7" hydraulic liner hanger
Product Description
HYDRAULIC LINER HANGER SEALING ASSEMBLY
The Sealing Assembly comprises shell and packoff bushing and is used to seal the annular clearance between polished nipple and liner hanger body so as to build pressure after the ball reaches the landing collar, preventing current from passing through upward. There are sinistral-threads on the top of connecting setting tool.
Features
1. The packoff bushing can be brought out of well, saving much drillout time.
2. “W” sealing rings are used to obtain two-side sealing. The sealing effect is better and it’s sealing capacity is more than 25MPa.
3. With centralized block on body, it makes the hanger center easily.
Technical Parameters
|
Specifications, mm
|
Φ177.8/Φ139.7
|
Φ127.0/Φ114.3
|
Φ101.6/Φ88.9
|
|
Sealing Capacity, MPa
|
25
|
25
|
25
|
|
Sinistral-thead
|
T166×5threads/in
|
T118×5
|
T96×5
|
|
Body I.D., mm
|
Φ155
|
Φ108
|
Φ86
|
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