Unihead

Unihead

•Working pressure: 2000PSI～20000PSI

•Working Medium:oil,natural,gas,mud

and gas containing H2S,CO2

•Working temperature: -46°C～121°C

（Class LU）

•Material class: AA、BB、CC、DD、

EE、FF 、HH

•Specification level: PSL 1-4

•Performance level: PR 1-2

detailed description

•Design casing head and tubing head

integrally to meet operation space.

• No need to replace BOP during drilling.

•Mandrel casing hanger designed with

mud circle groove.

•Equipped with emergency slip to avoid

casing being locked during lowering

casing and mandrel casing hanger not

at right position.

•Hanging casing and cement, then

install seal assembly. The structure of

hanging and sealing can avoid hanging

casing and damaging sealing element

during cement, and can repair and

replace sealing element conveniently.

•Elastic circlip lock hanger

automatically to make seal performance

reliable.

•Apply to all kinds of casing and tubing

program.

•Working pressure 2000PSI～20000PSI

•Working medium: oil, natural gas,

mud ,including H2S,CO2

•Working temperature: -46°C～121°C

（Class LU）

•Material class: AA、BB、CC、DD、

EE、FF 、HH

•Specification level: PSL 1-4

•Performance level: PR 1-2