• Hydraulic Stage Collar
  • Hydraulic Stage Collar

Hydraulic Stage Collar

In Stock

Description

Description
The Hydraulic Stage Collar is used for double-stages cementing or liner hanger top-cementing in horizontal well and extendeding well. Ports are hydraulically opened.
Features
Hydraulically activated.Special mechanism design prevents ports from being abnormally closed while openning.Anti-rotation mechanism improves drill-out performance.
Specifications


PN

Size

Casing

Sealing capacity

In

mm

Lb/ft

mm

MPa

8429000221

5-1/2

139.7

17.00
20.00

7.72
9.17

35/50

8429000222

7

177.8

26.00
29.00
32.00
35.00

9.19
10.36
11.51
12.65

35/50

8429000223

7-5/8

193.7

29.70
33.70
39.00

9.52
10.92
12.70

35/50

8429000224

9-5/8

244.5

40.00
43.50
47.00
53.50

10.03
11.05
11.99
13.84

35/50

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