Product Main

Specifications

The casing cement-head with double plugs (called as cement-head ) is a common cementing tool used as wellhead unit in all kinds of cementing operation. Comparing to cement-head with single plug, it owns longer cement-head body , and upper rubber plug and lower rubber plug can be put in at same time.
The tool owns some advantages such as simple construction, easy operation, high pressure resistant, manifold in common use, flexible in connecting. Especially, the lever type indicator can shows whether rubber plug goes through double plugs cement-head to enter casing so that operator can determine easily.
Technical specification and parameter
Type
ST35-140
ST35-178
ST-244
ST16-340
Size
139.7(51/2”)
φ177.8(7”)
φ244.5(95/8”)
339.7(13 3/8”)
Max.working pressure
35Mpa
35Mpa
35Mpa
20Mpa
Casing coupling
thread
51/2”
LTC/BTC
7”
LTC/BTC
95/8”
LTC/BTC
13 3/8”
LTC/BTC
Manifold interface
2” union
2”union
2” union
2”union
ID of plug container (mm)
φ125
φ 160
φ225
φ320
Length of plug container(mm)
450
460
560
560
Overall length
1886
1972
1701
2210