Blowout Preventers

CFI "CLASS U" BLOWOUT PREVENTER

CFI "CLASS U" BOP OPERATING CHARACTERISTICS

RAM BLOCKS FOR CFI "CLASS U" BOP

PIPE RAMS – SINGLE & DUAL

Pipe Rams for Control Flow's "Class U" blowout preventers are available to fit a wide variety of tubing, drill pipe, drill collar and casing sizes. All rams are suitable for Sour Service - H2S - per NACE MR-01-75 specifications. The CFI "Class U" ram packers are self-feeding with a large reserve of elastomer to ensure a long-lasting seal under all conditions. Ram packers lock into place and cannot be dislodged by the well flow.

SHEAR RAMS

Control Flow's Shearing Rams shear the pipe in the hole to allow quick sealing in the event of unexpected downhole pressure or conditions. Shearing capabilities for the CFI "Class U" BOP's vary with the style of rams, bonnets and/or boosters.

All styles of Control Flow's shearing rams offer the following features:
• 3,000 psi shearing operating pressure
• Single-piece body construction
• Suitable for Sour Service - H2S - per NACE MR-01-75

All sizes of the CFI "Class U" BOP packers are available in a wide variety of elastomer material. Refer to the chart for the type of elastomer that best suits your needs.

CFI "CLASS U" BOP PARTS

All Control Flow-built replacement parts for the CFI "Class U" hydraulic preventer meet or exceed the original equipment manufacturer's specification and conforms to all applicable API and other industry standards. Replacement procedures are, in all cases, identical to the original equipment manufacturer. Refer to your CFI "Class U" maintenance manual for specific tear-down or assembly instructions.

If the appropriate publication is unavailable to you, call the Control Flow District Office nearest you for assistance in any phase of parts installation.

REPAIR SERVICES

Should you wish to take advantage of Control Flow's economical repair or remanufacturing capabilities, our Houston, Texas and Moore, Oklahoma facilities are fully equipped and staffed to get your CFI "Class U" preventer, or any other drilling and production pressure control equipment back in your operation fast.

"CLASS U" BOP LARGE BORE SHEAR BONNET

"CLASS U" BOP PIPE RAM BLOCKS

Pipe rams for Control Flow's "Class U" BOPs are available to fit a wide variety of tubing, drill pipe, drill collar and casing sizes. All rams are suitable for Sour Service - H2S - per NACE MR-O1-75 specifications. The CFI "Class U" ram packers are self-feeding with a large reserve of elastomer to ensure a long-lasting seal under all conditions. Ram packers lock into place and cannot be dislodged by the well flow.

Pipe rams for Control Flow's "Class U" blowout preventers are Top Seal available to fit any size pipe, drill collar or kelly. All the ram assemblies listed, including blind rams, are suitable for H2S service.

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Pipe rams for Control Flow's "Class U" blowout preventers are available to fit any size pipe, drill collar or kelly. All the ram assemblies listed, including blind rams, are suitable for H2S service.

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• Control Flow's "Class U" ram assemblies are self-feeding, with a large reserve of packer rubber, assuring a long-lasting seal under all conditions.
• Ram packer's rubber is locked into place and cannot be dislodged by well flow.
• Packer rubber is bonded to steel plates, which confine it to the sealing area.

ISO 9001:2000 Certified

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