Description

Подвески НКТ

utomatic Обсадная колонна, Hanger (PCHA) is basically designed for heavy load service and is used for CAMTOP’s Колонная головка Корпус ‘PCHH’ and Колонная головка Spool ‘PCHS’ described earlier.

When the Обсадная колонна load is applied to the hanger, the top ring connected by the Pack-off and shoulder screw compresses the packing to seal the annulus pressure of the casing. This casing hanger is normally used for pressure ratings upto 3000 PSI. For ratings over 3000 PSI, type ‘PSPO’ Pack-off is used to prevent collapse of the pipe. Unitised Обсадная колонна Hanger (PCHU) can be used both for CAMTOP’s Колонная головка Корпус (PCHH) and Колонная головка Spool (PCHS) as described earlier. This Hanger is designed for medium or heavy load service.

This hanger is normally latched around the pipe and lowered in casing head body. After the casing is landed, shoulder screws should be evenly tightened to affect a positive annular seal. The hanger may be used upto 3000 PSI WP. For ratings over 3000 PSI, ‘PSPO’ Pack-off is used to prevent collapse of the pipe