MODEL: WC-CTHD-2

PRODUCT NO.: WC-41302


WELLCARE cementing Head is used for cementing the annular space between casing and bore hale during 2nd stage of well construction cycle. The cementing head is employed to connect the pumps of the cementing trucks to the casing string and provides access for insertion of the cementing plugs.
WELLCARE's Cementing heads are available in sizes 4 1/2 ” to 20”, for working pressure of 2,000 to 10,000 psi. Cementing head sizes & working pressures are inversely related. Generally, for smaller sizes are high working
pressure and for larger sizes less working pressure are the requirements. Cementing heads could be of single plug or double plug types. Caps are “Acme” threaded or quick lock type and fitted with swivel chain assembly. The double plug cementing head has three valve manifold and two plunger assembly. Cementing heads are manufactured from solid forged rounds of allay steels AISI 4130/4140/4145 or equivalent material and are fully heat treated.


CEMENTING OPERATIONS

WELLCARE Cementing Head is suitable to carry out single stage as well as double stage cementing operation. It is provided with the following features:

  • Simple in operation and provides easy loading of plugs.
  • Having manifold with lo-torque plug valve.
  • Provides continuous operation.
  • The plug container holds one or two plugs, the top plug and the bottom plug. The double plug container has a three in-torque valve manifold and two plunger assembly.
  • The length of plug containers are made to accommodate the standard length of plugs.
  • The cap is available with ACME thread and with lifting chain for lifting the plug contain
  • Adapters are available with all casing threads and buttress threads.
  • The standard adapters have a 6-inch Tong space with thread protectors.

CEMENTING MANIFOLDS

Cementing manifolds are supplied with cementing heads or alone as per customer preference. It is an assembly of unions, plug values, tee, nipples etc. These can be supplied in any size up to pressure ratings of I0,000 psi pressure.

WC-CTHD-2
WC-CTHD-2

 

DOUBLE PLUG CEMENTING HEAD

 

CASING SIZE OD

 

A ±
1/2
CAP OD

 

B ± 1/8
PLUG CENTER ID

C ±
3/8
PLUG INSER T
OD

 

D ± 1/8
THROAT ID

 

E ± 1/8
NIPPLE  
ID

 

F ± 6.0
MADE UP LENGTH

 

G ± 1.5
DISTANCE B/W PLUNGER

 

H ± 4.0
CLEARANCE ABOVE TOP PLUNGER

I ± 1/2
PLUNGER CLEARANCE

 

J ± 1/2
PLUNGER CLEARANCE

 

P ± 1/8
BODY OD

 

Q ± 1/8
BODY ID

 

± 1.5
K

 

± 1.5
L

 

± 1.5
M

 

± 1.5
N

4 1/2 8.00

4.81

2.50 4.92 3.92 59.00 10.62 19.53

1.56

1.47

6.000 4.500 11.50 9.00 12.50 14.00
5 1/2 8.66

5.75

3.25 5.25 4.67 60.12 11.12 20.19

2.50

1.94

7.000 5.500 11.81 9.29 13.00 14.33
7 11.00

7.20

4.25 6.70 5.92 60.12 11.12 20.19

2.07

2.66

8.500 7.000 11.81 9.29 13.00 14.33
7 5/8 11.50

7.81

4.75 7.25 6.37 60.12 11.62 20.19

2.73

2.97

9.375 7.625 11.81 9.00 12.50 14.33
8 5/8 12.50

8.81

5.50 8.25 7.51 60.12 11.62 20.19

3.73

3.47

10.875 8.625 11.50 9.50 13.50 14.50
9 5/8 13.80

9.76

6.75 9.20 8.53 63.74 12.60 20.43

4.65

3.94

11.500 9.625 12.00 10.00 14.48 15.00
10 3/4 14.50 10.87 7.75 10.31 9.56 63.74 13.62 20.50

5.83

4.50

13.125 10.750 12.50 10.50 15.50 16.00
11 3/4 15.50 11.87 8.00 11.31 10.77 64.00 13.62 21.00

6.89

5.00

14.500 11.750 12.50 10.50 15.50 16.00
12 3/4 16.50 12.87 8.25 12.31 12.00 67.31 13.62 21.50

7.85

5.50

15.500 12.750 12.50 10.50 15.50 16.00
13 3/8 16.92 13.41 10.00 12.88 12.35 69.80 14.25 22.95

8.31

5.77

16.000 13.375 14.17 10.50 16.14 16.65
13 5/8 16.92 13.41 10.00 12.88 12.38 69.80 14.25 22.95

8.31

5.77

16.000 13.375 14.17 10.50 16.14 16.65
16 19.68 15.90 12.50 15.34 15.00 83.97 20.40 29.40

9.56

7.01

18.500 16.000 14.97 12.29 22.28 17.97
18 5/8 23.00 18.62 15.00 18.00 17.25 93.00 21.50 30.20

9.76

8.31

21.500 18.625 16.50 14.00 23.50 19.50
20 24.00 20.00 16.50 19.44 18.73 93.00 21.50 30.20

9.76

9.00

23.000 20.000 16.50 14.00 23.50 19.50

NOTE:

  • All Dimensions are in Inches
  •  For other sizes & for single plug cementing head sizes Please Contact at Wellcare Oil Tools Private Limited.
  •    For Nomenclature refer diagram at next page

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