Oilfield Blowout Preventers Well Control API 16A BOP
API 16A Bop Blowout Preventer Annular Bop
Annular blowout preventer consists of body, upper housing, sealing element, dust-proof ring, and piston. It provides a rugged, reliable preventer and ease of service and widely used Offshore (subsea and surface) and onshore.
Annular blowout preventer is compact, seal any size kellys, drill pipe, tool joints, drill collars, casing or wireline. Sphericals also provide positive pressure control for stripping drill pipe into and out of the hole.
Annular blowout preventer is Manufactured in accordance with A P I Specification 16A, and NACE MR0175 per A P I Specification 16A, Temperature T20, Standard nitrile packing element: 40°F to 170°F.
Feature
Designed and manufactured according to - Spec 16A
• Capable of sealing various tubular shapes including drill pipe, casing and cables
Bowe Flow
• Strong pressure-assisted sealing performance
• Compact structure with fewer moving parts (piston + packing unit)
• Long service life rubber packing element
• Easy maintenance and quick replacement
Advantages
Suitable for both onshore and offshore drilling
Compatible with different BOP stacks
Can perform stripping operations under pressure
Excellent resistance to H2S (NACE standard compliant)
- Nominal Diameter: 2 9/16” ~ 7 1/16”
- Pressure Rating: 2000psi ~ 20,000psi
| Nominal Diameter (in) | Working Pressure (psi) | Ram BOP (S-Type) | Ram BOP (U-Type) | Ram BOP (UM-Type) | Annular BOP (Spherical Rubber Core) | Annular BOP (Conical Rubber Core) |
|---|---|---|---|---|---|---|
| 2 9/16 | 3000 | ✔ | ✔ | |||
| 5000 | ✔ | |||||
| 3 1/16 | 3000 | ✔ | ✔ | |||
| 5000 | ✔ | |||||
| 6000 | ✔ | |||||
| 10,000 | ✔ | |||||
| 5 1/2 | 3000 | ✔ | ||||
| 5000 | ✔ | |||||
| 6 1/2 | 2000 | ✔ | ||||
| 3000 | ✔ | |||||
| 5000 | ✔ | ✔ | ||||
| 7 1/16 | 2000 | ✔ | ✔ | |||
| 3000 | ✔ | ✔ | ✔ | ✔ | ||
| 5000 | ✔ | ✔ | ✔ | ✔ | ||
| 10,000 | ✔ | ✔ | ✔ | ✔ | ✔ | |
| 15,000 | ✔ | ✔ | ||||
| 20,000 | ✔ |
Drilling Series
- Nominal Diameter: 9” ~ 30”
- Pressure Rating: 500psi ~ 20,000psi
| Nominal Diameter (in) | Working Pressure (psi) | Ram BOP (S-Type) | Ram BOP (U-Type) | Ram BOP (UM-Type) | Annular BOP (Spherical Rubber Core) | Annular BOP (Conical Rubber Core) |
|---|---|---|---|---|---|---|
| 9 | 3000 | ✔ | ✔ | ✔ | ||
| 5000 | ✔ | ✔ | ✔ | |||
| 10,000 | ✔ | |||||
| 11 | 3000 | ✔ | ✔ | ✔ | ✔ | |
| 5000 | ✔ | ✔ | ✔ | ✔ | ✔ | |
| 10,000 | ✔ | ✔ | ✔ | ✔ | ||
| 15,000 | ✔ | ✔ | ||||
| 20,000 | ✔ | |||||
| 13 5/8 | 2000 | ✔ | ||||
| 3000 | ✔ | ✔ | ✔ | |||
| 5000 | ✔ | ✔ | ✔ | ✔ | ✔ | |
| 10,000 | ✔ | ✔ | ✔ | ✔ | ||
| 15,000 | ✔ | ✔ | ||||
| 16 3/4 | 3000 | ✔ | ✔ | |||
| 5000 | ✔ | ✔ | ✔ | |||
| 10,000 | ✔ | |||||
| 18 3/4 | 5000 | ✔ | ✔ | |||
| 20 3/4 | 3000 | ✔ | ✔ | |||
| 21 1/4 | 2000 | ✔ | ✔ | ✔ | ||
| 5000 | ✔ | ✔ | ✔ | |||
| 10,000 | ✔ | |||||
| 29 1/2 | 500 | ✔ |
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