11.11-15 000 psi single/double gate blowout preventer
12.13-5/8-3000psi single/double gate blowout preventer
13.13-5/8-5000psi single/double gate blowout preventer
14.13-5/8-10000psi single/double gate blowout preventer
15.13-5/8-15 000 psi single/double gate blowout preventer
16.16-3/4-5000psi single/double gate blowout preventer
17.16-3/4-10000psi single/double gate blowout preventer
18.18-3/4-5000psi single/double gate blowout preventer
19.18-3/4-10000psi single/double gate blowout preventer
20.18-3/4-15000psi single/double gate blowout preventer
21.20-3/4-3000psi single/double gate blowout preventer
22.21-1/4-2000 psi single/double gate blowout preventer
23.21-1/4-5000psi single/double gate blowout preventer
24.21-1/4-10000psi single/double gate blowout preventer
25.26-3/4-2000 psi single/double gate blowout preventer
26.26-3/4-3000psi single/double gate blowout preventer TAG：