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TechnipFMC offers a wide range of C-22 and C-29 casing heads and spools covering multiple flange sizes from 7 1/16 to 30-inches. The maximum rated working pressure ranges from 2,000 psi to 20,000 psi. The equipment is rated for temperatures from -75° F to 350° F.
The casing heads are configured with a common lower profile for the base plate and are available with studded side outlets or line pipe outlets. The lower connection can be configured with a variety of profiles including slip-on-weld, threaded, or Slip Loc. For hanger retention, the heads can be configured with external thread (ET) lock screws.
Casing Head
- For low to medium casing loads, the heads can be configured with the C-22 bowl profile accepting all C-21 and C-22 style slip hangers.
- For heavier or more extreme casing string loads, the heads can be equipped with a C-29 bowl allowing all slip hanger options to be used.
- Installation is quick and straightforward using either individual running and retrieving tools or combination tools that also allow BOP testing.
- The C-22 and C-29 style heads and spools are practical and offer our customers a robust and economical means of drilling wells onshore or offshore.
Casing Spool
- The C-22 Elastomer Groove (EG) profile eliminates the need to lockdown screws to retain the bowl protector.
- This profile is also common for the C-22 casing heads.
- The bottom preparation accepts a variety of secondary elastomer or metal to metal seals to achieve annular seal integrity.
*The product images shown are for illustration purposes only and may not be an exact representation of the product.
