulic safety valve in main drift diameter to achieve remote shutdownof wellhead in an emergency
- Segregated tubing head spool. Top and bottom parts are connected by insert type locking piece. This structure means theX-mas tree could be adjusted in any direction during installation.
- Equipped with BIW cable penetration and fitted adapter flange and hanger.
Offshore Wellhead And X-mas Tree
Shengji’s offshore wellhead and X-mas tree is designed to solve the problem of space limitation faced in offshore platform oil and gas wells, and adopts a complex integral design.
This offshore wellhead and X-mas tree is usually machined from one steel bar, thus decreasing the overall height of wellhead and X-mas tree equipment. To increase its safety, this equipment is fitted with a hydraulic safety valve.
The equipment has an integral BIW cable type and three single cable types to suit different requirements.
| Rated working pressure(psi) | 3000psi, 5000psi, 10000psi, 15000psi |
| Rated working temperature | PU |
| Material class | BB, CC, DD, EE, FF |
| Production Specification Level | PSL2 PSL3 PSL3G PSL4 |
| Performance Rate | PR1 PR2 |
| Safety valve shutdown time(s) | ≤ 5 |
| Drift diameter(in) | 2 9/16, 3 1/8 |