Casing hanger

Casing hangers are divided into two categories: threaded type (mandrel type) and cava type.

The types of kava type suspension are: G type, W type, WD type, WE type, etc

The WD type hanger is used to connect the casing head to the surface casing, which acts by external force

Make the kava teeth hold the cannula tightly;

The W-shaped hanger is a structure in which the self-weight of the casing excitation seal;

The WE type and G type are manual excitation sealing structures.