Oilfield Casing Hanger

he casing hanger is used to structurally support the weight of the pipe column and seal the annular space between the pipe columns; The structural type can be divided into slip type or spindle (threaded) type; The working pressure can reach 20000 psi, and the maximum suspension capacity can reach 80% of the yield strength of the pipe body

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Slip type hanger: 1. WE and G types are sealed by tightening screws; 2. The W-type relies on the self weight of the casing to activate sealing, and is used for most working conditions; 3. WD is used to connect the casing head and the surface casing, and the slip teeth are tightened against the surface casing through external force

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