Blowout Preventers > Ram Blowout Preventer |
Ram Blowout Preventers (API-16A) |
We supply LWP, LWS, SL/SLX, LXT style, and type U style ram blowout preventers; their sizes, models and technical specifications are in the following tables. Our blowout preventers are manufactured in accordance with API Specification 16A, Third Edition and NACE MR0175 per API Specification 16A, Temperature T20. They meet the applicable API and NACE requirements for H2S service.
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Ram BOP Sizes and Models |
Working Pressure, psi |
Bore Size (inches) |
7-1/16 |
9 |
11 |
13-5/8 |
16-3/4 |
18-3/4 |
20-3/4 |
21-1/4 |
26-3/4 |
15,000 |
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10,000 |
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5,000 |
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3,000 |
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2,000 |
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LWP, LWS, SL/SLX Ram BOP Specifications* |
| Bore (inches) |
7-1/16 |
9 |
11 |
13-5/8 |
20-3/4 |
21-1/4 |
| Working Pressure (psi) |
5,000 |
10,000 |
3,000 |
5,000 |
3,000 |
5,000 |
10,000 |
3,000 |
5,000 |
10,000 |
3,000 |
2,000 |
| Length (inches) |
58-1/4 |
79 |
60 |
79-1/8 |
72-5/8 |
89-1/4 |
122-3/4 |
130-1/4 |
130-1/4 |
128-3/4 |
127-1/2 |
127-1/2 |
| Width (inches) |
21-1/2 |
30 |
21-1/2 |
23-1/16 |
25-15/16 |
28-3/4 |
38-9/16 |
40-3/4 |
40-3/4 |
43-1/16 |
41-1/4 |
40-7/8 |
| Height (inches), Single, Stud x Stud |
15 |
22-7/8 |
11-1/8 |
14-1/2 |
14-1/2 |
19-1/2 |
23-1/2 |
17-1/4 |
17-1/4 |
28 |
23-1/8 |
23-1/8 |
| Height (inches), Double, Stud x Stud |
26-3/4 |
36-5/8 |
22 |
29-1/2 |
29-3/8 |
33 |
40-7/8 |
34 |
34 |
46 |
49-1/4 |
44-7/16 |
Weight (lbs),
Single, Stud x Stud |
1,385 |
5,550 |
1,170 |
2,870 |
2,116 |
4,150 |
11,100 |
8,400 |
8,800 |
13,200 |
7,448 |
7,285 |
Weight (ls),
Double, Stud x Stud |
2,504 |
9,900 |
2,200 |
5,750 |
4,096 |
7,725 |
20,560 |
15,350 |
15,620 |
23,400 |
14,615 |
14,455 |
| Gallons to Open |
1.18 |
2.34 |
0.68 |
2.27 |
1.45 |
2.62 |
7.0 |
4.46 |
4.46 |
10.52 |
4.46 |
4.46 |
| Gallons to Close |
1.45 |
2.72 |
0.77 |
2.58 |
1.74 |
2.98 |
9.45 |
5.44 |
5.44 |
10.58 |
5.07 |
5.07 |
| Closing Ratio |
5.45:1 |
7.11:1 |
4.5:1 |
5.57:1 |
5.45:1 |
5.57:1 |
7.11:1 |
5.54:1 |
5.54:1 |
7.11:1 |
5.57:1 |
5.57:1 |
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*This is only a partial listing of our ram blowout preventers. Data in this table are for reference only. |
Type U Style Ram BOP Specifications* |
| Bore (inches) |
7-1/16 |
11 |
13-5/8 |
20-3/4 |
21-1/4 |
| Working Pressure (psi) |
5,000 |
10,000 |
3,000 |
5,000 |
10,000 |
15,000 |
3,000 |
5,000 |
10,000 |
15,000 |
3,000 |
2,000 |
| Length (inches) |
74 |
74 |
95.25 |
96.25 |
96.25 |
124 |
112.13 |
112.13 |
114.13 |
139.00 |
143.69 |
143.69 |
| Width (inches) |
20.25 |
20.63 |
25.13 |
25.13 |
25.75 |
32 |
29.25 |
29.25 |
30.25 |
39.50 |
39.52 |
39.52 |
Height (inches), Single,
Flange x Flange |
27.50 |
30.56 |
29.06 |
34.31 |
35.69 |
44.81 |
31.31 |
33.81 |
41.69 |
53.69 |
40.56 |
37.9 |
Height (inches), Double,
Flange x Flange |
44.19 |
48.63 |
49.25 |
54.50 |
55.88 |
69.75 |
53.38 |
55.88 |
66.63 |
81.75 |
66.13 |
62.75 |
Weight (lbs),
Single,
Flange x Flange |
2,800 |
3,550 |
5,300 |
5,600 |
6,400 |
10,300 |
7,200 |
7,700 |
10,300 |
23,700 |
13,650 |
13,250 |
Weight (lbs),
Double,
Flange x Flange |
5,200 |
6,400 |
9,900 |
10,200 |
11,300 |
18,400 |
14,300 |
14,800 |
18,400 |
43,250 |
25,550 |
25,150 |
| Locking Screw Turns (Each End) |
18 |
18 |
27 |
27 |
27 |
32 |
32 |
32 |
32 |
45 |
46 |
46 |
| Gallons to Open |
1.3 |
1.3 |
3.4 |
3.4 |
3.4 |
5.7 |
5.5 |
5.5 |
5.5 |
10.4 |
8.1 |
9.0 |
| Gallons to Close |
1.3 |
1.3 |
3.5 |
3.5 |
3.5 |
5.8 |
5.8 |
5.8 |
5.8 |
10.6 |
8.7 |
8.7 |
| Closing Ratio |
6.9:1 |
6.9:1 |
7.3:1 |
7.3:1 |
7.3:1 |
9.8:1 |
7.0:1 |
7.0:1 |
7.0:1 |
10.6:1 |
7.0:1 |
7.0:1 |
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*This is only a partial listing of our ram blowout preventers. Data in this table are for reference only.
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