Compact Wellhead
BMC Multistage Compact wellhead
BMC Multistage Compact wellhead allows the installation of up to two Casing Hangers, and Tubing Hanger through BOP. Proprietary Quick Lock Connection is provided on top of compact wellhead body.
| Pressure rating | From 2,000 to 15,000 psi |
| Temperature | L ÷ U, X (from -46°C to +180°C) |
| Material trim | AA-BB-CC-DD-EE-FF-HH |
| Nom. size | 11”, 13.5/8”, 18.3/4”, 26.3/4” |
| Casing size | From 5.1/2” to 24.1/2” |
| Applicable standards | API 6A, ISO 10423 |
Main features:
- Quick Connection on top of wellhead body.
- OD of wellhead body able to be installed through Diverter / BOP;
- Single 45° landing shoulder to support multiple casings;
- Interchangeability of components to reduce inventory;
- Studded Side Outlets with Valve Removal Plug thread.
- Contingency system, composed by Slip Hanger and Pack-Off, requires casing internal cut.
- Housing bottom connections: Slip on Weld, Slip Lock, Threaded Connection.
- Landing Base option, to transfer wellhead loads to Conductor Pipe or Cellar Floor.
“BMC” Mandrel Casing Hangers have the following features:
- An external left hand ACME thread for running/retrieving;
- A box thread on bottom for casing suspension;
- Milled slots for mud return during cement job;
- An external profile suitable for the annulus Pack-Off;
- All threads have an anti-galling surface treatment.
“BMC” Pack-Off
- The “BMC” Pack-Off is provided with two internal and two external elastomeric seals for sealing the wellhead bore/casing hanger annulus.
- The locking mechanism is provided by positive snap ring released by the Running/Retrieving Tool.
- Same Pack-off is used on each stage.

Related Products

Conventional Wellhead
BS/BSHD wellheads are based upon a straight bore bowl with a 45° shoulder to support casing loads, with single casing string suspended in each spool.

Compact Wellhead
BMC Multistage Compact wellhead allows the installation of up to two Casing Hangers, and Tubing Hanger through BOP, with the proprietary quick-lock connection on the top of the compact wellhead body.

Split-Compact Wellheads
Split-Compact Wellheads Systems allow to perform drilling operations as Compact Wellhead, running each Casing Hanger and Pack-Off through BOP it is possible to break intermediate connection in order to install Slip Hanger.

Completion systems
Are included the Tubing Head Spool, Tubing Hanger and Tubing Head Adapter with relevant X-Mas Tree. The configuration of the completion depends upon the specific customer request.




