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Annular BOP
Annular BOP is an important part of the well control devices. It is mainly used to control the wellhead pressure in the drilling, well work over and oil testing, effectively preventing from the blowout accident sand working in safety.
Annular BOP can only be used when equipped with BOP hydraulic control device, it is usually used with ram BOP or separately. Sealing element has spherical and conical type.
- Working Pressure: 2,000Psi~20,000Psi
- Nominal Bore Diameter: 7 1/16″~30″
- Working Medium: petroleum, natural gas, mud, gas containing H2S, CO2
- Temperature Ratings for metallic materials: T75, T20, T0
- Temperature Ratings for non-metallic sealing materials: A~D (-26℃~121℃)
- Rated Working Pressure of Hydraulic Control: 3000Psi;
- Recommended Working Pressure: 1200Psi~1500Psi
- Upper and Lower Connections: Flanged, Studded or Clamped Upper and Lower
- Specification of Hydraulic Oil Way: l”NPT
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