Drill Pipe Cement Head

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Drill Pipe Cement Head

The Drill Pipe Cement Head is a wellhead equipment.It is used for liner cementing operation and is also used to release plugs.

  • Type:Drill Pipe Single Plug Cement Head,Drill Pipe Double Plug Cement Head
  • Size: 2 5/8″ 5 1/2”

Description

The Drill Pipe Cement Head is a wellhead equipment.It is used for liner cementing operation and is also used to release plugs.

Features

1 . Main part is made with high Strength alloy steel high pressure resistant.
2 . Plug release indicator reveals visual indication of plug passing.
3 . Large ID of ptug container allows easy open of plug retain pins.
4 . Design of lifting sub used to lift cement head and pipe string with elevator .

Paramters

SizeOverall Length (mm)Working Pressure PSIID of Plug Container mmLength of Plug Container mmConnection
2 7/8”(73mm)9105000,7150552902 7/8IF (NC31)
3 1/2”(89mm)16545000,7150723403 1/2IF (NC38)
4”(1016mm)16545000,7150903404IF (NC46)
4 1/2”(1143mm)17005000,71501023804 1/2IF (NC50)
5”(127mm)18905000,71501023804 1/2IF (NC50)
5 1/2”(1397mm)19375000,7150115400FH 5 1/2

How to work for Drill Pipe Double Plug Cement Head

In most operations, a bottom plug is launched before the spacer of cement slurry. The top plug is released form the cement head after the sapcer fluid. Most cement heads can hold both the top and bottom plugs. A manifold incorporated into the cement head assembly allows connection of a fluid circulation line.

What is the structure of the ZSC rotating drill pipe cement head ?

The Bottom has a rotating joint, which is used to rotate casing. The pumpdown plug is installed in the body, and Spiral Pin Assembly is used to stop plug, the indicator shows whether plug pass through the rotating drill pipe cement head.Open lift nipple on top of cement head, install pumpdown plug into cement body.Connect cementing pipeline and slurry pipeline with union.The connection thread of Top lift nipple and body.

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