Landing collar with ball seat 
Landing collar with ball seat
Features /
1.Can be used with all hydraulic liner hangers.
2.After the liner wiper plug latches into the landing collar, sealing is established and holds back pressure.
3.Good resistance to erosion allows long time and large flow rate circulation.
4.All internal parts are made of easily-drillable materials.
Technical Parameters /

Size

Casing

Shear stress

in

mm

Weight

Ib/ft

Wall thickness

mm

MPa

4 1/2

114.3

9.50-15.10

5.21-8.56

17-20

5

127.0

13.00-21.40

6.43-11.10

5 1/2

139.7

14.00-26.80

6.20-12.70

6 5/8

168.3

20.00-32.00

7.32-12.06

7

177.8

20.00-38.00

6.91-13.72

7 5/8

193.7

26.40-47.10

8.33-15.68

8 5/8

219.1

24.00-49.00

6.71-14.15

9 5/8

244.5

32.30-58.40

7.92-15.11

10 3/4

273.1

32.75-73.2

7.09-17.07

11 3/4

298.5

42.00-71.00

8.46-14.78

13 3/8

339.7

48.00-72.00

8.38-13.06

16

406.4

65.00-109.00

9.52-16.66