 |
 |
 |
Annular BOP can complete following operation：
①To seal the annular room of different sizes with one sealing base gum when drilling tool, tubing or casing are in the hole. ②To fully seal the well head when drilling tools are not in the hole. ③To seal the annular room between kelly, coring tools, cable, steel line and the hole when well blowout happened during the operations such as drilling, coring and logging. ④To get through 18° unscrewed butt welded drill pipe then snub drilling tool while using depressuring valve.
Our blowout preventers are manufactured in accordance with API Specification 16A, Third Edition and NACE MR0175 per API Specification 16A, Temperature T20.
Annular BOP Sizes and Models
Working Pressure (psi) |
Bore (inches) |
|||||||
7-11/16 |
9 |
11 |
13-5/8 |
16-3/4 |
18-3/4 |
20-3/4 |
21-1/4 |
|
10,000 |
|
|
|
|
|
|
|
|
5,000 |
|
|
|
|
|
|
|
|
3,000 |
|
|
|
|
|
|
|
|
2,000 |
|
|
|
|
|
|
|
|
Annular BOP Specifications*
Bore (inches) |
7-1/16 |
9 |
11 |
13-5/8 |
20-3/4 |
21-1/4 |
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Working Pressure (psi) |
3000 |
5000 |
3000 |
5000 |
3000 |
5000 |
10000 |
3000 |
5000 |
10000 |
3000 |
2000 |
Operating Pressure (psi) |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
1500 |
Gallons to Close |
4.92 |
4.57 |
7.23 |
11.05 |
11 |
18.67 |
30.58 |
23.5 |
23.58 |
40.16 |
43.4 |
31.1 |
Gallons to Open |
3.43 |
3.21 |
5.03 |
8.72 |
6.78 |
14.95 |
24.67 |
14.67 |
17.41 |
32.64 |
26.9 |
18.9 |
Width (inches) |
29 |
29 |
35-1/2 |
40 |
39-7/8 |
44-3/4 |
57 |
46-3/8 |
50 |
64-1/2 |
54-1/8 |
52-3/4 |
Height (inches), Studded Top, Flanged Bottom |
29-1/8 |
30-7/8 |
32-1/2 |
36-1/2 |
32-7/8 |
41-1/2 |
53 |
40-11/16 |
44-15/16 |
58-3/4 |
48-7/16 |
52-1/2 |
Weight (lbs), Studded Top, Flanged Bottom |
2900 |
3175 |
4775 |
6800 |
5825 |
9550 |
23000 |
9100 |
13650 |
32475 |
14600 |
15100 |
Ring Gasket |
R-45 |
R-46 |
R-49 |
R-50 |
R-53 |
R-54 |
BX-158 |
R-57 |
BX-160 |
BX-159 |
R-74 |
R-73 |
*This is only a partial listing of our annular blowout preventers. Data in this table are for reference only. |
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