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Brand Name : Hebei Pantu
Model Number : FH35-35
Certification : API 16A
Place of Origin : China
MOQ : 1 set
Price : USD 30000 set
Payment Terms : T/T
Supply Ability : 5 sets per 3 months
Delivery Time : 7 work days
Packaging Details : Iron Case
Name : Shaffer Annular Bop
Application : Well Drilling
Rated Working Pressure : 5000psi
size : 346.1 mm 13 5/8"
Temperature Range for Nonmetallic Sealing Materials : -26℃~+177℃
Standard : API 16A Standard
346.1 Mm 13 5/8" Shaffer Annular Bop API 16A Standard
API 16A Shaffer Annular Bop can be used in workover and drilling operations equipped with hydril control systems. The BOPs are designed and manufactured in full conformity to the API 16A standard. The Shaffer Annular Bop mainly consists of a body, a header, a rubber core, and a piston. The inner rubber core is interchangeable.
Annular Blowout Preventer specs
Item |
Specification for Annular BOP |
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Size and model |
7 1/16″ -3000psi |
7 1/16″ -5000psi |
9″ -3000psi |
9″ -5000psi |
11″ -3000psi |
11″ -5000psi |
13 5/8″ -3000psi |
13 5/8″ -5000psi |
20 3/4″ -3000psi |
21 1/4″ -5000psi |
mm/in Bore (mm/in.) |
179.4 7 1/16 |
179.4 7 1/16 |
228.6 9 |
228.6 9 |
279.4 11 |
279.4 11 |
346.1 13 5/8 |
346.1 13 5/8 |
527 20 3/4 |
539.8 21 1/4 |
Rated working pressure (MPa/psi) |
21 3,000 |
35 5,000 |
21 3,000 |
35 5,000 |
21 3,000 |
35 5,000 |
21 3,000 |
35 5,000 |
21 3,000 |
35 5,000 |
Hydrostatic pressure testing pressure (MPa/psi) |
42 6,000 |
70 10,000 |
42 6,000 |
70 10,000 |
42 6,000 |
70 10,000 |
42 6,000 |
70 10,000 |
31.5 4,500 |
70 10,000 |
Hydraulic-controlled rated working pressure (MPa/psi) |
21/3,000 |
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Recommended hydraulic working pressure seal pipe (MPa/psi) |
1,218~1,522psi |
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Max. working pressure seal well without a pipe in (MPa/psi) |
10.5 1,500 |
17.5 2,500 |
10.5 1,500 |
17.5 2,500 |
10.5 1,500 |
17.5 2,500 |
10.5 1,500 |
17.5 2,500 |
10.5 1,500 |
17.5 2,500 |
Recommended hydraulic working pressure seal well without a pipe in (MPa/psi) |
≤10 .5/1,500 |
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Open Max. oil volume (L) |
15 |
15 |
22.8 |
33 |
39 |
56 |
69 |
69 |
110 |
181 |
Close Max. oil volume (L) |
21 |
21 |
34 |
42 |
50 |
72 |
94 |
94 |
173 |
241 |
Lift weight by two lifting rings (t) |
16 |
16 |
16 |
25 |
25 |
25 |
32 |
32 |
32 |
64 |
The outlet of hydraulic oil |
NPT 1” |
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Temperature grade of metal |
T-20/250(-29℃~121℃) |
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Temperature grade of non-metal |
BAB (-18℃~66℃~93℃) |
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Medium material contact with well liquid |
Per to NACE MR-01-75, meet API 16A 4th Edition Standard |
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346.1 Mm 13 5/8" Shaffer Annular Bop API 16A Standard For Well Drilling Images |