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Shaffer BOP Drift Test Fast & Reliable

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January 01, 2026
Category Connection: Shaffer Annular BOP
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Tags:
#BOP Blowout Preventer #Annular BOP #Spherical BOP
Brief: Watch as we walk through the full process, from initial setup to real-world testing of the Shaffer Bolt-Cover Spherical BOP. This video demonstrates how this 20 3/4" bore, 3000psi annular blowout preventer performs reliable drift tests and maintains pressure control during drilling operations. You'll see its compact design in action and learn about its efficient sealing capabilities on various downhole tools.
Related Product Features:
  • Compact design with 15-20% lower height than comparable annular BOPs for installations with limited vertical space.
  • Operates at low hydraulic pressure of 1,500 psi, reducing accumulator size requirements and associated costs.
  • Universal sealing compatibility with kellys, drill pipes, tool joints, drill collars, casing, and wireline tools.
  • Durable sealing element with steel reinforcement provides 2-4 times longer service life than conventional elements.
  • Simplified maintenance with easy upper housing removal and no complex tools required for routine servicing.
  • Suitable for internal H₂S service as standard with straightforward conversion for external H₂S service.
  • Wear rings on moving parts eliminate metal-to-metal contact, extending component service life.
  • Arctic models available to meet low-temperature API 16A requirements for harsh environment operations.
FAQs:
  • What is the maximum working pressure for the Shaffer 20 3/4"-3000psi annular BOP?
    The Shaffer Bolt-Cover Spherical BOP has a rated working pressure of 3,000 psi (20.7MPa) and a hydrostatic test pressure of 4,500 psi (31.1MPa), making it suitable for demanding drilling operations.
  • Can this BOP handle sour service conditions with H₂S exposure?
    Yes, this BOP is suitable for internal H₂S service as standard, with straightforward conversion available for external H₂S service. All metallic materials contacting well fluids meet NACE MR0175 requirements for sour service.
  • How does the compact design benefit installation and operation?
    The compact design features 15-20% lower height than comparable annular BOPs, making it ideal for installations with limited vertical space while maintaining full performance capabilities and pressure control reliability.
  • What maintenance advantages does this BOP offer for field operations?
    The BOP features easy upper housing removal for access to internal components, requires no complex tools for routine servicing, and includes wear rings that eliminate metal-to-metal contact to extend component life and reduce downtime.
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