Specifications

casing head:
1.Standard:API 6A
2.bottom connection:welded,thread and slip three types

casing head

 

1. casing head specification
Work pressure:2000-15000psi

Material class: AA BB CC DD EE FF HH

Temperature class: -46°C~121°C(L U class)

Performance class:PR1,PR2

Production class: PSL1~4,

Work medium: petroleum, gas, mud,

2. Type:
Thread type casing head housing: bottom connection is API casing thread including long round, short round and buttress thread. Ground casing is 7”~20”.

 

Weld type casing head housing: there are two weld joints(up&down) in bottom for welding the casing. There are pressure-test ports to make water pressure test for the weld joints. Ground casing is 13 3/8”,20”.

 

Slip type casing head housing: it can be installed easily on the fields. Its direction can be adjusted. It has double seals to connect the casing, and has pressure test ports.

 

 

              welded type                                                  slip type                                                 thread type