Weld type bottom casing head housing

There are two weld joints (up & down) in the bottom for welding the casing. There are pressure-test ports to do water pressure test for the weld joints; Ground Casing: 13 3/8’’, 20’’.

Thread type bottom casing head housing

Bottom connection is API casing thread including long-round, short-round and buttress thread; Ground Casing: 7’’- 20’’.

Slip type bottom casing head housing

It can be installed easily on the fields, and its direction can be adjusted. It has double seals to connect the casing and has pressure test ports.